alto macro series
TRANSCRIPT
Service ManualMODEL: MACRO830/1400/2400
LTOR
www.altoprpaudio.com
Version: 1.0
CONTENTS
1. Specification............................................2-4
2. Block Diagram..........................................5-6
3. Schematic Diagram...................................7-16
4. Printed Circuit Board.................................17-27
5. Wiring Diagram........................................28-30
6. Test Procedure.........................................31
7. Electrical Parts List...................................32-35
8. Exploded Views........................................36
9. Exploded Views Part List...........................37
1
SEKAKU ELECTRON INDUSTRY CO., LTD.
Test Result
Model No MACRO 830(Amplifier) USER OF VP-7724A
Tester: Test Date: 2002,11,29
Test Item Test Conditions Spec Test Result Remark
1 Power SourceAC:115/120/230/240V AC: V
8 600W W
2Rated Output
(BRIDGE)
4 850W W
CLIP ON
Load 4 300W+300W W+W
3 Rated Output
Load 8 N/A N/A
INPUT 1KHz (CLIP ON)
4 Signal/NoiseInput 1KHz 6dB
Load 4
90dB
105dB (A)
dBdB(A)
VR MAX (CLIP ON)
5 Distortion Input 1KHz 6dB 0.1% (10W) %
6 INPUTSENSITIVITY
BAL1% (300W) %
CHA,CHB
-3.5 1dB dB7
FILTERSTEREO
0/+5 1dB dBCHA,CHB
STEREO IN (30Hz) -8.5 1.5dB dB FILTER ON
8 PUNCTUREVOLTAGE
5mA 5Sec 1800V 1800v
9FREQUENCYRESPONSE
Input 6dB , 1KHz
Load 4 (BAL OR
STEREO)
28Hz-
24KHzHz
OUTPUT 6.8V(10W)
10
2
1. Specification
SEKAKU ELECTRON INDUSTRY CO., LTD.
Test Result
Model No MACRO 1400 (Amplifier) USER OF VP-7724A
Tester: Test Date: 2002,11,29
Test Item Test Conditions Spec Test Result Remark
1 Power SourceAC:115/120/230/240V AC: 115V
8 900W W
2Rated Output
(BRIDGE)4 1400W W
CLIP ON
Load 4 450W+450W W+W
3Rated Output
Load 8 N/A N/A
INPUT 1KHz (CLIP ON)
4 Signal/NoiseInput 1KHz 6dB
Load 4
90dB
105dB (A)
dBdB(A) VR MAX (CLIP ON)
5 Distortion Input 1KHz 6dB 0.1% (10W) %
6 INPUTSENSITIVITY
BAL1% (450W) %
CHA,CHB
-3.5 1dB dB7
FILTERSTEREO 0/+5 1dB dB CHA,CHB
STEREO IN (30Hz) -8.5 1.5dB dB FILTER ON
8 PUNCTUREVOLTAGE
5mA 5Sec 1800V 1800v
9FREQUENCYRESPONSE
Input 6dB , 1KHz
Load 4 (BAL OR
STEREO)
28Hz-
24KHzHz
OUTPUT 6.8V(10W)
3
SEKAKU ELECTRON INDUSTRY CO., LTD.
Test Result
Model No MACRO 2400(Amplifier) USER OF VP-7724A
Tester: Test Date: 2002,11,29
Test Item Test Conditions Spec Test Result Remark
1 Power SourceAC:115/120/230/240V AC: V
8 1500W W
2Rated Output
(BRIDGE)4 2400W W
CLIP ON
Load 4 750W+750W W+W INPUT 1KHz (CLIP ON)
3 Rated Output
Load 8 N/A N/A
4 Signal/NoiseInput 1KHz 6dB
Load 4
