Printed: March 1979 Reprinted: July 1981
TRAINING CENTER
B325 SCHEMATIC AND PARTS LOCATION
DRAWING PACKAGE
© 1979
... ,,,1 -.~\..,.., t''.
~, i':Y79
_,:\ll R iqhts Reserved
LYNCH COMMUNICATION SYSTEMS INC.
DRAWING NUMBER
325AP01-0l
325AP01A-01
325BR01-0l
325BR51-0l
325CV01-0l
325DP01-0l
325DP02-0l
325DP11-0l
325DP21A-Ol ·
325DP22-01
325EM03-of :
325EM13-01
325ET01-01
TRAINING CENTER B325 SCHEMATIC AND PARTS LOCATION
DRAWING PACKAGE
B325 SCHEMATIC AND PARTS LOCATION
DRAWING PACKAGE
ISSUE
6
2
3
2
3
3
4
6
CONTENTS
SHEET(S)
3
3
2
2
3
2
2
2
2
2
3
DRAWING TITLE
Schematic & Parts Location, Type 325AP01 Alarm and Power
Schematic & Parts Location, Type 325AP01A Alarm and Power
·Schematic & Parts Location, Type 325BR01 BRO Channel Unit (Office), 2W, 900.Q
Schematic & Parts Location, Type 325BR5 l BRS Channel Unit (Subscriber), 2W, 900.Q
Schematic & Parts Location, Type 325CV01 Code Converter
Schematic & Parts Location, Type 325DP01 Dial Pulse, Originating Unit
Schematic & Parts Location, Type 325DP02 Dial Pulse, Terminating Unit
Schematic & Parts Location, Type 325DP11 Dial Pulse, Originating Unit
Schematic & Parts Location, Type 325DP21A Dial Pulse, Originating Unit
i
Schematic & Parts Location, Type 325DP22 Dial Pulse, Terminating Unit
. . r ' "• ~ ,-·. ,
Schematic &Parts Location, Type 325EM01 600.Q, 4W, E & M Channel Unit f _,,,. :•;: ~~-~- {~: • ,:'_. - ~:.)t r i Schematic & Parts Location, Type 325EM03 900.Q, 2W, E & M Channel Unit
Schematic & Parts Location, 325E&M, 900.Q ,2-Wire with 4-Wire Access Channel Unit ...
2 '. Schem;itic & Parts Location, Type 325EM13 • 900.Q,2\V, E & M Channel Uiµt ., .. ,,.,,"""''".
LYNCH COMMUNICATION SYSTEMS INC.
DRAWING NUMBER
325AP01-0l
325AP01A-Ol
325BR01-0l
325BR51-0l
325CV01-0l
325DP01-0l
325DP02-0l
325DP11-0l
325DP21A-Ol
325DP22-0l
325EM01-0l
325EM03-0l
325EM05-0I
325EM13-01
325ET01-0l
TRAINING CENTER B325 SCHEMATIC AND PARTS LOCATION
DRAWING PACKAGE
B325 SCHEMATIC AND PARTS LOCATION
DRAWING PACKAGE
CONTENTS
ISSUE SHEET(S) DRAWING TITLE
6 3 Schematic & Parts Location, Type 325AP01 Alarm and Power
2 3 Schematic & Parts Location, Type 325AP01A Alarm and Power
3 2 Schematic & Parts Location, Type 325BR01 BRO Channel Unit (Office), 2W, 900.Q
1 2 Schematic & Parts Location, Type 325BR5 l BRS Channel Unit (Subscriber), 2W, 900.Q
2 3 Schematic & Parts Location, Type 325CV01 Code Converter
3 2 Schematic & Parts Location, Type 325DP01 Dial Pulse, Originating Unit
3 2 Schematic & Parts Location, Type 325DP02 Dial Pulse, Terminating Unit
1 2 Schematic & Parts Location, Type 325DP11 Dial Pulse, Originating Unit
1 2 Schematic & Parts Location, Type 325DP21A Dial Pulse, Originating Unit
I 2 Schematic & Parts Location, Type 325DP22 Dial Pulse, Terminating Unit
4 2 Schematic & Parts Location, Type 325EM01 600.Q, 4W, E & M Channel Unit
6 2 Schematic & Parts Location, Type 325EM03 900.Q, 2W, E & M Channel Unit
3 3 Schematic & Parts Location, 325E&M, 900.Q 2-Wire with 4-Wire Access Channel Unit
1 2 Schematis & Parts Location, Type 325EM13 900.Q, 2W, E & M Channel Unit
1 2 Schematic & Parts Location, Type 325ET0I Trunk lW/OG, 900.Q, 2W
i
~AINING CENTER 25 SCHEMATIC AND PARTS LOCATION
lAWING PACKAGE
LYNCH COMMUNICATION
SYSTEMS INC.
B325 SCHEMATIC AND PARTS LOCATION
DRAWING PACKAGE (Cont.)
CONTENTS
DRAWING NUMBER ISSUE SHEET(S) DRAWING TITLE
325FX01-0l 3 2 Schematic & Parts Location, Type 325FX01 FXS Channel Unit (Subscriber), 2W, 900Q
325FX02-0l 3 2 Schematic & Parts Location, Type 325FX02 FXO Channel Unit (Office), 2W, 900Q
325FX03-01 - - To Be Supplied
325FX04-01 - - To Be Supplied
325MX02-0l 3 5 Schematic & Parts Location, Type 325MX02 D4 Mode II Multiplexer
325PR0I-Ol 2 2 Schematic & Parts Location, Type 325PR01 600S1, 4 Wire PLR Channel Unit
325PY01-0l 1 2 Schematic & Parts Location, Type 325PY01 Semi-postpay Channel Unit (Office), 2W, 900S1
325PY51-0l 1 2 Schematic & Parts Location, Type 325PY5 l Semi-postpay Channel Unit (Subscriber), 2W, 900.Q
325RC01 B-01 l 2 Schematic & Parts Location, Type 325RC01 B RCV Converter
325TA01-0l 1 2 Schematic & Parts Location, Type 325TA01 Test and Alignment Panel
325TA03-0I 4 2 Schematic & Parts Location, Type 325TA03 Test and Alignment Unit
325TC01B-Ol 1 4 Schematic & Parts Location, Type 325TC01B Transmit Converter
325TK0!-01 2 l Schematic & Parts Location, Type 325TK01 Test Kit
325VF0!-01 2 2 Schematic & Parts Location, Type 325VF01 600.Q, 4 Wire, No Sig. Channel Unit
NOTE: Drawings updated July, 1981
TRAINING CENTER B325 SCHEMATIC A..1-.'D PARTS LOCATIOS DRAWING PACKAGE
LYNCH COMMUNICATION'
SYSTEMS INC.
DRAWING NUMBER
325FX01-0l
325FX02-0l
325FX03-01
325FX04-01
325MX02-0l
325PR01-0l
325PY01-0l
325PY51-0l
325RC01B-01
i
325TA0I -OJ
325TA03-0l
325TC01 B-01
325TK0J-01
325VF0!-01
B325 SCHBI..I.TIC A.MD f~ LOCATION
D~p~r~)
ISSUE SffiETfSJ DRAWING TITLE
3 ~
~tic & Parts Location, Type 325FX01 -?:G Otannel Unit (Subscriber), 2W, 900.Q
3 - !.:.~.:Hie & Parts Location, Type 325FX02 -?ff; Channel Unit (Office), 2W, 900.Q
i
- l - 7-: ~ Supplied
- - l: ~ Supplied
3 :-S:.~tic & Parts Location, Type 325MX02 .
:,,,;. M.-,,fo II Multiplexer
2 . ~dte:;<;.atic & Parts Location, Type 325PR01 -j:ff..,. 4 Wire PLR Channel Unit
l -S::-~:.atic & Parts Location, Type 325PY01 -½--.v,:,r>$tpay Channel Unit (Office), 2W, 900.Q
-::.:.::.e::·.atic & Parts Location, Type 325PY5 l - .
~1--?",stpay Channel Unit (Subscriber), :.; 1/'fJ':J.
. :i:.::~:.a~ic & Parts Location, Type 325RC0J B .
'f;'":; r_r,nverter
-:.~:.atic & Parts Location, Type 325TA01 - .
-:: ':"J. ;;_:,c Alignment Panel
.!. :.::-.. ;-;:-:.a:1c & Parts Location, Type 325TA03 .
-:: ':"..~ i:.".C Alignment Unit
- S::-±:":.atic & Parts Location, Type 325TC0IB -:'.'::;:::.-ir::it Converter
-S:::e:-:.atic & Parts Location, Type 325TK01 --:-1:",;_ Y..:!.
- -S:::e-:-:.atic & Parts Location, Type 325VF01 - -?".ft.; 4 Wire, No Sig. Channel Unit
I
l 5 I 4 I
- --48V ... :.ha··· --- --- --- --- --- --- --- ---TO F2C L172
l I R56 """ 2K 20K
I I
Cl2 C13 RO? n.: +1100
L,,,4.7 2K Q9
D + \t) MPSLOI
K
I ~
I I I
R5" R59' R60
I lM 20K 43K
. ,£; CR25
I IN4005 010
MPSL51 R74 R6I
~ - 3.9K +lc24 3.9K R62
I 680 T4 CR26
I" IW 25\/
T3736 6 oo_v
• 1 ~
T3 c~
I T3725 "" 7 50V
5 I ~ • • CR28
I 50V 011 8 .
MJEl3002
1 ~
C 6 R63 /"C') CR29
L6,
56
1 \.b IW oov
I Cl~ c:~ 2.2 I 3300PF l/2W
I I I
I ~ 2 -• r:· Cl7
13300::,
9
• I ~:. ➔
3 \MJl,'k ► • 56
1 IW
I ►
4 3 10
I 5
I L· ~ •• j,
I B I
I L POWER SUPPLY
--- --- --- --- --- --- --- --- --- ---
I -
I I A
5 I 4 I
.I. 3 I
--- --- --- ---7
I I I I
L4 I L166 leis -12V OUT
lc1a I r r R67
-!- 20K
I C20 C2I 100 100
+Tl6V +Tl6V L5
-. +12V OUT Ll66
I I I I I MIS +5V OUT
+lc22 I LM309 I d-C23
T100 l TIOO I 18V 18V
~ -
I I I
--- ---- --- --- _J
.,. 3
2 I 1 REVISIONS
ISSUE EN NO DESCRIPTION D-'TE
I 19242 FINAL RELEASE 1.-1/.-77
2 19562 R10 WAS !5.1 Kn ANO CRIO WAS J~229B. 4.3V 11/;.,J-n 3 19717 ADDED M17 ,,.,/,u fn 4 19903 ADDED R76 ,CR39 8 015 1/2~-/"7',, 5 22115 C24 WAS "2t:J.r l3-10-n? 6 22061 Cl8 -C23 WAS 20V ,;.3 S'o
NOTES: I. UNLESS OTHERWISE SPECIFIED ALL RESISTANCES IN OHMS, l/4W,
AND ALL CAPACITANCES ARE IN MICROFARADS.
2 . HIGHEST REFERENCE DESIGNATIONS
C25 CR39 I OSI I F3 J3 I K2 I L5 I MIG I 015 R76 S4 / T4 I I I I
REFERENCE DESIGNATIONS OMITTED
Jl,J2 I I I I I I I I I I
3. RELAY Kl SHOWN IDLE (ALARM).
4. RELAY K2 SHOWN IDLE (NORMAL).
5. FOR 10 SEC TRUNK PROCESSING, STRAP J TOK; FOR 2 SEC TRUNK PROCESSING, STRAP J TO H.
6. FOR 285 MS LOCAL ALARM DETECTION, STRAP B TO C, E TO F ANO L TO N •
7. FOR 2 SEC LOCAL ALARM DETECTION , STRAP A TO B, 0 TO E ANO L TO M.
8. SI, S2, S3 ANO S4 SHOWN IN NORMAL STATE.
PARTS LOCATION - SEE SHEET 3
l"AIIT OIi: IDl!HTIFYIHG HO.
Pl
"''· OUK.,
APPROVED
,ti'1J1%, ffei-<'~
ii~ w ~ D I.Ll-.<, ·, f.
~
C
._
B
HOTH I~
LIST OF MATERIALS A rl-==========J~==========.,r:u;-;,;-;u:;:ss;-;o;;,;;;.,:;:,.;;,.;;,~ .. ;;,;::c,;;,.;;,o;:-, t;oo:;,.;;;,~::;,:-;,;,.,:;, -:::--:4:--::-:N:-:;7:7:-7 -;:::: l:;;.._-z;=::;: ,:;-;;;;;;;;;;;;;-----------1
01MEHS10HS A.H 1N 1r,icHU o, ouw,NC, 2 JA ,,_..,,~ LYJl:H alllJNICATD SYSTEMS TOI.EltANCl!:t DECllliALJ•xu OIi.i.WM ■ r ~ ~ lzsJANn • 204 EDISON WAY, RENO, NEVADA
l-------11--------i± AHGLU· ± .o,o ,u<?n!:, CHEC11:t:o •~ j,~1.,r-77 mu: SCHEMATIC 8 PARTS LOCATION
:.,..~~• + ,,.. .... ov.," I A~1[~ ~2ififJR HUT ,UST USll) ON
325APOI MLP
Al"l"LICATIQt,1S
ID IDU11"4GNO,
SCA,Ll!,NONE , ,.,N 325APOI 01 l ;;
J..,.n I ,. 3 ]
2 I 1
l
I t I I I I
P/0 Pl
+12V
RI IOOI<
D OACIN 2F 30 I---<>--•
C
TCLK 40
B2REMH 32 4
C4 2RRZT-I 28
B 33PF
C5 2RRZT-2 "°
3&PF
~~'{ ... 41
~l,11-t 45
-R 47
~t~{ 56
ONES 58
A ~{ ~ 31
DSGH 39
5
N R23 IOOK NOTES
6 a7 M 02
2N4124
Cl 1.2
CR◄ IN41!51
LOC
015 2N4124
4
9
R37 100
4
+12V
REM
+12V
.,..•---,._' ... ' CU<
LOOP
90 012
J!!, SI
M68 MCl4013
SET RES 8
3
II
I I R41 I 1.2M
3
I L-----'-'_.~-1
L--------- - -----J3-l
+12V
R36 IOK
J3-3
+12V
R40 +12v•-=-.
