crest ca12 pwramp

3097.SCH-1 - Fri Aug 29 15:32:24 2003

3097.SCH-2 - Fri Aug 29 15:32:58 2003

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

CURRENT LIMITERATTENUATOR DRIVER

OUTPUT TO VR

BALANCED INPUT/GAIN CH A

- SIG IN

+ SIG IN

- SIG IN

+ SIG IN

RETURN FROM VR

TO MODULE A

OUTPUT TO VRRETURN FROM VR

TO MODULE B

BALANCED INPUT/GAIN CH B

+18V CH B

SERVO/HIGH PASS

SERVO/HIGH PASS

SERVO SEND CH B

SERVO SEND CH A

VR GNDVR SEND B

VR RET B

VR SEND A

VR RET A

FBFB

GND

ATTENUATOR


CLIP DETECTOR

CLIP DETECTOR CH A DRIVER

TO DISPLAY PCB

TO PWR SUPPLY

-HI RL

STEREO/BRIDGE

+HI RL

+VA C

-CLIP-IGM

+IGM+CLIP

-VA B

ATT. VOLTAGE

ATT. VOLTAGE

OTA CH B

OTA CH A

+VA B

VR GND

+LO RL

-LO RL

GND

-VA C

FBFB

GND

CH B DRIVER

-HI RL

+HI RL

+VA C

-CLIP-IGM

+IGM+CLIP

-VA B

+VA B

+LO RL

-LO RL

GND

-VA C

R7-R9 IS BASED ON 700 WATTS @ 8 OHMS

IGM VALUES WILL BE CONFIRMED AFTER PROTO BUILD

NOT USED

NOT USED

PREAMP12.CA

CA12 PREAMP

CREST AUDIO

100 EISENHOWER DRIVEPARAMUS, NJ 07652

D

0 0Wednesday, May 17, 2000

Title

Size Document Number Rev

Date: Sheet of

+HI RL

+15.5V

+15.5V

+15.5V

+15.5V

+15.5V

+15.5V+15.5V

+15.5V

+15.5V

GND

OTA CH A

OTA CH B-15.5V+15.5V

+HI RL

-20.5V

+20.5V

+20.5V

+20.5V

+20.5V

+20.5V

+15.5V

-HI RL

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

GND

OTA CH A

OTA CH B

-HI RL

-20.5V

-20.5V

-20.5V

-20.5V

-20.5V

+20.5V

OTA CH A

OTA CH B

D117

1N4148

Q206

2SC3645

R174

1.5K/1W

D116

1N4148

Q2092SC3645

R179

11K/1%/1W

Q2102SA1415

C117

22/35V

C116

33pF/500V

R280

576/1%

R1648.25K/1%

C213

0.1/200V

R17168.1/1%

C214

0.1/50V

R16768.1/1%

C215

0.1/50V

R16168.1/1%

C212

0.1/200V

R1638.25K/1%

R260576/1%

R26168.1/1%

D214

1N4148

R26768.1/1%

R255

68.1/1%

R178

2.7K

J202CREST # ?

1234567891011121314151617

R253100K

R155

68.1/1%

C217

22/35V

R2511M

R15668.1/1%

Z200 MLL4752

R157

68.1/1%

Q207

2SA1415

R1412K21/.1%

R276

47

R23810K

D200

HER155

D1211N4148

R125243K/1%

R24956K/3W

R140825K/1%

D2211N4148

R240825K/1%

Z201 MLL4752

R138

10K

C218

22/35V

R228

10K

R20220K

D201

HER155

C2

0.1/25V

R2412K21/.1%

R277

47

J101CREST # ?