90dB
105dB (A)
dBdB(A)
VR MAX (CLIP ON)
5 Distortion Input 1KHz 6dB 0.1% (10W) %
6 INPUTSENSITIVITY
BAL1% (750W) %
CHA,CHB
-3.5 1dB dB7
FILTERSTEREO 0/+5 1dB dB
CHA,CHB
STEREO IN (30Hz) -8.5 1.5dB dB FILTER ON
8 PUNCTUREVOLTAGE
5mA 5Sec 1800V 1800v
9FREQUENCYRESPONSE
Input 6dB , 1KHz
Load 4 (BAL OR
STEREO)
28Hz-
24KHzHz
OUTPUT 6.8V(10W)
4
MA
CR
O8
30
/14
00
BL
OC
KD
IAG
RA
14
M
BR
IDG
ED
5
2 . BLOCK DIAGRAM
MA
CR
O2
40
0B
LO
CK
DIA
GR
AM
BR
IDG
ED
6
12
34
56
78
A
BCD
87
65
43
21
D C B
A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
5 67
8 4
3 21
+1
5V
_A
+V
CC
_A
-VC
C_
A
SP
_A
1+
1-
2+
2-
BR
_P
OS
BR
_N
EG
C
-15
V_
A
TH
_A
+V
CC
_A
SP
_A
SP
_A
+IN
B
-IN
B
F-3
0-B
F-S
ND
-B
F-B
YP
-B
BR
-RE
T
BR
-CU
T
CL
IP-B
1 3 5 7 9
11
13
15
17
19
21
23
25
2 4 6 8 10
12
14
16
18
20
22
24
26
BR
_B
AL
BR
_B
AL
-14
V
+1
4V
3 2 4
5
1
7
8
11 6
be
mo
dif
y
be
mo
dif
y
be
mo
dif
y
be
mo
dif
y
3. Schematic Diagram
7
12
34
56
78
A
BCD
87
65
43
21
D C B
A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
5 67
8 4
3 21
-15
V_
B
+1
5V
_B
+V
CC
_B
-VC
C_
B
1+
1-
2+
2-
BR
_P
OS
BR
_N
EG
+IN
B
-IN
B
F-3
0-B
F--
SN
D-B
F-B
YP
-B
CL
IP-B
C
+V
CC
_B
-VC
C_
B
SP
B
-14
V
+1
4V
14
15
13
12
16
10
9
be
mo
dif
y
be
mo
dif
y
be
mo
dif
y
be
mo
dif
y
BR
_R
ET
8
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
LIN
E
NE
UT
GN
D
+V
CC
_A
-VC
C_
A
+V
CC
_B
-VC
C_
B
C
RE
D
WH
T
BL
K
YE
L
GR
NB
LU
BL
U
VIO
VIO
BL
K
BL
K
1 2 3456
+1
5V
_B
+1
4V
-14
V-1
5V
_B
-15
V_
A
+1
5V
_A
BR
_C
UT
1212
1 2
TH
_A
9
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
A3
Da
te:
19
-Dec
-20
02
Sh
eet
of
Fil
e:
D:\
Dra
wn
By
:
12
34
56
7
12
34
56
7
2 3 1
STR
12
34
56
7
2 3 1
STR
1
23
45
67
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
1
35
79
1113
1517
1921
2325
2
46
810
1214
1618
2022
2426
C
10
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
5 67
8 4
3 21
-15
V_
A
+1
5V
_A
+V
CC
_A
-VC
C_
A
SP
_B
1+
1-
2+
2-
BR
_P
OS
BR
_N
EG
TH
_A
C
SP
_A
+IN
B
-IN
B
F-3
0-B
F-S
ND
-B
F-B
YP
-B
BR
-RE
T
BR
-CU
T
CL
IP-B
1 3 5 7 9
11
13
15
17
19
21
23
25
2 4 6 8 10
12
14
16
18
20
22
24
26
BR
_B
AL
BR
_B
AL
+V
CC
_A
-14
V
+1
4V
3 2 4
5
1
7
8
11 6
be
mo
dif
y
be
mo
dif
y
11
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
5 67
8 4
3 21
-15
V_
B
+1
5V
_B
+V
CC
_B
-VC
C_
B
1+
1-
2+
2-
BR
_P
OS
BR
_N
EG
+IN
B
-IN
B
F-3
0-B
F--
SN
D-B
F-B
YP
-B
CL
IP-B
BR
-RE
T
C
+V
CC
_B
-VC
C_
B
SP
_B
-14
V
+1
4V
14
15
13
12
16
10
9
be
mo
dif
y
be
mo
dif
y
12
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