IOK
R39 IOK
J3-8
3
6 M38 4
CGAc'
2
J3-7
8 R68 R69 • M3C,._10 ____ 1~1 ">.;;....-,'-llli-...+-"""'..,_.---",.,,.,_ _ _,
II
12
IOOK
CRl3 1N4005
Kl
-=-
CR22 IN4151
R52 IOK
R75 ._'IM.,......>--+12V
IOOK
A
OSI
I ALM/CGA I
CR21 IN4005
UNLESS OTHERWISE SPECIFIED,
Ollolt'.NSIOM. 1tllE IM INCHES TOU"AMCU !M oec1--.1..s,
.U lU
± 010 ± .OOIS AHOLES•
O!UG1MAL D"-T£ OF OltAWUtG
-48$8
REVISIONS
DESCRIPTION
R53 4.7K IW
6
II CR23 L.E.O.
MV5353
R54
7'10 2W
F3 !V5A
Kl
1
OATE APPROVED
D
P/0 Pl
51 FORCBSYH
41 FORCIOLH
63 CGAS
5 C }se tN 6
20 }se OUT 22
2 }oe 1N
}Ta OUT
19 }+5V
21
46 }+t2V
48
52 }-12v
12 }oe GNO IN B
14
II }oe GNO OUT 13
Kl
62
NC} 64
VISUAL COM ALARM
66 N.O.
68 N] 10 COM AUOISLf
ALARM
72 N.O.
10 AUXLOCL
A
LYNCH ClltMINCATDI SYS1IMS 204 EDISON WAY, RENO, NEVADA
112° 1--------- Al'l"ttOUO av l-------+-------tllllATf:111AL t..;;,c,;;;;,;:;;;;;;ffi-'---1----,C,::;~';"•,-;::O .. ,,,W::,.:a.-::,o_;;........::.....::...:....:.:....:;_ ____ f'"""=,--4
0 32!1APOI-OI
,._,.,.LtCATIOHI '"I.IT 2 •• 3 6
2 1
i i l ~
t IJ.
l i f: !!.
l I
I 5
[ 0
r D
• ©~
□: §?
~co :,:: • • v •"i ~· ....
0 Sl
I 0 /"'l~l>:0~ •.__,I,
O"'rci;:n
o~i~ I 0
' □~
C
c.,, Q gJ N
~ (JI
.,, l> 0-o ~o ,,,-2}
C z
I =l Q
I B
I l I I FRONT VIEW
A
5
CR7 !'.
CRB:J'.
4
0
]'.CR6 - --R19
~R21 !'. CR20
F2A <] R~ [>F2B
F2C<] ----R22
4
TEST ONLY
3
----.i- CRI R4
3
-----Rl2
CR3
Rl6 L3
N(lt .0.SSY
Al'~LlC•fl0PO
2
~~ f.D u a: a:
"11 rn Rl5
Ml5
2
+
~ CR27
~ CR26
-,t,! CR28
Pl REF
D
C
B
1
r l 5 I 4 I ..... 3 I 2 I r 1
' REVlS/ON)
r I I I I I· I I
·•·
I,
I
C: --- --- ---- --- --- --- --- --- --- --- --- ---
7 ,, l'< 'HI :)f )(QI~'. 1CN D•TE J.1'1'11:0VEO
-4 8V IN I ,;.,;,4-1 8 Fl NAL RELEASE _s.1/ --r-'11S _ _,!) TO F?C L172 --- -
I R56 R58 2 ;.;_i l CHANGED R77, R78 VALUE I 7 ' ~ 2K 20K
I I Cl2 Ct3 R57 w +I'oo 4 7 2K 09
D 1 ~-~~- \b MPSLOI
I i D
I '
A G
R55 R59 R60 I I >M 20K 43K
~
": CR25
I \N400'5 010
I MPSL51
R74 R61
~ - 3 9K +lcz• 3 9K
I -R62
I 680 T4 CR26 L4 Jgv ,w r3736
6 50V
:5===== I ~ -12V OUT
• l , leis l.166 1 Cl9
T3 CR27
I I "-'100
T3725 r -r-100 r 7 50V • ~ 16V
5 . ~ R67
-1-20K • • CR28
I 50V ~ fo2a0 C21
I 011 8 T:~~ MJE13002
1 ·TIGV 6
R63 ~) C~29 L5
C
~ l 5=1 - +12vour C \b -
50V L.. 166
I I 4 NOTES
w
Cl6 I UNLESS OTHERWISE SPECIFIEO ALL RESISTANCES IN OHMS, l/4W, f-- AND ALL CAPACITANCES ARE IN MICROFARADS.
2 2 I 330QP> 1/ZW
I I 2
7c ~
2 • HIGHEST REFERENCE DESIGNATIONS
F:·' Cl7 C25 CR41 DSI I F3 I J3 K2 I L5 I MIG I Pl If-- 9
I I I I l 3300P~ -~ I a 15 R79 54 j T4
I CR31 CR:!O REFERENCE DESIGNATIONS OMITTED
3 4 Jl,J2 I I I I
➔ ► • I. MJ~1'foo2 50V I M15 I -. +5V OUT ._
56 LM309 I Jc23 I I I I IV. (4)
+lc22 I
! ► -::-CR33 CR32
l I 3 RELAY Kl SHOWN IDLE ( ALARM l. 4 3 10
roo TIOO 4. RELAY K2 SHOWN IDLE (NORMAL),
16V 16V
I 5 5. FOR 10 SEC TRUNK PROCESSING, STRAP J TOK;
~: ~ I FOR 2 SEC TRUNK PROCESSING, STRAP J TO H.
I 6 FOR 285 MS LOCAL ALARM DETECTION,
•• STRAP B TO C, E TO F AND L TO N •
j,
I 7 FOR 2 SEC LOCAL ALARM DETECT ION,
STRAP A TO B, D TO E AND L TO M.
I 8 SI, 52,53 AND S4 SHOWN IN NORMAL STATE
B B
I L POWER SUPPLY
--- --- --- --- ---- --- --- --- --- --- --- ---- --- ---- _J
- -PARTS LOCATION - SEE SHEET 3
• l
O,• ~ .. ,, J' P&"T
~' ' "' />' '0 .. "' HOTH •~~M .. r•1 (,, ... , ... , ... \, on,c;
A LIST OF MATERIALS A ,._, f", _:h•f'1,.,)l Sf'£'
' " 011rc,,.•,o••t 3·27·80 . r,';.,-,.~- LYNCH ClllMUNICATDI SYSTEMS r ,.., .. , JH\ & "f lH •H< Mf ~ Cl•Oll••'otG
TJllll_."(fS IH Of(l....,.CS
13-27-80 !~ ~; 20• EDISON WAY. RENO, NEVADA
" '" 011••H ll' FG . ,i,,, ''""' 11:111 "I i/:~ T"L( SCHEMATIC a PARTS LOCATION .... (.,!\ .... , '"' ~1-<lC •tO IY
,,;..i I TYPE 325APOIA
, .. i,11,.a, aPPIIO~lO IY ALARM a POWER
-- --- 325APOIA MLP Ot s,c; .. •C 1 ,v, 1 • • •PIIOv&c l'o 1, ..... ,.0 I IUU!
,.l • T •~S• u~f '.l .... 325APOIA-01
,,,.,si.. 2 APPLIC&llOoq
r ,ruL #,PP110v•c --1 v' j l,(:4Lt·NONE I•,~ Utt:tT 1 " 3 I
5 I 4 I 'I" 3 2 l 1
Q
' II I
II
• I I
• • I I
P/0 Pl r-,
5
+12V
• Cl
4
...:3-1
3 2 RE VIS IONS
"'-PPIIQVf:0
FINAL RELEASE I I ,R;~
J3-7
: I C 7 I
L---------------I_J
D DACIN 2F 35 r,;;K~'
3
~3
R2 -CRI ~-'it-36K IN4J51
3
2
1 M!38 4 1--------1---+---------------+-----1----1D ~-o>-'-'---· .------+---------------,,..--5
=40 Ml7A 0~
I ,-------------~ MCl40[3
C
B
A
LM:3900 R4 z +
.390+< 22K R5
750+< ~
""i2V~ D M6.:l QI
IQ CLK _.] CLK Q~ M2
MCl4040
'!13 .t• ?:4i51 IOOK
9~i:r ~>'9:.,J._,_R;_M--(:J"--D-,
REM "3 MCl4013 c---------------"lCLK ~$3 07 Os 011
16 4 13 J,s i ___ __,_ __ __JL__ ________________ _j_ ___ ,_ __ --1
RB
NOTF:S '~C 391'( 6 a, 7 C2 I 2
ii AO 'jl9 If--13 \ _--,_ ,o I R9 C~2 ~
OOFH 37 1-1-==t=~~~~LM_•_,.,C - -RCKLSH 49 m ./ !OM IN4151 ·1 Ml3A 5
'L_f7 3 4
~6 ...----------rl~S M78 >-"---4
I J3--4
~ S ~IIA,I
l~JR43~K
-12 NOTE 5 1COl<J.
~ID~ 7 H2 -
J:._ES SIT 4 6
MIIE
~
I 6 RIO I l~M3900 '
Ml IC T 22Mi; IR~t Rl4 J T !OM
o OE RI, .... ~-~-,--------+---+----' I ' MIIF
,--------+----__. ,,.--,"'"'"l..__+-1--------..c-'-'-'• ,, NOTES F Z7'0t<
1
I q15 687 0-:-----, CR3 ~
.+-+----JVVv-------~IZl~l3o"----._ IQ 100+< +12v IN.;151 • LOC
"-i2V._L2~.!}.
f- ~l'"o6.-.>--+-+-"~__-M-3A'- 3 5 ")<4'---..Cl~I CU< .... ,.,..,__,_ ______ .__ ___ _,__,.,..,_-"<1dW3 RIB Rl6
IOOK - 15M 1"'-, l/2W
M68 "4118 MC!40l3
SET RES RI? IOOK l REC CLK I ,~ 6"'--';!;.; 021
._, __ __.,-'-11' 1'4 v 36a
+ 5V 4--<>---_J ~ ~v\821
~
+5V
+ \
8 10 @J CR7 ,I;' Mi2A MBA
R20?::-; 2~2 3
360 \::_Y 14 I LED +SV
MV502~
R22 ~\ 8 ~~-360 ·v::.,; ~~---
LOOP
CRB Ml20 M8D
~M3D\12
I ~m
r----t-t-+--------_c;9 10
1 5 4
j! '--'--'9'-<""----.'-,.;;'0::_ __ _;.1'-11 ~El2
+-----+--"-"L JM_3_,.,8 )o----+-•'-1_=,:_:,,,-/
..:3-8 +5V
j
R77 tKI
~,~w 8
CR34 ~
v 1N'52298
4 3V
R68 R69
1001< 22K l R71 39K
~ 013
CRl3 --::- 2N2907A
1N4005
R?O 2K
CR40- C~l4
R44 tN4 00!S41
.. CRI I lNriro CR!9 62t< .i CR4',I IN4005 .........,_--,("""'_
P/0 Pl ,,-
SI FORCBSYH
41 FORCIOLH
014 MPSLOI
rv
~ 1"72 -48S8 = 22)(
R54 63 CGAS
y· L ' }se 1N 75Q 2W 6
n jl/3A
I I 20 }se our
22
I 1';188 Ml28 CRS
L ED M\15021
: FRAME I LED
MV5"'353
~ I CGAC' MBF L-------------''-'-. 15
J3·5 v MIZE
JI 10
_ :~ IN40()! CRl2 CRl5 ~ 07 1N400'5
~
/rC--:,l/...-,v,S,\W,.__ _ _,.._..,_•_!---IN4ru 2N3019
Ql !N~ r Ml4- - - - s7 ~--+--.,.__..,_ l_. : }oe tN ~i-8 ... 12v
I '1 I 1N~221 a '2 MIQQ))>-------4----------------1- 2.4V
TCL+< 40 t--t----------+---------------l__l!jB M5A 9
4 ~7A C
T q :=-- J3-6
~M1aj,..::-10 _ __.,_l ____ _ '---S:---=-+-+---------------__:_ ___ ..,._ __ ~~~~~~~~~~~~::~~-='-1 _;,, B2REMH 32 t---+--'-o((v1os/5 -~.
2RRZT-I 28 1------<
L :i, R23
NOTES 011~ :QQK ?N4124
~M 6 8- 7
02 T 3734
-.?" 2N4124 026 I 5 C4 (V ,o lea • .L__J 33PF R24 CR37 20K 33
1N4151 CIO PC 2
+12 V
15
,.JI ~ 2RRZT-2 30 t------
+ 8
= tf) 10 C5 R28 QLI
R27 470 l,H
33PF ~CR3d\r::: 3
1N4151 03 u 27 zr-..4124
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LIST OF MATERIALS
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REFERENCE DESIGNATIONS OMITTED
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NOTE <s
3
2 REVIIIONI
11~? r) FI l'tAL RELEASE
1----+---4---------------+----+-----1D
Rl5 75K
Cl4 21100Pf ---r-
T5 PIO T4666 Pl
2
8 TVF
RIB
Cl6 !6900Pf 2.26K
C25 8300Pf Cl8
21100Pf 3790Pf 1%
C T GNO
N NI
p N2
R23 .--.---'Vvv------+-----~o RVF
51
Cl3 4350Pf
---+-----------f---.----------1 F +12V
10
+ Cl9 15 25V
C20 15
25V L-----------------+----------, H -12V
R4 68K
CRl2
Q7 2N2907A
Kl 7
NOTE 6
ATB
R5 620
,I 200V I
C23
'--"'• !" ,Jf>•I ij"1\( \PfL•FlfO
(;H,o/,.\f0N\4Rf , .. <t.<.-HB 10Lt•u-c,1 '"' o,c,.....,L1
1 ~ D
2
0111(;,o,.,o.\ 0111£
o• o•u"ooc.
NOTES:
PAD1QQ ,Df,.,,,.,,.c.,.o
11-13-80
FG
1 · ~~WJ i:t~RAW..
1iEALstEc~:~~~TA~~~sR7i
1~ic~~~~os. C 2. HIGHEST REFERENCE DESIGNATIONS
AIRB C25 CR20 OSI J2 K2 Ml Pl Q7
R36 SI T7
REFERENCE DESIGNATIONS OMITTED
3. SI SHOWN IN BUSY STATE.
4. STRAP I TO 2 FOR ABSENCE OF GROUND SEARCHING. STRAP 2 TO 3 FOR BATTERY SEARCHING.
5. TO E>YPASS TIP 8 RING ON THE BUSY SWITCH STRAP T-T ANO R-R,
6. STRAP 4 TO 5 ANO II TO 6 WHEN USING ATB ANO/OR ris~~~a~p ee:16s~· 4 To II ANO I TO 2 WHEN
7. STRAP 7 TQ 8 FOR NORMAL. OFFICE TERMINATIONS. STRAP 7 TO 9 WHEN UNIT TERMINATES INTO ~OAOED CABL.E. STRAP 9 TO 10 WHEN USING EXTERNAL. PRECISION BALANCE NETWORK.
LIST OF MATERIALS
LYNCH CIIIIUIICATD4 SYSTEMS 204 lOIION WAY, RENO, NEV40•
INHT I o, 2
1
B
A
.,
[I
• -I I D
I
- - - :\ D
I
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I I I
'-'
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; '
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➔ ;.,•,,,
II II , B
I I -
I I A
a I I
5 I 4 I .... 3 I 2
L _______________ _;_ ________ 10.00 -------------------------------i REF.
Jr 325DP21A Tl +
l T4
~OD CRl!-~i OT2 ~ 0
~ ~ v vG ~ <D
u
T5
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0 ~
TIP I I u
" ~1 rl ., 10 9 7 D ~ ~ ~ ~,J
T7 R23
Pl REF.
I IJI A O O O R21 o:: 06 uf~\
RING
I R2~ ~ 02 C5 1~ 7 CR9 C
euib~'" :'.: CJ ~ " - - el m + "' ,.,,. ii~ cR1o~Rl9 °
4
N .n "'I J I \ \ f l~I r-~Fl □ □ [] OJSI +(C2)1r: 50::"'INO::,~O::, ii:! ~ ~I "□ □, =" ~1 \1;f ~ ~ ~I , L....___~ ;11 ,
DI 02
03
4 D D 5 ~0::1 ~o:: ~----c-:-::-=--c::-:-:::-:-::;--::-;-;~-;;--;";l----./ ATB AND/OR S-LEAD 4-5AND 6-llr GNO ABSENSE SEARCH 1·2 .,/ L-----;:==;;:;s;;:;:T;::;:A:;:;:ND;;;:A;R"'oerco F;,C;_ :,,T"E RC1M;,-_,7'--RB ,ll oniAfl'oiEE'5D1CciAiEBiILEE-TTIE~Rii;Mi:-. 17'--9]91 BATT. s E A RC H 2 - 3
.v TEST /BUSY ► \srRAPIIExr. PBN <i-10. B1-RZ LEADS I-? ~-6 AN° 4- 11 __,.-/
K2
- -------+----7 ·----- --f-----,
-·
4.482 REF.
I REVISIONS
- ----·--+----------------r-- --- ----··---~-----------i---i-,
I
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! I _ _1___.1_ ________ __Ji _ ____L_1
C
B
I .:. L_L__1._~·__:· -~·. __11 _--:-;:-;-::-:-;-;:-:-:--;-;--__J'--'-···· ..__·•_'"1·' A
, : Q F 1,1 A.TE R l Al':,
· ' SCHEMATIC a PARTS LOCATION --;'.'tf I 1,•h4 /'J TYPE ll250P21A
I
I ,uvt
1•0···• \'"'"''"'" -32!SDP21A-OI ll2!50P21A ll25DP21A-MLP
t========t:::~::::-==-1----,. __ .,.,,_, .. -----+-:: .. :-. -;-;: .. ;-;;-,.-:; .. --... ,-:'5---7 _-.. -.,-::NO~N:::Et 1,-:-._-- I,.,., 2 00
2 I I
5 I 4 I .,.. 3 I -2 I 1
D
C
B
A
PIO Pl
5
Kl
T
P/0 SI
~OTE 4
JI ~ y Tl P T 1----.-------X--<,-..<._-0. ~ )CE
I Tl
RI Cl ! 5 T2896 ..__. ,J 620 47
NOTE 6
r R31 I ~
1.2K R5 . l/2W 750
2W R2 2 10 910
30
II 6•
J2 IRINGj
I I
RING U r--...--+--------<1>-4>- I
'<lo I 6 0----R R NCfE 4
R8 '------------'Vl/\,------
-48VS8
CR3 CGA' X ~----II-----_.
IN4005
CR4 IOV
R3 56K
R4 ~--) K
27.4K
R9
27.4K
CR6 I N4005
R SIG I XI K l----ttt--'\----4-------/--f' 2N~033~
IN52408
SB GND J 1----------
5
// CR5 O
L E D
P/0 SI
4
T2 RIO RI! T3745 390 150
CR2 IN415l
~
RI? 536
l/2W
RCV GNO
T3 T3745
R6
42.2K
4
3
Rl2 Rl3 3K SK R23
R22 I 74K
XMT GND
Rl9 R20 I IOK 6.2K
3
2
FINAL RELEASE --l'L,~c.!,O_LI-------- -------
,, __ ,, ....
r-·-
P/0 Pl
B TVF
RI 5 2.2CK
C T GND
N NI
p N2
R24 D RVF
51
Cl 3
143~Pf
E R GNO
·H2V
-12v
------------------H A T SIG
F +12V
_.._.._ ___ -l H -!2V
325DP22MLP
2
-·--+--l ---+----1 1
---- D
·-·---r -
NOTES
I UNLfSS QTHERWiSE SPECIFIED ALL RES:ST..:.NCES ARE IN ')!H,'.S, '.',1-i tl ALL C.:.l'.-'ilCiTANCES IN M1CROFARADS
f.(EFERENCE LESIGN;.T!O~~s
~;-rK~'"'' 03 R3t SI
'-'--+---_ -, - I I i I l_ DESIGNATIL,N-'3 UMiT~ED
r I . ·1 , .• c+=r-r : 1 .. :=--1 SI SHOWN IN BUSY STATE
4 ..,.,J BYPA:)$ r:p 8 R f'll.> ~;r,.. T.,[ 8USY ':.WITCH, '.)TRAP T-T Af\;l R-R,
S. FOR STANDARD OFFICE TERMINATION STRAP 4-S. FOR LOADl!D CABLE TERMINATION STRAP 4-6. FOR EXTERNAL PRECISION BALANCE NETWORK STRAP 6•7.
6. FOR EXTERNAL LOOP LESS THAN 400 OHMS STRAP 2•3. FOR EXTERNAL LOOP GREATER Tl1AN 400 OHMS STRAP 1·2.
PARTS LOCATION-SEE SHEET 2
•
C
B
-l-. _ .. _. __ I
A
.. '-- --~F6t 15"-Gi.[ 4,,.·. -l,-. -----L-~N_C_H -COM--,-~u-.• N,-ICA-.. ~-~~-. s-_Y,-S:-EMS~
.. · ), '3-f. ~ .J I SCHEMATIC 8 PARTS LOCATION -- ~ TYPE 325DP22
.. DIAL ~ULSE TERMINATING UNIT
,___.i...:D=-+-- ___ 3_2_5_D_PT2_2_-_o_, __ __,
~ONE ... ,,1 I 2
1
l
I I
I
'
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'j"
D
C
B
A
5
T /\OT E 4
P/0 Pl
Kl
PIO SI
TIP T 1-----------><-~_____.,___r,_
JI~
'( •~ ; -;- E
Tl S T2896
NOTE 6
R31 I .
l.2K R5 l/2W 750
2W 2 10
30
II 6•
J2 jRl~Gi
'( RING U l-----+--+----------4>-<1>--'c
~ 6 0--------,
R R NOr-E 4
I RB 'VI/\, ---27.4K
R9
27.4K -4BVS8
R3 56K
CR3 0 CS< CGAr X IN4005
IN4005
R4 CR4 ~--j K I0V
R SIG IX) K
~ IN52408 PIO SI
I/ o CR5
C E D
SB GN0
5
4
4
T2 T3745
T3 T3745
RIO 390
RII 150
CR2 IN4l51
3
;~ Rl3 ~ r--'V-N---'15V"K-~ CW m
c1~Rl4 :>=---<0--iOI 01 I MID 12 I 4 32K
141 4136
2
R22 I 74K
X MT GND
T4 74667 ....
Rl5 2_ZCK
P/0 Pl
2
'-'-'<,._.___~_, C T GND
REVISIONS
FINAL RELEASE -----+'L=L0£, t-------- ________ _
---j---
f ---D
r- --::;::::::::::::::::_-_-_--_-_-_-_-_-_--------,----+-----I
~---------------------------------------1---l N NI
Rl7 536
l/2W
RCV GND
R6
42.2K
3
P N2
Q RVF
+-12V
-12v
A T SIG
NOTES
I UNLfSS OTHERWISE SP~C1~IED All.. RESISTANCES ARE 1"10H,.'.s, I '•'·H ti ALL c:. ... ;:.c:1ANCES IN MICROFARAD$
HIGHEST ~EFERENCE ~ESIGN;:.TtO~>tS
>------J::-rK1--r;;-;-1·c,, IJ3 I R31 1 SI
l i i I i l ' REFERENCE DESIGNATil,N~ UM1TT~
~~~+ ! : \ L_1-J 3 SI SHOWN IN BUSY STATE
4 Tt) 8YPA'.:-S r1p 8 Rl~G ~;r,-.., r,,( 8USY :.WITCH, STRAP
5. FOR STANDARD OFFICE TERMINATION STRAP 4-5. FOR LOADED CABLE TERMINATION STRAP ~-6. FOR EXTERNAL PRECISION BALANCE NETWORK STRAP 6·7.
6. FOR EXTERNAL LOOP LESS THAN '400 OHMS STRAP 2·3. FOR EXTERNAL LOOP GREATER THAN 400 OHMS STRAP 1·2.
PARTS LOCATION-SEE SHEET 2
-➔ - - -----·-- - - - l---- - -I . ___.L ____ _
C
B
A ,-----,----,---.-.. -.. -, '-_ ---j:==· -~-=· ===5-=F6~:-eo_r:_, 5-6-_--eo-_.--4~,"'--l,-_ -----l~-~c-, "-.. COM-.,-M-__ u-_N!_CA_.~IO-.. ~-. s-.!.-S!-[MS-.• ~ l\'3_F_ t- J SCHEMATIC 8' PARTS LOCATION
TYPE 325DP22 DIAL PULSE TERMINATING UNIT >-------325DP22 MLP
t===:'.~==~===t======:===j--;-;;.-;;::._:'._.'.:'.:~'.:.:'.':.':~+==:--:c .. :--------~--~Du~ ___ 3_2_5_D_P_~2_2_-_0_1 ___ __, -<v ';, ~ONE ·"'II I 2
2
D
- -D p
T
C
➔
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5 I
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ITI 0
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RING
YJ~ ll,_Mie:_R -<l XMTO BUSY Rl3
YO
D I
N V (.) (.)
5 4 6 7
□□□□ __fill!_
cR5RcvORl9
T T R R
I ~._____□ □____,□ ~,I $ TEST/BUSY-
5 I
4 I
10.00 REF.
"O RIO
~CR2
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., N a: u
"' (.)
Ml_ ,,0 ~1 D"'m a: (.)
_filL Rl7
STRAP STANDARD OFFICE TERMINATION, 4-5.
LOADED CABLE TERMINATION, 4·6.
EXTERNAL PBN., 6-7.
EXTERNAL LOOP LESS THAN 400U, 2·3. EXT. LOOP GREATER THAN 400U, 1-2.
TO BYPASS TIP AND RING ON BUSY
SWITCH, T-T AND R·R.
4 I
!!? (.)
9 (.)
J. 3
3
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ID .... I a: a:
I
u
2 I REVI\ION\
··-t--t-------------+----1---•-~-- ---t--------------+--+--_J
i i I', ---i--t--------------+---l-----lD
4.462 REF.
! 1 __ ~ _ _.__ __________ _L _ __J_--1
C
B
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I 2 I 1
I~ 1
5 I 4 I .J,. 3 I 2 I 1 REVIIIONI
ISSUE EN NO DE ~CQIPTIO"' I DA,Tf ,._PPQQVEO
I /"J;!,j~ FINAL RELEASE -,,-ID-77 iJIJ'"Yf'\ 2 19535 REMOVED R9 S. Cl7 WAS .0I69pf i,;-, -;-:, fftG.JtC 3 19762 ADDED Cl9 a Rl2 1l• I 77 /1(4-S
4 19999 A ADOED R9, NOTE5, STRAP OPTIONS L,M,N a T-T,R-R ~' . : '-' 1 "><; r}•---r·,':J
D D
P/0 RIO I XMTI T3 T4 Pl RB 20K
~ ~ - ,-.. [}illy Tl .L cw 15K PIO ~
T3746 R6 Pl
I 5 604 2
~ 2 2 -[" T ' l
CII I 6 Rl4 I I ii Cl5 Cl7
B TVF
XMT I RING/ J2 I C2 ~ I✓ 4.32K .68 Yr- y
y I .0047 NOTES:
4 I 8 3965 Pf 16900Pf Rl5 I. UNLESS OTHERWISE SPECIFIED ALL RESISTANCES ARE
RING u ..___ 2.26K IN OHMS, 1/4 W AND ALL CAPACITANCES IN MICROFARADS.
6 Cl4 C\6 Cl 8
XMT GND
21 IOOPf T 29400Pf T 3788PfT 2. HIGHEST REFERENCE DESIGNATIONS
C T T NOTE 5 C T GND 1 1 Cl9 I CR7 I JG Ki I M2 p I QI
() ~ -ii~ T5 T6 C I RCV\
RI I T4668 ,r T4668 Rl7 I SI \ T6 I T I 20K Rl3
.025 2r1 §] =:t· 18K 2
. I REFERENCE DESIGNATIONS OMITTED
P/0 SI J4 /
Cl2 I Ci3 I I I 1 I
._~ y T2 R7 2 Rl6 Rl2 Rl7 I I I l I
["' R T3746 604
D RVF
I I 5
6~
\OK 2.32K C5 C8 51
I - I
1 C3
Ir-RCV ~ I +.l-I
I 1739 Pf 3583 Pf 3.