RE
D
WH
T
BL
K
YE
L
GR
N
BL
U
BL
U
WH
T
WH
T
YE
L
YE
L
VIO
VIO
LIN
E
NE
UT
GN
D
1 2 3456
+1
5V
_B
+1
4V
-14
V-1
5V
_B
-15
V_
A
+1
5V
_A
BR
_C
UT
1212
1 2
C
TH
_A
+V
CC
_A
-VC
C_
A
+V
CC
_B
-VC
C_
B
13
12
34
56
78
ABC
D
87
65
43
21
D
C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
5 67
8 4
3 21
-15
V_
A
+1
5V
_A
+5
5V
_A
SP
_B
1+
1-
2+
2-
BR
_P
OS
BR
_N
EG
+IN
B
-IN
B
F-3
0-B
F-S
ND
-B
F-B
YP
-B
-14
V
+1
4V
3 2 4
5
1
7
8
11 6
C
BR
-RE
T
BR
-CU
T
CL
IP-B
1 3 5 7 9
11
13
15
17
19
21
23
25
2 4 6 8 10
12
14
16
18
20
22
24
26
GN
D1 2 3
BA
L/S
TR
67
V+
8
V-
4B
AL
5
GN
D1 2 3
BA
L/S
TR
67
V+
8
V-
4B
AL
5
-11
0V
_A
+11
0_
A
+11
0_
A
-55
V_
A
-11
0V
-A
BR
_B
AL
BR
_B
AL
CT
_A
be
mo
dif
y
be
mo
dif
y
14
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
5 67
8 4
3 21
PSA
31
50
0-A
-15
V_
B
+1
5V
_B
+5
5V
_B
1+
1-
2+
2-
BR
_P
OS
BR
_N
EG
-14
V
+1
4V
14
15
13
12
16
10
9
C
-11
0V
_A
+11
0_
B
+11
0_
A
-55
V_
B
-11
0V
-B
+IN
B
-IN
B
F-3
0-B
F-B
YP
-B
CL
IP-B
F-B
YP
-B
BR
_R
ET
SP
_B
CT
_B
be
mo
dif
y
be
mo
dif
y
GN
D1 2 3
BA
L/S
TR
67
V+
8
V-
4B
AL
5
+ _
GN
D1 2 3
BA
L/S
TR
67
V+
8
V-
4B
AL
5
+ _
15
12
34
56
78
ABCD
87
65
43
21
D C B A
Tit
le
Nu
mb
er
Rev
isio
nS
ize
D Date
:1
9-D
ec-2
00
2S
heet
of
Fil
e:D
:\D
ra
wn
By
:
LIN
E
NE
UT
GN
D
-55
V_
A
+5
5V
_A
+11
0V
_B
-11
0V
_B
1 2 3456
+1
5V
_A
+1
4V
-14
V-1
5V
_A
-15
V_
B
+1
5V
_B
BR
_C
UT
1212
1 2
C
RE
D
WH
T
BL
K
YE
L
GR
N
BL
U
BL
U
WH
T
WH
T
BL
K
BL
K
VIO
VIO
BR
N
BR
N
-11
0V
_B
+11
0V
_A
+5
5V
_B
-55
V_
B
CT
_A
CT
_B
CT
_A
-15
V_
A
+1
5V
_A
16
4. Printed Circuit Board
17
MACRO830/1400
18
19
20
20
Macro2400
22
23
24
25
26
27
12
34
56
ABCD
65
43
21
D C B AT
itle
Nu
mb
erR
evis
ion
Siz
e
B
Date
:17-N
ov-2
002
Sh
eet
of
Fil
e:D
raw
nB
y:
PSA
-3000-V
R
00
0-R
L
00
0W
2
MA
CR
O8
30
UN
ITC
ON
NEC
TIN
G
23
0/6
A11
5/1
1A
25
MA
CR
O8
30
UN
ITC
ON
NEC
TIN
G
5. Wiring Diagram
12
34
56
ABCD
65
43
21
D C B AT
itle
Nu
mb
erR
evis
ion
Siz
e
B
Date
:17-N
ov-2
002
Sh
eet
of
Fil
e:D
raw
nB
y:
12
12
1 2 1 2
PSA
-3000-R
-VR
MA
CRO
14
00
UN
ITC
ON
NEC
TIN
G
23
0/8
A
11
5/1
5A
26
MA
CR
O1
40
0U
NIT
CO
NN
EC
TIN
G
MA
CR
O2
40
0U
NIT
CO
NN
EC
TIN
G
12
34
56
ABCD
65
43
21
D C B A
Tit
le
Nu
mb
erR
evis
ion
Siz
e
B
Date
:17-N
ov-2
002
Sh
eet
Of
Fil
e:D
:\lf
r\S
CH
&P
CB
\AM
P\C
900N
(1200N
(1600N
)\C
-SC
H\P
SA
-3000S
CH
.dd
bD
raw
nB
y:
/20
A
23
0/1
0A
PSA
-3000-V
R
MA
CR
O2
40
0
PSA
-31300-A
PSA
-31300PW
R-1
PSA
-31300-B
30
LS 8106 OSCILLOSCOPE
CH1 CH2 CH3POWER
V A
110NORL
SHORT
220NORL
110V
220V
LOAD SEL.
LOAD OUT
LOAD S.P.