I E- LEAD OPTIONS
Ll y I • .0047 RING I s 4
I 8 C4 C6 C7
ON HOOK OFF HOOK STRAP
➔ ~
1119Pf T 4837 Pfi 4356 Pf\ OPEN GND H-J
6 OPEN BATT. H-K
~ RCV GND E SM TRUNK
R R NOTE 5 E R GND
Ea M TRUNK TYPE STRAP
+12v - +lc10 F +l2V "E"LEAD IS FORCED OPEN
A-B
Ml-7 I-WAY INCOMING E-F
M2-7 15 FOR ALARM DURATION. L-M
"E" LEAD IS FORCED OPEN,
+ C9 I-WAY OUTGO ING T•O GROUNDED AFTER
T 15 OR 2-WAY DIAL *T SECONDS. B-C SERVICE CALLING l( T= 10 SEC. NOM, 2 SEC.
E-D
-l2V - H -l2V PARTY CONTROL OPTIONAL STRAP OPTION M-N
Mi-4 IN ALARM UNIT.
' '
B IE-LEAD\ J6 M2-4 "E" LE AD IS FORCED OPEN AT B
K\ '( PIO 2-WAY OUTGOING T•O FOR ENTIRE ALARM
-48VSB z K_ _H SI DIAL ACCESS IN- MB (OS) LEAD IS GROUNDED A-B
NOTE 3 - , - COM ING OPERATOR AT T•O FOR ENTIRE ALARM E-F
NOTE 3
1J
"-- w E-LEAD DIRECT. TO STEP IDLE INDICATOR M-N
C_RI A _ _ B R5 D E RELAY CHAIN CKT.
CGAC X . -
~ CR2 ••
IN4005 oc
56K SB-:- Cl RI oF NOTE 3 "E" LEAD IS FORCED OPEN AT
\N4005 L-L 2-WAY SERVICE T•O FOR ENTIRE ALARM."MB"
.I 470 (D CR7 IN COMMON LEAD IS GROUNDED AT T• 0 A-B
OS/MB V 5.IV FOR ENT IRE ALARM TO MARK E-F
CR3 IN5231B CONTROL OFFICE THAT TRUNK BUSY TO THE M-N
IN4005 COMMON CONTROL PROCESSOR
( 0 A T SIG (Xl
~ PIO R4 NOTE 3 4. SI SHOWN IN BUSY CONDITION.
- SI 56K
~
R9 ~ N 8.2K 5 STRAP T-T AND R-R FOR TIP I AND RING I BUSY ~
SB GND J
J.sB
M SWITCH BYPASS. 1/2W
CR4 R2 L
IOV Iv QI 30K
R SIG (X) K ,,-;-;-.. R3
_,,) P/0 jM-LEADI J3 PIO
v \,_f',. )2N40~ 6.8K
1 SI
r\_ - SI CR6 ~)
IN5240B II IW - . . -
BUSY (E)CR5 IN4005 0--- y M-LEAD
L.E.D.
""'--1
= "' UNITOI' PA"TOII: OE~C1t1,,TIOl't "' '
A .. f,U IOfMllfT1MGlt0
LI ST OF MATERIALS A
I UNLESS OTHfRWl~£ ~PECIFIED: g: 1t1::;1~t~ 24 MAY 77 1~~_/,,.111 ~~l~A~~-~ DIMEMSIOHS .\II£ !H 1HC11U
TOLEll.\MCES 1"4 DECIIIIALS:
011 ..... "' n . \ \, ,._- f24 MAYn rn
PARTS LOCATION-SEE SHEET ± ± 010 ± ""'
CMECJ::EO l'fb,t/ I,;,;,, lrTLE SCHEMATIC S PARTS LOCATION 2 A"4GL£S l'IIACfl()M~·
± 1/2 0 t ,, .. I
.TYPE 325EMOI
.. AlElllAL APPIIOYEO l'f soon 4-W E S M CHANNEL UNIT
-- -- 325EMOIMLP On!GH "-CTtYIT'f U'PIIOY.\L f s1u f 011. .. •lf+G HO. I 1$iUf
!(Ell "HY IAEOOl'I D .· ..... 325EM-OI-OI
4 ~ ,1tt1St1 fl1~1i~:Otl
APPLICAT101'1S 6•,C., 1 SC"LE, NONE I PIH ,,. I SHU:T I ., 2 I
5 I 4 I ..,.. 3 2 I 1 Ill(
5 I 4 I ...I, 3 I 2 I 1 REVISIONS
ISSUE E!'W,..O onc•1PT!OH OAT! ..,,.,..0¥"!0
,
I
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CR5,.0T0 R□RO OPEh GROUND H-J
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1\ OPEN BATTERY H-K
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TEST / BUSY --- I-WAY INCOMING STRAP A·B, E-F, L-M R9 N u a: .. L ALL OTfERS STRAP A·B. E·F, M-N u
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1 i 1
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A LIIT OF MATERIALS A \JNL(H OTNfltWIU ~PfCIFlfO Oll•GU•••~ OAH 24 MAY 77 I-Bil~~.~~-~ 01flll(N$!0N$AIHIIOIHC,tf1
0•01u•1i<;
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111 O "" I TYPE SHEMOI
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325EMOI MLP Qf1,CNi1,(l!VITf .. ,PIIO'f'Al l'o I""""' ""325EMOl·OI ,, I .... •ut .un UH0 ON 4 '""*'" ":;~ 1;;:rAl t; ·1(. -17
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5 I 4 I .,.. 3 2 I 1
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P/0 Pl
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I
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1! I
A-LEAD R
' C
I I -48VSB z
I CGAC X
OS/MB V
1: B SB GND J
R SIG (X) K
A
5
NOTE 6
R R
P/0 SI
NOTE 4
NOTE 6 T T
C21 .47
CR2 IN4005
CRI
IN4005
0
PIO SI
CR4 IOV
L IN5240B
B
C 0
J2
JI
--=-
A
NOTE 3
IRING\
ITiEl
R4 56K
R5
56K
4
10 6
4
T2 T3745
T3 T3745
CR3 IN4005
CR5 L.E.D.
RS 390
R3
6.8K IW
RIO 3K
R9 150
CRl2 IN4151
RII ~ 5K
3 2
P/0 Pl
ISSUE EN NO
/"l.:,.i/, 2 19537
3 !9Stl3 4 19826
19899
6 21711
1 REVIIIONI
OESCRIP"TION DATE APPROVED
FINAL RELEASE
REMO/ED RIB, RIO WAS 2.2K S R20 WAS 6.BK 1 REVISED OPT. I CIRCUITRY
Q2 WAS A MPSL51 1 ( • "!, 77
ADO Rl8, STUDS L-M-N, R-R 8 T-T a NOTE 6 i'.· q, 78
REVISED CIRCUITRY 1 4-- Bu ,(J$
'--..C..:.:::..:..---=.:.:.=.._ ______ _._ _____________ ..._ ___ _,_._ ___ __._....._e--iC T GND
'-------------------------+------------------t--i N NI
~ Rl9 IOK
RCV GND
K
NOTE 3
PIO SI
R20 8.:.JK
H
iJ
RIB B.2K
1/ZW
R21 IOK
C9 1120Pf
CRl5 lN4151
IE-LEAD! J4 Kl
Cl CR7
470 5.IV
.I IN5231B
l M-LEADj J3
CR6
IN4005
0 N M L
NOTE 3
3
E
FO
R22 ►----------+---i O RVF
51
Cl3 4350Pf
PIO SI
D
NOTE 3
PIO SI
R GND
H -12V
w E-LEAD
A T SIG (X)
n-----------< Y M-LEAO
NOTES: UNLESS OTHERWISE SPECIFIED ALL RESISTANCES ARE IN OHMS, 1/4 W ANO ALL CAPACITANCES IN MICROFARAOS.
2. HIGHEST REFERENCE DESIGNATIONS
C22 CRl5 J4 Kl Ml Pl Q3 R25 SI
T7 VRI
REFERENCE DESIGNATIONS OMITTED
3. E-LEAD OPTIONS
ON HOOK OFF HOOK ~ OPEN GND H-J OPEN BATT. H-K
ESM TRUNK
E El M TRUNK TYPE STRAP
"E" LEAD IS FORCED OPEN A-B I-WAY INCOMING E-F
FOR ALARM OU RAT ION. L-M
"E" LEAD IS FORCED OPEN, I-WAY OUTGOING T•O GROUNDED AFTER OR 2-WAY DIAL *T SECONDS. B-<: SERVICE CALLING * T• 10 SEC. NOM, 2 SEC.
E-D PARTY CONTROL OPTIONAL STRAP OPTION
M-N
IN ALARM UNIT.
'E" LEAD IS FORCED OPEN Al 2-WAY OUTGOING T •O FOR ENTIRE ALARM, DIAL ACCESS IN- MB(OS) LEAD IS GROUNDED A-B COMING OPERATOR AT T•O FOR ENTIRE ALARM E-F DIRECT. TO STEP IDLE INDICATOR M-N
RELAY CHAIN CKT.
"E" LEAD IS FORCED OPEN !ii' 2-WAY SERVICE T•O FOR ENTIRE ALARM.°M
IN COMMON LEAD IS GROUNDED AT T•O A-B FOR ENTIRE ALARM TO MARI< E-F
CONTROL OFFICE THAT TRUNK BUSY TO THE M-N COMMON CONTROL ""°""""""
4. SI SHOWN IN BUSY CONDITION.
5. STRAP R-R El T-T FOR TIP El RING BUSY SWITCH BYPASS.
PARTS LOCATION - SEE SHEET 2
UNIT OF PAIIIT 011 MfAS 10fHTlf'!HG HO
LIST OF MHERIALI
UNLEH OTHEllwaf SPEC!F1EO· O!lol£NSU)NS "-llf IN IM,CHfi TOt.EU,l'ICU 11'1 OEClill,o\U,
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soon 2 W Ea M CHANNEL UN IT DUJCM 4CT1YITY ,1,,,11ovAL
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DfSC~IPTION
FINAL RELEASE R32 WAS R27 \ R~ WAS R28: R R33 WAS R:SO; R28 --.S R?W:R%7W4SR32; R29 WAS RM1 R30 WAS R33.
TI
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2.
UNLESS OTHERWISE SPECIFIED ALL RESISTORS ARE IN OHMS,l/4W AND ALL CAPACITANCES IN MICROFARADS.
HIGHEST REFERENCE DESIGNATIONS
Pl 03 R26 SI
T9
REFERENCE DESIGNATIONS OMITTED
3. SI SHOWN IN BUSY CONDITION.
4.
5.
E- LEAD OPTIONS
ON HOOK OFF HOOK STRAP ~ GND H-J
OPEN BATT H-K
E-LEAD ALARM (CGA) OPTIONS
E-LEAD STRAP
IDLE FOR DURATION OF ALARM. A-B IDLE DURING TRUNK PROCESSING, THEN
8-C BUSY FOR DURATION OF ALARM.
BUSY SWITCH OPTIONS
FUNCTION STRAP
FORWARD BUSY TO FAR ENO M-L DOES NOT FORWARD BUSY TO FAR END M-N OPENS E-LEAD E-F FORCES E-LEAD TO OFF HOOK STATE E-D
OPTION I .2f.I!QtU. PAOSOernS PRCMDED XMT PAO FIXED ll.2dB
3
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2 R33 1,05K
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LIST OF MATERIALS
... 499
R34
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191 R30
91
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4
7
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CHANNEL UNIT
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2. HIGHEST REFERENCE DESIGNATIONS USED
c22lc•rsl J4 I Kl I Ml I Pl I 04 I T7 I VRI I I I 7 I I
REFERENCE DESIGNATIONS o.!ITTEO
I I I I I I I I
i I I I ! . I
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3. M-LEAD OPTIONS
IDLE BUSY STRAP
OPEN BATT S-P
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ON HOOK OFF HOOK ~ OPEN GND H-J OPEN BATT H-K
SI
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NOTE 4 ,>==~-------i W E-LEAD Ea M TRUNK
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D
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"E" LEAD IS FORCED OPEN,
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IN ALARM UNIT.
"E" LEAD IS FORCED OPEN Al T•O FOR ENTIRE ALARM, i,lB(OSl LEAD IS GROUNDED A-B AT T•O FOR ENTIRE ALARM E-F TO STEP IDLE INDICATOR M-N RELAY. CHAIN CKT.
U
O~NOTE4
------+--'-"-=""--"E" LEAD IS FORQED OPEN AT T•O FOR ENTIRE ALARM,"MB 2-WAY SERVICE
IN COMMON LEAD IS GROUNDED AT T•O A-B FOR ENTIRE ALARM TO MARI E-F
CONTROL OFFICE THAT TRUNK BUSY TO THE M-N COMMON CONTROL PROCESSOI
4 SI SHOl'IN IN BUSY CONDITION.
5. STRAP R-R B T-T FOR TIP B RING BUSY SWITCH BYPASS.
PARTS LOCATION - SEE SHEET 2
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SCHEMATIC S PARTS LOCATION TYPE 325EM,l 3
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~ IOK
·c:v 5 IV
7 D IN5231B
5 J<>-4-<1>----'I ~ D
\/00 POL I-'''--------"''---=--! • 5.6V ~ VSS J-'1~0-----~~-~c...;
AS 23
A9 22
M3 - = ~ITT
9 10
" 5
CLK ~ 13
14
.......----E-
l20
AB Ei vcc
E2 VDD
PRGM M2
6654
vss
~ ::- D
~-5.GV
l
-48VSB ~ Z F CR22
IN4005
RVF
RGND
TS/G
CGAC
-481/S8 1 471314 r--------------+---+---------l ____!_§_ s 21-
34
TPA
Ml
1802
MRO TPB
NO NI N2
m INT
1'· • D
,-11... CR23
25 26
27
l-"-"-------------+-l---------~:-'-~------<i>--l-+--l----+---+--+-+---'i-l--+++---'-__Jl817 1· 5 4 3 2 I
A2 .l ::-o
1.2K
r IK R22
IIK //2W
R31 22K SI o
1N4005 CR!O !N4005
CRl2
N MB
v BA 28
29
30
31
32 15 14
13 12
II
10
9 8 7
33 19 18
17
d_
-5.6V
RIS
A3
A4 -48VS8:\:-!N4005
AS -48VSB I A6
A7 DO 01 02
03
-48VSB
R28
2K,l/2W
CR7 J:7, R24 •I'."':'\ 6 BK ¥ t Kl f, o, ,w
CR26 LED
.f. ' JN4005 rs P ATS
R20 04 Kl
'Kl t -481/S8 _."'V'V'v------l>E-----t--, W TB
OS
06 07
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~ya_l3 ~ GRB •,C\
16K C~IJ 3W
!N4005 R32
CR24 C~l4 620
I I
6 STR VDDRIB ----"S"co'-'1 _ __,_, 'It O~ro 0::: 8 t 5RIW21·K'• V '4"21N4005 CB ~---------+-4--1--1-,.._ __ -,___,_,7 AO ffi 2 "
~'.:_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::_-::;:1-::_t~:1-::_-::_-::_-::_-::_~:_-::_~1~'.j:~ ~;98
µ,'•c....-_-_0 ____ ,;:C:::LD:,Oc._ __ --!----1-+-+----+---l---'c:::LO=-, 10 js-LEAD) -48vss ~uEsOY _ 06 l J
TM
RSIGX
C
B
NOTES· > JOOK fil1D
~--+--~'~DATA :~ REV REV ~~11 r:2K29 Q_ -06V ~03: i 2c'S) .(8 3.J"-... C l~;~ 07 -12V
-5SV~ It L~_:_s __ _.~ TSIGO I ~IRE~/82;TI -::\:-~---~-~-~ r~i~: ~40
I. MEMORY ACCESS IN RESTRICTED AREAS MAY CAUSE DATA eus CCNTENTION.
a •. REM. euSY SACK OPTION IS O-E IF UNUSED, E-F MUST BE STRAPPED.
b. CLR HOLD OPTION IS A-B. IF UNUSED , B-C MUST BE STRAPPEll
c. REV. BATT OPTION IS G-H. IF UNUSED, G-1 MUST BE STRAPPED.
3. FOR TEST BATT. ICU: ANO OPEN BUSY STRAP 1-2. FOR TEST BATT IOU: ANO GNO BUSY STRAP 1-3.
4 SI SHOWN IN BUSY POSITION.
5. UNLESS OTHERWISE SPECIFIED, ALL RESISTANCES ARE IN OHMS i/4W AND ALL CAPACITANCES IN MICROFARADS.
CR26
5
l lc22
+ljsv
RST
J 014 voon MB - D
4020
._ ________ o ____ _.:;,o~c-c_K __ v_s_.s 17 -5.61/
FTTF MEMORY MAP
OAFF RESERVED
aooa INPUT PORT 256 BYTES R(3)
RESERVED
OfFF Ef'ROM 512 BYTES
0000
4
IVQB • 2N4033 4 ~p !2
iii ..... ~ j R 34 MPSLOI L.....vv\,- CRl7
~+--------------------__:2:..:'_;_K_-I-__J ~1Yw ~IN-<;"'o_o_,_.,_1_ ..... tc_R_.15._, R
.l toK b - C'\c~1fv 05 iN4005 .__
-=-o [)l~oJS1:v~~~ l_ Gt ( -.......i\MPSLO! R43 -
4avss -48VSB
~ -::-3
a ~ 101< -4evse
~----~3.-, M S 2 TSIGI R7 R44
~-----~•c.. 4503 ~~•n============~CL~O~I ===========~_ ........ __,_ ____ ,_o_K_.... 1/K !OK
R42
7 "'" RSIG ~ll2 W .., 4 COA li-
-56V~ vss -481/S8
C LEAD
UNLESS OTHER•ISf SPECIFIED:
Dllolf>ISIONS J,lll IN IMCl1U TOLllt"'-"<:UtNOfCIMALl,
0111GIM4!..0A.TE o, OMA.WING 7-30- 79 LYNCH CIIIIUNICATD( SYSTEMS
3
OIUWH 11' F. BUFFO 10-1·79 204 EDISON WAY, RENO, NEVADA
u )(JO(
± .010 ± ODS ,111 ... cT!OHI· CHfCUO IY SCHEMATIC a PAJlTS LOCATION
TYPE 326ETOI ± 11&4
..,,.,.1tovt:o n TRUNK IW/00 900/\ 2W
325 £TOI MLP DESIGN ACTl¥!TT •"l"ltOYAl
HfXT •sn uuo OH '.,;;;;;;-------t,;..;-... ,.;;"-------1--..1.·..':o:!..·.i.. .. _··_ ... _·_··..:3::.2::..::5::..:E:...:r.;o::.:,_-..::o::.:' ___ _j J-_....:__..:_..:_..i..,. _____ ~j ------ ~tlO,l.4,-,.IIOVA,l
... ,,1.1c•rtONS 1',L),,IV, /t)/J7/79 SCALI"•-- >IN-----·IIHftT I 1)jf 2
2 1
.....
-;--------------------------------------------------------------------------,.--------- .~•--·----------
c.
• 8
-
A
4.462 (REF)
4 I
4 I
3
10.000 (REF)
3
325ETOl-02 325ETOI
NE X" ASSY USED ON
APfl'LlCAT1QNS
t
2 I REVISIONS
ISSUE I EN NO. f CHG. SY I DESCRll'TION I DATE I ...,.,.ROVED
I I I I I
Ol~ENSIONS AAE IN INCHES R.,~ _ _f, COMMUNICATION SYSTEMS INC. TOLERANCES lN DEC1"'4ALS INITIAL DATE ~ W'l'y Reoo. ~ada 89!,(}] /102) f86 40]0
C
-
14-8
A
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MATERIAL
325ETOI MLP FINISH
2
DRA.WN 8Y - - -CHECI( ev
i--- - ---· --
APl"ROVEO
DESIGN ACTI\IITY APPROVAL
FINAL APf>ROVAL
F. B. __ ~~~ me,, SCHEMATIC e. PARTS LOCATION TYPE 325ETOI TRUNK IW / 0G 900.C\ 2W
size I C DRAWING NO.
325ET0I-0I ISSUE
SCALE.
NOi£ .,. I SHEET 2 OF 2
I
D
TIP
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RING
C
(-48V) 20Hz
RING GEN
20Hz GND
B -48VSB
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5
PIO Pl
~JI
Cl
PIO SI
T
NOTE 8
-=- SB GND
u
(NOTE
22 7)
R26 200
I12W
R27 R25 5.6K
14 200 I/2W C2I
15 35V +
P/0 SI
0
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R32 5.IK
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CRII -I2V IN400S
4
05 MPSLOI R35
24K
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5.IV
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CRl4
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J3 I RING GROUND!
R37 2K
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11 B
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3 2
Rl7 2.26K
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1 REVIIIONI
l'.:,~UE f"' NO OfKRIPT:ON
)'tl/1~ FINAL RELEASE
2 19545 REMOVED R\2 6 R\I WAS 2 2K
3 19901 REMOVED R3; ADDEO STRAPPING NOTE 8
1----+---+--------------+---+------lo
NOTES:
I UNLESS OTHERWISE SPECIFIED ALL RESISTANCES ARE IN OHMS, l/4W AND ALL CAPACITANCES ARE IN MICROFARADS
HIGHEST REFERENCE DESIGNATIONS
AIRS I C25 I CR22 J J4 j K2 I M4 I Pl
QB I R49 I S2 I T7 I I I REFERENCE DESIGNATIONS OMITTED
R43 I Rl2 I R3 I I I I I I 7 I I I
SI SHOWN IN BUSY CONDITION.
4. S2 SHOWN IN NORMAL CONDITION.
5. Kl AND K2 SHOWN IN IDLE CONDITION.
6. FOR GROUND START STRAP
C
RING GROUND DET.
I12W
CRl5 IN4005
GROUND! B TO A A ND E TO D FOR 02 B TO C AND E TO H FOR 03
R30 IOK
zl---------------.----------1
-48VSB
LOOP CLOSURE a RING TRIP
5 4
I GROUND I J4
0 PIO SI
R38 I.SK
I RSIG A I CRl7 M3A
R40 IN4l51 R4I 2
I5K 6.2K C24
+ 4.7 15V
10 R D 9 Q
M48 C II 4013
s 8
7 M3C 5
-I2V◄-+--+---~
'o
R45 75K
R46 75K
R44 CR20 C 3 S28 CR21 IOV 0-----~ IN- K RSIG(X)
FOR LOOP START STRAP:
B TO A A ND E TO F FOR 02 B TO C AND E TO F FOR 03
7. CONNECT J TO K FOR LOOPS LONGER THAN 600 (l. CONNECT K TO L FOR LOOPS LESS THAN soon..
B STRAP T-T AND R-R FOR TIP AND RING BUSY SWITCH BYPASS,
B
24K IN4005 [aui-i]
+---------1>---__....,_+_c2~5_._c--lRdl9-<i>---------l----l----------=□=-------1 5240B
X CGAC
L---------------1 17 R SIG CLK 27 IN4005
15V
-I2V
3
u,,ino, P••roit l,lfAS IOfNTlf TING NO "' Ofl!C
ITUI •o.
A r===========~~==========~r.,;;;.-:-:";-;,;--, .;;;,:-;; .. ;-;;.;;:.,,;--;;,.:;:";-;,.;;,.;;,:i7,;;;;;;-:-::--:::-:-:::-:;:;--7r,::::;:;'7J-=::::;:::;;;;;;;;;;;;---:=:--------::-------=-==-; ... ~~~i:_s;~~,•~! ri~c'::":,.~\~ LYIDI CtlWUNl'.ATD SYSTEMS
2
u io 204 £D11ON WAY, AENO, NEVADA I 010 I 00b
"HGl..fl flACllOt,11
117 O ! !/&,I
325FXOI MLP OfllGMACl!VIT'l'olP,IOVAI,.
SCHEMATIC a PARTS LOCATION TYPE 325FXOI
FXS CHANNEL UNIT (SUBSCRIBER) 2W
D 325FXOI -01
1<:.t.u, NONE INlfT I o, 2
1
I
I
'
D
-
C
➔
B
-
A
4.462 REF.
'
5
RING I IJ2 XMT +
□.., RING ii: GROUND 1
rRcv
GROUND□~ I IJ4
5
"' ex: <.>
f
I
4 I ..I,, 3 I 2 I 1 REVISIONS
,ssu, OHClti,OTION
l-----+---1---------------+---+----1D
10.000 REF.
! <.>
~ "D ~ · 1 ~ i l § ~ ,0 ° • ,0 ~ m ff l ::,
4 I .,.. 3
UfllU:U OTMl!•wtM 1#,CIP'IIO, \-----1--------i D-~ ••r Ill M<NS
TOl,.f11,t,,CUIMNC..l.l1
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t 1/J • t , .... 11AT1a1A1,.
.,...,._,c,.,10••
2
LIST OF MATERIALS
:~"'::,,:'" a - 16-7 7 11 T..::::::L- LYNCH CIIIIIUl:ATIJII MIBIS et••-..,. o. GRAINGER l,.,a.77 11 -. 21M 101,oN w•v. ,uNo. N1v•o•
CM<cuoo,m,' l,-11-17 ""' SCHEMATIC ll PARTS LOCATION
l TYPE 325FXOI .. ...... " FXS CHANNEL UNIT ISUBSCRIB"'"' 2W goon ... -.., ............. "' I 1·0 , .......... 325Fxo, -o, 1 ....
3 _., 2 .. 2 I ICALf, NONE'""'
I 1
C
B
A
----------------------------------------------------- -----------~-----------------
PIO Pl P/0
JI~ SI
D TIP T
T T NOTE B
NOTE B R R
P/0 r J2 IRING! SI
RING u K2
I RING GNOJ
I J5 JGROUNDI RI
C 750 5W
SB GNO
-:- SB Gl'V
-4BVSB
-48VSB z
B
+12¥
+12v F
Voo + C\9
tr 35V
C20 15
35V
-12V H
A -12V Vss
5
2
RII Rl3 @!] 3K 5K \/~
T2 RB 390
PIO Pl
2
3
1 REVISIONS
0t:sClt1PTION
f'f'f5' FINAL RELEASE
19!544 REMOVED Rl2 a RII WAS 2.2K
19900 ADO R-R B T·T STUDS B NOTE 8.
T3745 I
CR\ RIG
4.32K 1------+---+--------------+---i----~o
R2 42.2K
R3 42.2K
I LOOP!
Cl .47
R5 910
R36
2.2K
C23 6.8 35V
RG 390 IW
R7 390 IW
Q4 MPSLOI R38
20K
CR\9 , IN5240B
IOV
IN4\51
T3 T3745
CRIS
IN4\51
CR\7 IN4151
C4 \.2
!RINGING)
-12V
-48VSB
R9 910
C5 2.2
J4
R33 \OK
TIP GROUND DETECTOR
CRl3
IN4005
CR\4 IN4005
-12V
RINGING DETECTOR
+ C22 6.8 35V
R32
\OK
CR\\
\N4151 CR\2 l\'14151
R31 36K
R\7 2.26K
XMT GNO L-~~=~-----4 ___________ _.. ____ ._ ___ .._..._4>-1 C TGNO
L----------------------------------+---l N NI
~
R\8 536
R39 13K
J3
[TIP GROUNDJ
D
CR9 IN4005
C21 ~r, R30 430
R\9 6.2K
R34 IOK
CRG
0
IN4\5\
PIO SI
CR5 \N4005
CR8
R21
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2
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R28 2 3
7.5K
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R29
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s 8
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4
Io M4A 4013
6
R22
51
CR3 IN523\B
5.\V
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Jo..ll __ _.,R2,.,3,v----<>---I A TS \G ( X) 5.GK
S2A
R26 75K
R27 75K
[NORMAL I [IOLEJ
R24 12K
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QI R25 2N4126 24 K
H>---------l------------------t X CGAC IN4005
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UHLUS OTNfltWll,f SltfClFl(O·
Olll«NIIQld ii.II IIO 1-.:HU TCM..lltAIIICII 1M DfC-.LI, .
f------l~-----i' ..
t .010 ... , ...