ACUNSWITCH
DC IN
DC OUT
+
+
_
ADR-245
- +
LDM-171 DISTRTION METER
INPUT OUTPUT
+ - - +
SET LEVEL
POWER
OUTPUT (600 )
+-
POWER
AUDIO GENERATOR GAG-810
0-90dB 0-10dB 0-1.0dB
INPUT
+
-
OUTPUT
+
-
LAT-45 ATTENUATOR
EXTINT600 LOAD
POWER
LABORATORY DC POWER SUPPLY DUAL TRACKING WITH 5V FIXEDMODEL: GPC-3060D
- +GND - +GND - +5V 3A
CURRET VOLTAGE CURRET VOLTAGE
4 8 16
Channel B Bridged Channel A
LINK
LINK
CH-B
CH-A
LF 30HzFILTER
OFF ON
OFF ON
BALANCE 1.15V/20KINPUT
INPUTCONNECTION
12
3
(+)
-( )
(GND)
SRT
T(+)
R(-)
S(GND)
BREAKER
AC IN 50/60HZ
CAUTIONRISK OF ELECTRIC SHOCK
DO NOT OPEN
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING: - DO NOT OPENAVIS: - NE PAS OUVRIR
SHOCK HAZARDRISQUE DE CHOC ELECTRIQUE
CAUTION:ELECTRIC SHOCK HAZARD. DO NOT REMOVE COVER.REFER SERVICING TO QUALIFIED PERSONNEL. SEEINSTRUCTION MANUAL.AVIS RISQUE DE CHOC ELECTRIQUE-NE PAS OUVRIR.'
PARALLEL(MONO)
BRIDGED
STEREO
2-
1
1+ 2+
+ - + -
2
1
1+ 2+
+ -
2
1
1+ 2+
Channel A.B BRIDGED PARALLEL
SPEAKER CONNECTION
STEREO MONO
-
-
-
-
-
CLIP LIMIT
6. Test Procedure
31
SECAKU ELECTRON INDUSTRY CO., LTD
PREPARE PARE DETAIL
PCS
TD00038
transformer PCS
HA00861
power cord Europe3P PCS
HD00041
glass tube fuse PCS
10A 250V 6*32mm UL
SA00022
led. PCS
3
MG00020
plate black screw-flat PCS
plate black screw PCS 1
M3*6
cable tie PCS
ALT-102SB
PCS
HI00125
sliding PCS
HC00108
stereo PCS
6.3 LJB0661-6
HI00128
sliding SW PCS
3digit16P SLB-43-10 handle length10mm
RA00092
resistor 5W PCS
SB00039
transistor PCS
NO PARTE PARTE NO, UNIT QUANTITY AND
CONSUMPTION RATE
DATE
7. Electrical Parts List
32
PCS
power transistor
SA00023
PCS
3
A10K RV16A-41-15FW-A14-3F1
SA00011 2
bridge rectification
25A/200V
light transistor PCS
HI00031
PCS
R415KKETOF
TD00042
PCS
PT-3800E
HA00871
power cord Europe3P PCS
LT-312+1.5*3C(H05VV-F) 6FT+LT-501
24
glass tube fuse-high speed PCS
12A 250V 6*32mm
1
PCS 1
3
16
plate black screw-plat PCS
MG00025
plate black screw-shallow container PCS
HC00100
balanced MIC socket PCS
94M-007P1(plastics)
HC00108
stereo MIC socket PCS
6.3 LJB0661-6
HI00125
sliding SW PCS
sliding SW PCS
3digit16P SLB-43-10 handle length10mm
33
resistor 5W PCS
0.2 Z type
transistor PCS
MPSA06
transistor PCS
MJE15032
PCS
SB00021
power transistor PCS
SB00023
power transistor PCS
SA00023
led. PCS
3 round red high brightness
RC00014
PCS
RV16A-41-15FW-A14-3F1long bend foot
SA00011
bridge rectification PCS
light PCS 1
4N33.300
power SW PCS
R415KKETOF %
1
PCS 1
PT-31300E %
1
power cord Europe3P PCS 1
LT-312+1.5*3C(H05VV-F) 6FT+LT-501 %
2
1
%
1
1
%
plate black screw-shallow container
HC00100
balanced MIC socket
34
6.3 LJB0661-6
HI00125
sliding SW
2digit6P SL20202-25Y-6mm handle length6mm
sliding SW
PCS
RC00014
PCS
A10K RV16A-41-15FW-A14-3F1long bend foot
SB00002
PCS
Z0103A(banding)
SB00003
PCS
MAC224/BTA24-600
PCS
MUR1520/STPR1520D
PCS
STP55NE06/STP60NF06(TO-220)
RA00091
resistor 5W PCS
0.2 P %
transistor PCS
MJE15032
SB00044
transistor PCS 1
MJE15033 %
SB00021 4
power transistor PCS 1
2SC5200 %
SB00023 4
power transistor 1
2SA1943-O %
SA00012 4
1
25A/200V BP25-06PWS %
SB00015 1
1
4N33.300
35
45
46
:M
AC
RO
83
0/1
40
0/2
40
0:
MA
CR
O8
30
/14
00
/24
00
:2
00
21
21
9:
20
02
12
19
8. Exploded Views
36
9. E
xp
lod
ed
Vie
ws
Pa
rtL
ist
37