•NGLU ,a11.crn:.a, "' 0 t , ....
3~FX02 MLP •xrun l&IOCIN
·---··---·-------------------------··--·--- ----------·---·
NOTES.
,,.,, o, ....
'INALA ... OYAL ,,-,. 1 .'/I
I. UNLESS OTHERWISE SPECIFIED ALL RESISTANCES ARE IN OHMS, l/4W a ALL CAPACITANCES ARE IN MICROFARAOS.
2. HIGHEST REFERENCE DESIGNATIONS
C23 I CRl9 I J5 I K2 I M4 I p I l 04
R39 I S2 I T7 J I I I REFERENCE DESIGNATIONS OMITTED
Rl2 I I I l l I I I I I I I
3. SI SHOWN IN BUSY CONDITION.
4. S2 SHOWN IN NORMAL CONDITION.
5. KI ANO K2 SHOWN IN IDLE CONDITION.
6. FOR GROUND START STRAP:
B TO A ANO E TO 0 FOR 02 B TO C ANO E TO H FOR 03
FOR LOOP START STRAP:
B TO A ANO E TO F FOR 02 B TO C ANO E TO F FOR 03
7. MAXIMUM DC LOOP RESISTANCE -500 OHMS LOOP MUST BE LAID OUT SYMMETRICALLY.
8. STRAP T-T ANO R·R FOR THE TIP AND RING BUSY SWITCH BYPASS.
... .....
LYNCII Cllllllll:ATDI SYS1BIS JIM IDIION WAY. RINO, IIIIIVADA
SCHEMATIC ll PARTS LOCATION TYPE·32!5FX02
FXO CHANNEL UNIT ! (OP-FICE)2W900!l. N••-- NO, 325FX02-0I ..,.
... nl•2 3
C
B
A
D
-
C
➔
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-
15 I 4 I .J,,. 3 I 2 I 1 REVISIOH!o
f---+---+-----------r--,-70
10.000 REF.
-I◄
:;--~~o------T1--:-~--~-T-2 ___ ""-_I_R_e __ ~--t-~-~-:------------R---~--.._!::J__
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0 0 u
4.462 REF.
t
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l1NGING1 ~~3□ ~+~I~~ ~I~, --- R3
N _., !!! ., : ., !:: ,r !!! ~ .--i--, I ,J.. ii ~ ~ ~ o ti :! ~ ~ 5 ~ 5 ~ ~ ~ 5 a:
iNO IJ5 □RCV I BUSY RZO LJ
O:t:cR15 04
.□ ... I I SI
0 TEST/ BUSY □R□ R □TOT
11 lilf If If I li□i: +
CRl2 -14- N: ., a:
a: 0
~ -
I 4
t
I
0
a ii:
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"
CRI0 --+I- +·
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LIST OF MATERIALS
'-"'.IUOTilflWI .... ICIPIIO• :-:::;.:" _•8-15-71 II ~ LfflrZ IZTIIISTSTBIS I----+-----, ~=.::::c= II ~ M4 IOIION WAY, IIIINO, NIYADA
1-----+-----, . J.J. ... ~-=--:.!:."..£D~. •~""~'"!!u~"Ylf;••~/5~-1;1 ~·~-~~~~:-oa'ii'T<~nr.irniiii'-7 1-----t------, •• -..,,.•• •..,. ••....-.,• .. .::. t-aac_ ... _,_,-lll/';..;....._-jl_f-i_~_-111
"TI.I SCHEMATIC a PARTS LOCATION TYPE 325FX02 1-----+----'"1 .. ,_ .. --=::n _.._ I FXO CHANNEL UNIT (OFFICE)2W 900.ll
101--32sFxo2-01 J 3 -.,, -1... I•" 2 ., 2. I .. ,..,. .....
AflPLIC•Tl.■I ·-----2 I 1
------------------------------------------------------~-----~----
D
C
B
A
5
I DSX IC EOOALIZERS I (";\ Jl-/9 JIOl-9 ~H•'>------------------._
t:"\ Jl;J JIOl-8 ~<➔•>-----------------
S102-1
A
S102-4
A
S 102-5
a
5
RICI 390
RIIO c,02
~R~ II
Rll4 220
CIO◄ 2400pF
=
LIOI 4,7uH
RI09 IO
SPARES
S IOI- I
S101-4
S101-3
5101-6
-:------------------------- - - ----- ---- --- -~--- -----------
4
} •-••.cm OTO 130FT
B-ECUALIZER
131 TO 267FT
C - EQUALIZER
268 TO 400FT
4
R 119 , ..
-
CRIOI 1N4151
&TP3
R126 510
+ Cll2 2.7 15V
-
CRI03 1N4I5I
Cl07 t21pF
Ri29 50K
CI06 I
t
l•.ov
CIII .,
3
_/ ~IN. ADJ. A
CI09 ,I
CU( !544 A
+12\1 4 TP5
Rl31 7,5K
QIOI VOLTAGE 2N4I24
REFERENCE T CRi05 1N4151 Rl32 62
CRI06 4TP6 !N415I
~
L-----+-----------"-CL,o,K"-"15c;4'..C4c...=.B ___________ --\M
/MIN.ADJ. B
3
2 1 REVISIONS
f.N NO DESCRIPTION
",:;4!3;,. FINAL RELEASE
1----2"-----f---cct--~ M62 8i M33 SCRAMB....ER/l.HSCRAM8LER REOCSIQ4 · ) I 12
3 ; J7lsG ADDED M33,M62
1---+---l--------------t--+---iD
UNLESS OTi-iEll•ISE SPECIF!ED·
01Ml'N1l0HS ._llf IN lHCHU TOLfltlol-lCU I,. Of:Cl"'4L5,
m
2
.U~GLU
1/2 0
± o,o ± ~
NOTES (UNLESS OIHERWISE SPECIFIED)
2.
ALL RESISTANCES ARE IN ~HMS, 114W.
ALL CARICfTANCES ARE IN M\ffiOAIRADS.
HIGHEST REFERENCE t:£5\G, USED
Rl33 CD3 CRI T5 UOZ 0tQI YI
S102 Ml54 P!02
REFERENCE DESlG. OMITTED
JIC2
CR19-25 {R54-RIOO lczg-c100 !c•2a-cR1<I
Qll-0100 I J4- JIOO I S5-S100 1g~-IOO L4-LIOOT I l,~il1
,~~-
1
C
B
A
LYNCH CllNJNICATm SYSTEMS 204 £DISON WAV, RENO, NEVADA
3
------------------- ----------------------
I-· t
' I
BLANKUA) FOACIOLH(Al
PIO Pl
5
BLANK L(B) 16 r__.---t----l-+-"I
FORCIDLH<Bl 14 a----t-.---++"C:::;)
al GNO 32
LOSS ac SIGNAL L
OOFL
REIi ALM L
RCV DATA 31!52 RZT
CR,S 1N4151
4
I S'!WCHRONIZER A I
4
STUFF
R34 47K
NC
SCRAMBLER
UO XMT DATA RZT
R3Z 47X
R31 47k
RIB 200
3
GAP CLK
CONTROL BIT
3
TIC UNIPOLAR / BIPOLAR GENERATOR (rRANSMrrl
2 1
,------------------0
"'"' ALM L 4
R33
47K
~ ~~==--+------ +t2V
IQ ~-----+-------~.,-----~ E OOftt
~----t-+--~9<L_~
14
- CONTROL BIT
"'"'
R48 JOK
9 0 0 13
li62A
10 i 8
~ In
53
55
20
}
OSIC RCV
OSIC XMT
1-------1-------..J.
MfXT AUT VHO OM
2 1
C
C
E
3 '"HT 2 0, S
D
C
B
A
PIO Pl
-12Y 40 (A)
-12Y 31 {B)
5
CLK EXTRACTOR
DAT~2~~2 Aj--i==CF====----+-~
LOSS CJ' SIGlAL L
REM ALM L
OOFH
5
4 3
STUFF
+12V
+12V
4 3
CONTROL FR AME
RCV R43 UNIPOLAR 20K
TO BIPOLAR
GENERATOR -OIGROUP R44 A 20K
R38
RCV 20K UNIPOLAR
TO BIPOLAR
GENERATOR -DIGROUP 8
2 1
FRAMER
P/0 R45 T2 GENERATOR 6B Pl
24
}'~' DIGR:XJPA
26 R◄ 7
0 CAIi IN41SI
1)14 L3
8
R 6
28
04 C21 l"" 2N41N 33pF DI GROUP B
re' 30 25V JI02-13,14
~ +12V ◄ « ,~ Cll31
+12V
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ISSUE EN "<0 O[SCRl?TION 0.4.TE APPIIOVEO
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J.3 7 id' Rl4 WAS 391<
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NOTES,
UNLESS OTHERWISE SPECIFIED ALL RESISTANCES ARE IN OHMS, 1/4 WATT AND ALL CAPACITANCES ARE IN MICROFARAOS.
2. HIGHEST REFERENCE DESIGNATIONS
CIS I CRS I OSI I J6 I Kl I M2
Q2 I R25 I SI I T6 I I REFERENCE DESIGNATIONS OMITTED
Cl3 I I I I I I I I I I I I
3. STRAPPING OPTIONS :
E·LEAD OPTIONS
~ OFF HOOK STRAP
OPEN GND L·K, M-N OPEN BATT L•J, M-N GND BATT L·J, M-K
M·LEAD OPTIONS
IDLE BUSY ·STRAP
OPEN BATT S-P GND BATT S-P OPEN GND s-o
VF LEVEL OPTIONS
XMT (INPUT) RCV (OUTPUT)
-17 TO -4dBm -17 TO -5.5 dBm STRAP A-B STRAP E-F
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E· LEAD ALARM ( CGA ) OPT IONS
E·LEAD STRAP
IDLE FOR DURATION OF ALARM H·I IDLE DURING TRUNK PROCESSING THEN BUSY FOR DURATION OF AL.ARM H·G
BUSY SWITCH OPTIONS
FUNCTION STRAP
fORWARD BUSY TO FAR END w-v DOES NOT FORWARD BUSY TO FAR END W • U
OPENS E·LEAD y.z FORCES E·LEAD TO OFF HOOK STATE Y·X DOES NOT OPEN TIP/ RING T,R,Tl,RI TIP I/ RING I
REMOVE STRAP
OPENS TIP/RING, TIP I/ RING I T,R, Tl, RI
4. SI SHOWN IN BUSY CONDITION.
UNLESS OTMElhllSE SPECIFIED:
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t "' a: u
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STRAP L-K, M-N L-J, M-N L-J, M-K
M -LEAD OPTIONS
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BUSY SWITCH OPTIONS IDLE BUSY STRAP FUNCTION
STRAP HT
H - G
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STRAP W-V W-U y. z Y-X T, R, Tl, RI □ ...____ _ ___.,, I ff
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FINAL RELEASE
NO TES:
I UNLESS OTHERWISE SPECIFIED ALL RESISTANCES ARE IN OHMS, 1/4W S ALL CAPACITANCES IN MICROFARADS.
2. HIGHEST REFERENCE DESIGNATIONS
C22 CRIO J2 Kl M2 Pl Q2 R28 RV1
SI T 7
RE FERENCE DESIGNATIONS OMITTED
T 3
3. SI SHOWN IN BUSY STATE.
4. Kl SHOWN DE-ENERGIZED.
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2. HIGHEST REFERENCE DESIGNATIONS
AIRS C22 CRIS Fl J2 K2 M4 Pl Q7
iRV l R36 51 T7
REFERENCE DESIGNATIONS OMITTED
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- - COF
M14A
L....-+--+----,; 6
.. 11L,~.fo~f ~- MISB
~T D RESr- 4
-,!:-'., i:•---l-i------,,-1----------,
M3~ A II ,__ _...l TIC J ~ Qol-'•'-+-----<H-+++-< J>-• 10 CPl K 4 _l Q I 7 J l-3 4 4013 I "270
4001 BI()
C 9 JNH 6
• 4
M42F JI-II
r-------15---<r-~
-110~ I 4 9
+-t---t-~~7 MS4 20
~it-. f M1ef3",.r.c,~,-1-r_-_-_-_-_-_-_-:.._-_~ .... +-<Jl-2
.--+--,'~CLK 2~ 8 MRL
_r-RES C
-=- u;w-J2-B
IO<Y-
13 SHIFTH 9
.,_t-t-+--+-,~:1DPO , ~~,!!?_ DIS~~
f ~½- M3A - -:-~MIOD 12 ~:_'E J I . ,
OSGH ' -DACINZF I
L.J.---+-J-1-J---+-----l--t--.'l-'11,./"~ "22" _--,.!j CW MIB L....-f-----".C.....--'
3"'(r(lM19Ar-( !I -.----t---t-----~
RStG-
CH 24 23
20 ~ Oo D,.r__ 22 ~Ot 9
22 24 ~,k)z CLK:!'---,--<Jt-8
21 28 I r'° 10·~~~ RE~~
20 16 ~Oo D CU<~~
I 9 14 i-------1£ QI 18 12 ~ 02 4O1~
17 8 ~2
03 Rf'S~ ""'. 15
RPCM I
VF RD II
I M l;A,-.-,_ L -_ -_ -_ -+.,_ -_ -,...c,t "t~5-_.,,: )'K> " 21 "• CW
RT RST 9--+--+--I +1-11--Hl---+--;::::::::::::::::::::::::::::::::::--t-[------r- I
9 0 t ~3 9 0 ,+ I~'.- .11 - ~~I ORE~ ... : ___ -,
_!_I. rue .,.._J2 ___ 7-+-<~CK 3 ~ CK o- ~jE 6 Rt3 l
l -,. 9
10 5!,ES~ f--< er----~ ~+
12 v O
~tA CLK T 120K I +12 tv .. ~,_~ ~• '-'-'~ ~.. -½
9 ~ • , •r.::::--- -:-8 - :7 I 4-4-L--+--.----=,eu< 0, .... ,-..... ,_ ~•\"' 1 5_4~ ,re~, , _. I•
l ~ ~o, o,~+--+-<~t----+-t-~-,,2,-t:;~5~)-"•-4>-n+li---.-11~11 i, ,........,~~~~~ ~1REs-"'l~
10+H-, MVF ~-- 12 11 REs.I-r-- ·.1«2"Te
4
- , L~s0
01~L11.JM39c\..!.0 ~ _/ o ~5 I 131MJ~1- ,......!.~2~L s1GMv386V o0lt3 1111 /
r,:- 7 -W I ~, 3 ~ '---l-+-4..----._ ~&"03,1t-2-t--- • ,o ;--f-A-- ~- ,---+H----~~-i•M'-"'~6 14 ~
C25
--Hr 221PF
R39 IOK
12 23 ~h,.. O CLt(~..... 2 .... ~ LIS 13 - ~ ·~1 L"'.I I _ ~ 13
8
R38 rv 5. IK
"°''
R40 7"0
f3 ~s CL~!;r~ +12V ' ,: ~ 000t2',f-',µ .:-"_~;,.t-~◄_.-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_+-1--,4---t~-=--=--=--=--=--=--=--=--=--=-;HC::\':.J..;1......~_>_,/A,•'"'-3--+--"l~'-'I ,-M2'5C--, "J•'•++ • ...:." _'le_k.RE40S~: FR CLK{I/ 4-1-1+--,
ll 25 ~QI L32 l5 J2-5 r 4520 ~' .. •---7-, 6 u S£T I _ sJM31vl~
4++--~-:--'
1---'2
M3IO II l1 S _ IZ 10 27 ~ 02 401, ~:57 L;:r'------H---,-:=c--- ~r V'M27C "'-?° M32A t.-- - CK 0 9 31 ~O ~ RES~ I M27A 1/8 ------, CU( M
448 M98 - M22 Q t ~ I I -T ....Zo oc~
L. ~RES 0,~
c.2et.K
04 2N2907A
_ 3 ::,..,s2 _ _,_,f-++-t-, _ I J "' 4013 9
1 M328 12 II to L....j...----t+-----l-t---e--1R Ot----t-' 15 ... ...£~ oL.... 3 zz ZI zo • _ 8 39 ~ ~Oo-~o=-C-U(-,.!..... • M7B ,6 II 1 2 _u r-; Y2 l(I J2- 6 >--7 '5'T ~ 01 i---;;; 1 13 ~g~ 12 11M7A '-ID=-3-+--+-e-~xo vc 1
5 29 ~2
03 .... RES~ ~,..1_....., ...... +-12.,01 R_ 14
9 ~IYI 4519B
-=e +12v .,f:--~_ +i2v.,_l! A eX3 e ~~l D~ 9 14 -:-
4 2
!in... 07
Q.J(,-•-.,...,.__l_,5 ~ L_.!:R:!S.!.T.c(,::l/.:_19::_:3!_'.l _______________ --f------,~----r---r-------
M8B
I
Rl9
I
1-t2V -+>v
-IZV
- C26 .I
P/0 Pl ,,.-
67
70
66
72
64
RSIGCLK
FRCLKH
RSIGBRlTF
-12V
+5v
6 33 i---.J..! 02 40i, ~ :r--+--i+t--++'-105ET ~: t,.-..--.!. X2 M43 Y>ij1
: : ;~ 4015 ~-4A ~ II M70 :: L---------------------+-----+----r---t---------r-----~
I IO .._ _ __clO'-'r-°"o M•BRE.S ~ \ - I 1 7 ~ / SIG CU< WINO /,/'.M-:'.4:'.8~: .... ----"S:::IGc.:..:FR.:_ ____ __.
, Y------------::-:------------------+----j-r-3'"'~ L":3,A 2 ~ ~""0 l _ _t.__...,,,;.4. ..,o
CH
FORCBSYH
120< -½ +12V - 68 412V
C*Cf
T 18 71
OOFH 3 FORCIOLH 7
BLANKL 63
OSXIR-1 II
T2 ~ l31si7 A R5 +12V
IDATAI IN41~1
R7
R40 ,-1 1544 II 10 1-•:......------------~ ;4e62 I C4 R3 ~ 1~4 M4B 12
6•
IIIC~~43 ,Jt
03~-L~rsr,-~~
I~ ,I MIF ,i~:gJ~ I V I MIE -t-12V 3 M241
1
A 4 P._IITO•O(MTl~TIHC HO
j 17
}GNO
l ~
0 f ~ C • ! ,. Tl 0,.
•
'!I~ Rl5 ~-----j---------,j --= •12v .. ·,-..,vvv-...... -. L20K ~----~.12V 2 10 R9
~;1;1 ~Ir "'=' ~~ 02'"&. ,. ~'"ul;e.4_ ..... C..,f7'V5'V ... ",,·-.. ~·► ·'•v - ::';';':;,!"' 5-20-81 T,,..,,,.1,- ln«:H ~TOI SYSTElilS '"'-cR11 !~ .;..a M2'4B MZJ I
.._.... ,_..!!. B IOpF ' ~e ---- e 204 £DISON WAY. RENO, NEVADA 1~
51 oz CU(I µ DU- Tl : ~ :::::1:T.,.. GT/SW
5•22
rm.r SCHEMATIC 8 PARTS LOCATION
DSXIR-2 13
. TIC DATA 19
~'""~· ~~ ]llf:- ~100 l,(l£ 10 CRB QI II 12
1~151 03 02 -= 2N2:'°7A -.... 2N4124 2N41a4 TEST
. .lj8. c~ c~ .. C5 ... ,. Rl3 ~~4 .
+5V 9kf IN4151 1tf41s1 ~IIOOpF 1.5K • I 2V
0-,i,--..a.'".,~
M3F •
I o~~~ I >tOH5 11~~ LIST OF MATERIALS
1 19 ~-1-----"'--+----; TYPE 325RCOIB ;=============~==:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::;::j\:::::t::::::::::::::::::::;::::::::::+===============
7 -=~==IS::_::_.t-i---lL--~~~~ '----,---~ Ml "N~•• " RCV CONVERTER ~ ~ ot~"CTIVITT Al"NO"f"6.
TC CU< " CU< SYNC 21 RCKLSH 89
TCLK SIi
D
C
B
-'
' 4
A
_ ~ 'o '"""""" 325RCOIB -0 .. 1 2 1
, -, J ,· ~ ._ _________ ...,,_ .... ~:;-------------,--------------r-"""1----.,..~----T'"-----------~r--~-~.., .... ":'----i--'a.i""" .. 111111.~111,· .. ··il. __ 'I"" ____ • ._ ~ .'.~ ~ .. ,-...,~ ~ J s IUl..f, Ml • ....J '"'-fT I -
5 I ~ . . . Ll&;;.,~ I ; "T' 3 ~---..J-~.~, ........ .,_, .. - -.. -·-· I :6 .. 'I .,1
I'"\_
,Ji. .:~.-··-~ -~
D
C
B
A
5 4 3
i..--------------------------- 10.00 REF. -------------------
./
Ml9
CJ D
C1> N ;:,;
C24
T2
f._____.,, ____.I 0 7
~□ CJ ODD □:8~~" □01
D D D
5 4
M35
CJ M42 C2
~ C25 Q4 C::,c1
'---"' C26 ,..----.._ 0 ~ R38 ~ C::,
3
ca c::,
$
, __ - -- -- "
C20
C::, 71
R2
RI
Pl(REF)
2
'
7.97 REF.
-., , \\ , ~t "• I '' c:,, .... 1 ....... i •• , , ..... , ~· '0\l•Ulol(I\ "' Of(>ou, I
1------+------j 325RCOIB- MLP
2
NOTES I UNLESS OTHERWISE SPECIFIED ALL RESISTANCES
ARE IN OHMS l/4W AND ALL CAPACITANCES ARE IN MICROFARADS.
2. HIGHEST REFERENCE DESIGNATIOf:jS
C26 I CRI I I J2 I L2 l M45 ! Pl I 04
R41 I T2 I I 1 I I REFERENCE DESIGNATIONS OMITTED
Rl6-Rl8.R21. R24. R26-R28. R32.R36 I
-T .,:::: . .:. -
-~ ..--( V S D
Al I
SCHEMATIC a PARTS LOCATION TYPE 325RCOIB
RCV CONVERTER
1
C
B
I
D
I I '
C
B
A
JI KHz
P/0 Pl
661---
5
62t====~=~;;----------------I 2V 40 -12V
QB GND
IGAINI
R4
IW '.~0% ...£!!.
SIB
4
A3R4 A3R3 143.1 143.1
1% I¾
A3R2 A3RI 2652 2652 1% 1%
AIR4 AIR3 A2R7 317.1 317.1 69.69
1% 1% 2%
AIR2 A2R5 1394 5235 1% 2%
A3R7 A3R8 A2R3 69.69 69.69 143.1
2% 2% 1%
A3R5 A3R6 A2RI 5235 5235 2652 2% 2% 1%
3
S3B S4A
A2R8 69.69
2%
A2R4 A5R7 A5R8 A6R7 143.1 S2C 34.61 34.61 34.61
!% 2%
A2R2 A5R5 A5R6 A6R5 2652 10436 10436 10436 1% 2% 2% 2%
2
A6R3 A6R8 317.1 34.61
1% 2%
A6R6 A6RI 10436 1394 2% 1%
A6R4 317. I
1%
A6R2 1394 1%
REVIIIONI
OE5CRIPT10N
FINAL RELEASE
A5R4 317.1
1%
A5R2 1394 1%
A5R3 317.1
1%
A5RI 1394 1%
S7A 0
S78
T2 T2898
+I2V A4R7 A4R8 SIC A4R3 A4R4 34.61 34.61
AIR7 AIRS 317.1 317.1
2%
34.61 34.61
2% 1% 1% 2% 2%
A4R5 A4R6 A4RI A4R2 10436 10436
AIR5 AIR6 1394 1394
2% 2% 10436 10436
1% 1% 2% 2%
4
+12v
44
~~ ~==~~~~3 - . -' ' "
S5A
• S68 T4
T3746
1
SB
[J]R J
2
0 Cl~
2 200V
D
C
RB 200
3 /58 ~6___________ I~ " ' ...... ..-,..- =C:8rL6 2 I
.. ' ,oo '
_gg .~987 'f1 g~B
5 4
. LL RESISTANCES NO~Ei~LESS OTHERWIS~Ls~~ci:!~~T:NCES ARE IN ARE IN OHMS AND MICROFARADS,
REFERENCE DESIGNATIONS 2. HIGHEST J
4 L
9 Ml Pl
A6R8 Cl9
RB SB T4
REFERENCE DESIGNATIONS OMITTED R2
3. STRAPPING OPTION: STRAP H-J' M-N.
FOR USE WITH AMP;:~~~•IER, STRAP J-K, L-M. FOR USE WITHOUT
PARTS LOCATION -SEE SHEET 2
3
5 4
D
A3
B
A
5 4
10.10 REF.
"'
R6
R7 R8
FL2
FOR USE. • WITH A MPLIFIER WITHOUT STR AMPLIFIER AP STRAP
3
u
0 u
2
FLI
6. 6. 6.
O' ~ 6.6.
0 o· (0
u
en u
6.6. +
O' 6.6.
o·
D
B
-
D
C
B
A
P/0 P1
Ji
5
. Tl
T3746 RI 4 600
l/2 W
R3 IK
10
4
R4 IK
3 0 2 1 REVIIIOHI
2 FINAL RELEASE
RMVO FOLARITY FROM C:!4 ON SIU<SCREEN.
4 R2 WAS 1.2K C26
h I KHZ IN ===1:15 6L--f .I C T2
T2898 1----1-----1---------------+---+---;D
! KHZ IN 66f----------•
I KHZ IN !621
• l2V r1o·f---o-c~,-------- ·12V
OB -NDl32I T I I : I CR6 C2 • 12 !4. SG0-6 1 I tl2V
l
, lilfES;~ v'Q TRANSMIT
T
~-------------------------~"'::»,,-------~, I 'M13/ l,r: c" ~ 9
I i I~ - I 17 I ; I CR?
8 BANK -+12 I SIA
~----=1 "(too a, Kl ~---'5"""01 M14 11 C
B DSGH
BANK TWS r A TC L K
BANK 8
.:RCLK
rz TWS
TCLK
~RCLK
A TIC CU< B TIC CLK
I i i I SGD -6 T 3 1 T 2 B98
:ji.~nB~i:1~ I w ~ ~ : ( .
: 1 ~S C22 IQ
I, I : ii C 2 -: :1~ ~::· ;-!i vv
IOK i :,
2 0-3
04 R3I
62
R32 ~ G2
R!4 R:'i:-. 200 Rl6 2. 87<
Rl5 200
56C i'
L2 L3 L5
5 3
L=;;J Lj",_J3 c;:_J ~ C5 C7
l . I L 4 .I
I .~f--~~,. u C, r : i rtt--------------+ ... 1 M13A I 149 ~ ,xo
Ii I
,al NRl lO
T C6 .I
i-=-t+==------+--- ~-~----4):x,.2--~ 69 157 2 ,G 17- 15 ;x3
: s 1 7
YO
i67 5
YI 3 I 61 Y2
l2 12 TCLK
I Ml9 z 3,_1~3 ....... _F_R_C_L_K_~ 4519 !
,12v~I4 61 M7
~ 14557 Al!l 9
5112II3l312 111 10
z I r'~'+--T~W~S~-----+--"-1
I Y3
TEST OUT ~0240....02 2
n,3,03
J"'D3 - T/G ..?____....-•12V
MR MR 4
R P/S
~--------;-15 QO DO~ ~7 ~--------'~-l<ll g~ ~ "7] o 15'-;:;6;:::=+::===1=1=::::J-----------7
II ~! Ml6 03 I~ ➔ KJ R ~9 ~----~'~7,c'"'1u•508~ 18 15 o?'"5 0, 10
~----icl9;.iuT o, 20 14 i2 4035 0211 ,12v
,11,~---a-h,<', Q2 ~~2 I Q3 03LZ..Jl",2--+-----+--+------~
12v cw..- ~~i STST io,.1309 PIS Ttc1 \i ~!8, R 39 9 8 7 6 5 4 312 14 r 1512 l<I ~7-~----
4'Vci? n ~2 K :;;: :; l :J ~ .. a,.\!U - ±, 1 ,46 ~I~ 1-1 R20 ~~------,V,..--N',-11 \lltt OA~~i6 'i~~)ut - ♦12V ~51~1--·-:~~51c12 IOt<
C20.j_CR:~~ Cl71 I •!'~o v- v,~"'l-17 i I CIB R45
I a SIC , -r a.2v •~ , T 18[1 110
15 '.I: .,,h 1:1e = c{ 0 0 ~
35V l1N5237 IOK I ~ fl42 R43 l.OV-: ~..........__6 Rl3 '-.... 0::--<
= -12v I•ci'i 2
.87K ,~°.! L- ~ 1\,9 ti<;. o 1 ;,/° 1
~4
i2ov CRI \R,,2 • LY 30pf 12 U-..----+-++-;~_:19.__,~..._1,.,
220 ~ INS!2~(::;\ •f C R
c1s.l+ ~ +.lCI~ \.:..;/ ~t Cl~~ ~~ ~2 I 3;vT IN5230B T 3'sv -12v J M12ar16~--1--, MIi QI ih,..
M2A ~+--+--'1.::5«i3 417?1 D, I f 10 Ml2C Ml2A I Q, ~
iii oo DI
+12V
I• A"9'-+---~ 8
14 R5C R52 >1'!51 R53 22K 22K 22K 22K
7
'
----+---t---t--1 -jr+---lz k-~ XI ,__J_ CLK Q3 D
....li XO M8B Z
4
114 RST 4015
~
Lo la s
.----+-----------~ 3 2 LLJ '=Z~'~--+'
~---~9'iCLK
J! RST
M8A 4015
LSB S4
DIGI SWITCH T MSB 53
C C DIGI SWITCH
MSB 40t3Q
[i,~ '
TIC 11
!c p
I
~----=<2 YO M6 14
t--+---------fl-6.,..,1 7~:053 ~ ;;-f-- IC O 112 < ~ 5 zo 2 ZI
ABC
13
MZO~
17 12 OA B C X 14 I Jo 15 ~-________.!l XI I'-<-+--+-._.
~ YO Y~ ~--------J----------'
I ~7
1 I c ---t ZI 4053
.;..yl z ..:!,_
~- 'N 6 7
138 = i I i
·----~~ ---------
C27 L, R35 30pF - < IOK - ~ --- -- R36
•12-~
0 V 10
IOK -
13 R2I
~ IOK
• 12V f ~ sz 1
3 ----Rl9
10~ ½ ~
4 .. 2
6
3 R34
~~ 9 M4B 10
6 5 I fo o-
MSA 4013
.le R
J.4
,,.:r
0 QI
4
R26 IOK
1 R25 IOK
I 2 4 8 ~3; I 2 R2B IOK
vv
RZ9 R27 I Toi< ~ IOK I
4 12 " 3 L 4 " llcc<3,1,c--3-+---,1 I PO Pl P2 P3 IO I PO Pl P2 P3 _
Y--~e-------.-1PE M9 U/D ~ PE MIO U/0/Q........ -'-------~~'=iR 4516 -: 4516 I .._
~--~'~'iCLK co 7 15 CLK co~"' QO I QZ 03 Cl
lb I 14 2 J.5
~___Ju::::it5 ~l'-14.e...... _____ __,
R Cl
--------,~5
~
O•tGlf<Al OH( 0,0•11•1..:;
PA.TOIi •OfHT .. flHGHO
12/79
NOTES:
I. UNLESS OTHERWISE SPECIFIED ALL
RESISTANCES ARE IN OHMS i/4W,AN0 ALL CAPACITANC£5 ARE IN MICROFARAOS.
2.
M22B
MZE 4572
~
LIST OF MATERIALS
'" ou•G !TOI .,
l YID! CIIIIMIHCATDl SYSTEMS
C
B
A
-" IOK -Q2 12 +
~
CR4 LEO.
UNlO~ OT.,f.Q•IH ~Pf(lf0£0
OllllfHSHJNS 11•t IM IMO•(! IOLf.ANCUIMOfCIMAU
II 111
•010 t(JO!,
011-.. .. •• R. SMITH 12c....:.=-.,J..,-,-,--------'-'_'_'_0
_"_0 _•_"_•_v_._•_••_0
_•_•_•_•_•0_•-I
2N4126 SID i CR5 ,-
A DSGH 23 -------· ·-- ~
IN41SI
5 4 3
AMGL I~ . ,,,
>lfl l .. u, ~ • ~·'- l-:::=-32-!!T_A_o_3_-_M_L_P __ +-•,,,~_,.,•-,., .,.,.:==::::::s':,.:-••_•_.,_ .. _, ____ i-_..l.!:o~_,._••_""'_"'_:3:::::2::5::.T.:.::A-.;.0::..::3'....-..:0:::..:.l __ ....j 1-----.-,-"-,-c.-,-,,-.-,-"'llllilllllllllM , .. ,," ---- ~VS '"''' I o, 2 .
1
4
-----------·---------------------------------- ------------------------------·--------·---------------------------------------------------
D
C
B
A
5
G) (>I )> J\)
- u, zj;! 0 (>I
4 3 2
,_ ______________________ 1O.O0OIREF) ------------------------------
CR4
:it
4
R9
-- R5
RIO
J2
RII
R6
"O ;;::
R3
0
-- R45 0 N Q'.
,,, I I J:;~~ . I D 0·10 r-- <X> ., .,
0:: 0::
czz M9 I MIi
C23 CJ ~CJ N MIO Ml2 a::
CJ D I(),._ CD V 1..0 m NNNNNN cc a::: er: a:: cc cc
"' M2
~:00111111 CJ 11 C)C26
"' u
<D u
D D
M6
CJ Ml ,
CJ MS
CJ
1--------,---_j
L3 L2
00. u
LI
Ml9
R3O ,
R5'3 R50 RSI R52
CJ
CR6 .._
0~11~ M4
D
Pl
(REF)
7.978
(REF)
SCHEMATIC a PARTS LOCATION TYPE 325TA03
TEST ALIGNMENT UNIT I.''
~---..J-..... ___ _p;;-::-==--=--=-~--f-=':-=~----7--.-,-NONL:D:....EJ-. ____ -.f3~2_5~1~'N)~~~~-~,.0~!-,-, _2
__,j 4
3 2 1
D
C
B
A
D
C
B
A
rslG
CH I Z2 u CH 8 32
H !1 ' ,, ., CH 16 49
~ CH7
~CH6
~ CM~
~ CH-4 r------1. CH3
~ CH2
~ CHI
L__u CHO
4
5
--2. _..!_ __.!Z
______!1 __!_!
------'l.
M21 4051
~-----------~V\,',------ -12'J CRIQ _l C~6 R~2
~~~~·~'~·--~T 1 !.8K
\.]_} ..J,-0
'-'---~-Ll6o,• ,,, ;
v~ f or
2N2222A
cl_ -H C59 R40
" ,n • M30A ;,1zv 6
JZ.13
4 3 2
Al-~-------------------~ +>v 15HT !-3A,4C)
Ml7A JI-I I 21 y I ,,., L 2 I, ,,_,, ~ " ~' ·, 4 '
rl-t--t-+----'1 ~~278 •~ f-;{'.".:7 , ,M28 ,M35A I 13 2 6 2
I I 9 i 5 M27A M2SA1w~"'''....---..._, ,, 4--- M138\-c6 -8. M28 3 II 2An'<,.'.c'-------'
..-------.e.•c.::::., Jl-4,>-._ __ _j 70 SIG FR
2 6 TD I R65 C71 ~ ~ 9 1 M36A 7
-- -- ~- -------- 6.l NRZ our Jl-3
I ~+511
5 +IZV PIO Pl RD
SH/L0~''-----------------------------------1 CLKl'2~--------------------
SER/IN~--< Jl-2
I~ M22 74165
'----~ ~D
+~1/---------1~
I? Go II Fo 10 Eo
Ml5 6 ~------------ ------- - Do Ml78 ~ D
.-.,--+--+--+' -++- ' !
' Co 74 16 4 ' ·4 CLK
' 4 Bo
,.,
CH 17 38
t' ,. 40
9 36 ~
I~,~ ~6-
• ~ ¥,~ ... 26 4051
'-'-J..L c..L
" ,o ' 6
:::U ... 300
~J26
M308
4 ' J2 -11
07 T
" IJ 12
I
~~ I~ i ,il
"" 2K ~---+----~ +~\/
T - ! ,. ~-
--
CH 24 60 ~ '-----'
Qc J CUI. K 4 1, I,
RES serf ¼ r CHI 3~
1
2 ' ,_____l. 3 l ~ 4 7 i------..!. 5 15 r------11 6 !I~
7 9 .....,____!.i
CH 8 13 ~
CH9 4~
I ':,:: : : 3 16 ----.!l. 4 10 -----11 , 12~
CHl6 14___!.1
M4 4051
M6 4051
D
,z.._, ~t--, cl._ ~h ' ,o • ' I,
q,_ A
i.L .!§.___.
i.L 1,, -~ ,o • 6
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2 REVISIONS
APPQQVEO
f....---~✓"" •• ~ I FINAL RELEASE
NOTES
UNLESS OTHERWISE SPECIFIED ALL RESISTANCE'S ARE IN OHMS 1.14W AN'.:) C,"..PACl':f...NCES ARE l\l ~ICROFARACS
2 HIGHEST REFERENCE DESIGNATIONS
~ CRIO L2 Mll9 JIOB Pl 07
' RIOS I YI
REFERENCE DESIGNATIONS OMITTED
C72-CIOO M38-MIOO J9· JIOO JI03- Jl07
R74-RIOI R 104 -R 106 C50
3. WHEN SYNCHRONIZATION OF TRANSMITTER a RECEIVER ARE DESIRED, STRAP 8-C. WHEN SYNCHRONIZATION IS NOT NEEDED, STRAP A-B.
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5 I 4 I ..!,. 3 I 2 I 1 REVISIONS
ITEM DESCRIPTION/ PART NUMBER IS»Ut EN NO DOCRIPTION DATE APPRO'lf:0
--- J'lr;,.:,</ .--;/\A:_ ::..· :.·. .:- ·I ~- ,,. !,/:J,,/77 ,~ 2 19716 ADDED ITEM 22 !l- ✓-77 w-"V~
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2 REQUIRED D
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-
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I I "/ / UMITOf l'Al!T 01! D[lCftrJtTIOH "' NOTU ·~~ I I '" 111("-i IO(Mllfl!HC"'O OUIG
A I I A/ 'A LIST OF MATERIALS A I I I
/
22- Z ..l., )_. UNLEH OTHERWISE ~PEClflfO· g~'t'::;,!UE 6-9-7 7 11- r,_,d,·- ~~.~1!1!-~ fl
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Al'l'LICATJONI ~ KALt,,J-'J'r I P/N 325TKOI Utl!CT I .. I I 5 I 4 I ..,.. 3 2 I 1
5 4 3
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SB GNO
A
5 4 3
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C T GND
D RVF
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Cl 15 35V
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2 1 REVISIONS
EN NO OE~CRIPTiON DATE APPROVED
,;)(J;j-fi, FINAL RELEASE
,,. _ _;,,, R6 WAS 39K. - 1-~/ -~-
i----i-----t---------------+---+-----iD
NOTES: I. UNLESS OTHERWISE SPECIF! ED ALL RESISTANCES ARE EXPRESSED
IN OHMS , 1/4 WATT• ANO ALL CAPACITANCES IN MICROFARADS.
2. HIGHEST REFERENCE DESIGNATIONS
CIB I CR3 I M2 I Pl I SI T6 ill19
I I I I REFERENCE DESIGNATIONS OMITTED
I I I I I I I I I I I I
3. VF LEVEL OPTIONS
XMT I INPUT l RCV ( OUTPUT )
-17 TO -4dBm -17 TO -5.5 dBm STRAP A-B STRAP E-F
- 4 TO +BdBm - 5.5 ro +BdBm STRAP B-C STRAP D-E
4 SI SHOWN IN BUSY CONDITION.
UNIT Of ,i11aT 011' 1111!.U lOIHTlfYIHC. NO
UNLEH OTHElfWISE SPECIFIED: 0lld!<t~ION$ Al( IN ll"CHU TOl.flUMCUll•OfCIMI.I,
OIUC.ltul tU,ft o, oa,.•tMC 7/5/78 LYNCH CIIIMUNICATDI SYSTEMS
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2
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1 2.
C
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J4
□ "'
□ ]r'.CR.3 XMT I ~PUT I RCV I OUTPUT I u ii:
u
TEST Ra -17 TO -4 dBm STRAP A-8 -17 TO -5.5d8m STRAP E-F
f □
SI -4 TO+ B dBm STRAP B - C -5.5 TO+ 8 dBm STRAP D - E
B I I B
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- -•' I
I
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,,,., '"'" ·,1 .. ·••-.·.-. Uf\•L .,
A LIST OF MATER! .4 LS A
'' ' .. I "• ,1 • • ' ' ..... •·1 7/5/78 -r,~-;.J,. L'tllCII WIIMUNICATm SYSTEMS ... , .. , ... , ... , ....... , ' ........
'•ht••'"'l1 1,.l•l,< .... \I
MOE \ 7/17/78 .'-I -_, 10,f; EDISON WAY Rf NO. NE\IADA
" ... ........ ~. . ..
~ h-1~-'\B "'" SCHEMATIC a PARTS LOCATION .. ' ..... ,, .... , .. , • f: ~' 0
'" I TYPE 325VFOI ........ ....... •f , .. soon 4 WIRE NO SIG. CHANNEL UNIT .,,,., ... • ............. ,
l'o I'" .. '"'"' 325VF0I-0I I ., .. .325VFOI -MLP . "I•' AH' ,,11t"" ,,.,,, .. ' ... , ... ,.~, .. ,
'"'" 2 " 2 I 2. """'' • ! 'cl .. ~ --- '"' NONE!"
5 I 4 I .,. 3 2 I 1