1234567891011121314151617

R351K/1%

R2422K21/.1%

R274

1.5K/1W

D2221N4148

J3PHONEJACK STEREO

R275

1.5K/1W

D2231N4148

J4

PHONEJACK STEREO

R2442K29/0.1%

C8

33pF/50V

R2432K29/0.1%

C7

33pF/50V

R239825K/1%

C150.1/25V

R2541M

C3

0.1/25V

R252100K

R130

33.2K/.1%.5W

R25668.1/1%

R131

33.2K/.1%.5W

R132

33.2K/.1%.5W

R19

220K

R133

33.2K/.1%.5W

SW1

C&K TS01

123

R230

33.2K/.1%.5W

+

-

IC1ANJM5532M3

21

84

R231

33.2K/.1%.5W

R232

33.2K/.1%.5W

J1NC3FD

3

21

Q111MMBT5551

R233

33.2K/.1%.5W

J2NC3FD

3

21

Q112MMBT5401

D21N4148

D61N4148

D41N4148

D215

1N4148

D81N4148

R331K/1%

C21

22/35V

+

- IC203ALM339D

312

4

52

R13

220K

IC4NE5517AD

12345678 9

10111213141516

C200.22/16V

C22

22/35V

+

-

IC203CLM339D

8

914

R3

10K/1%

C190.22/16V

Z2

MLL4732

R225243K/1%

+

-

IC203BLM339D 6

71

J8CA-20H-2B-S

12

34

56

78

910

1112

1314

1516

1718

1920

R4

10K/1%

Z1

MLL4732

R226243K/1%

R5

10K/1%

R6

10K/1%

R27

10K

D31N4148

D51N4148

D71N4148

+

-IC203DLM339D

10

1113

C160.1/25V

C9

470pF/50V

D114

1N4148

C10

470pF/50V

D19

1N4148

R14

220K

D115

1N4148

R14956K/3W

D20

1N4148

D100

HER155

+

-

IC1BNJM5532M

5

67

D151N4148

D161N4148

R22

10K

D101

HER155

R129

3.9K

R12100K

R229

3.9K

+

- IC103ALM339D

312

4

52

+

-

IC3BNJM5532M

5

67

C142.2/5%/63V

+

-

IC103CLM339D 8

914

R177

47

+

-

IC103BLM339D

6

71

C11

2.2/5%/63V

C13

2.2/5%/63V

+

-IC103DLM339D

10

1113

+

-IC3A

NJM5532M3

21

84

R128

10K

R2847K

R3247K

R139825K/1%

D1221N4148

C12

2.2/5%/63V

D1231N4148

C1

0.1/25V

R1432K29/0.1%

D171N4148

R1442K29/0.1%

D181N4148

C114

0.1/50V

C115

0.1/50V

R1422K21/.1%

+

-IC2B

NJM5532M

5

67

R1511M

+

-

IC2ANJM5532M

3

21

84

R152100K

C40.1/25V

C118

22/35V

R1541M

Z101 MLL4752

R11100K

R153100K

Q105

MMBT5401

R120

576/1%

R37576/1%

Q205

MMBT5401

Q204

MMBT5551

R38576/1%

R361K/1%

Q104

MMBT5551

R175

1.5K/1W

J7A22-29-2031

123

R31

10K

R259576/1%

J7B22-29-2031

123

R302.7K

C112

0.1/200V

Q208B

MMPQ6700

R292.7K

Q208CMMPQ6700

R126243K/1%

Q208D

MMPQ6700

R159576/1%

C533pF/50V

Q106

2SC3645

R26868.1/1%

C633pF/50V

Q1092SC3645

R27268.1/1%

R10

48.7K/1%

R1

10K/1%

Q108B

MMPQ6700

C210 0.001/50V

R9

48.7K/1%

R2

10K/1%

R341K/1%

Q108AMMPQ6700

R258

68.1/1%

R24 2.7K

Q108CMMPQ6700

R26268.1/1%

+

-IC5ANJM5532M 3

21

84

R23

2.7K

Q108D

MMPQ6700

D217

1N4148

+

-

IC5BNJM5532M

5

67

Q1102SA1415

R21

10K

D216

1N4148

C17

10/50V

Q107

2SA1415

R279

11K/1%/1W

C18

10/50V

R176

47

C216

33pF/500V

C113

0.1/200V

R2648.25K/1%

R160576/1%

R27168.1/1%

D11N4148

R16868.1/1%

R220

576/1%

R2638.25K/1%

R17268.1/1%

R278

2.7K

R848.7K/1%

C110 0.001/50V

R257

68.1/1%

R748.7K/1%

R158

68.1/1%

Q211MMBT5551

R16268.1/1%

Q212MMBT5401

Z100 MLL4752

R180

576/1%

Q208AMMPQ6700

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

-135V.

+67V.

21C0929

CA-12 OUTPUT PCB

CREST AUDIO

150 Florence Ave.

C


Hawthorne, NJ. 07506Title


Date: Sheet of

+135V.

OUT

-67V.

R1272.2/1W

R1252.2/1W

C450.047/250V

Q36

2SC3281

Q35

2SA1302

C37150pF R162

1K

R161

1KC36150pF

R944.7/1W

R894.7/1W

R90510

R1422

R91220

C31330PF

Q152SC2336BQ

R109

2.2/1W

C290.1/100V

Q232SA1302

R16410/1W

C30100/6.3V

R14351/0.5W

D361N4148

R14251/0.5W

D371N4148

Q222SC2336BQ

D35HER155

R97 13K

R1172.2/1W C49

2.2/100V

R1152.2/1W

R1112.2/1W

D45

BYV79

D44

BYV79

R9251/1W/2%

C3547/16V

R9351/1W/2%

C3447/16V

D34HER155

D391N4004

R102150/1W

C39330PF

C38330PF

R103150/1W

R96 13K

C281200pF

R14610/1W

VR2PTC15LB/250

R14710/1W

C460.047/250V

Q17TIP117

R9939K

R123

2.2/1W

R9839K

Q242SC3281 Q26

2SC3281

Q252SA1302

R10010/1W

Q282SC3281

C48220/80V

Q272SA1302

C47

220/80VR1132.2/1W

C40

1.5/250V

Q302SC3281

D30HER155

Q322SC3281

D28HER155

Q342SC3281

Q162SA1006BQ

Q292SA1302

D29HER155

Q312SA1302

D40 HER155

Q332SA1302

D41 HER155

Q19

2SA1006BQ

D42HER155

Q20

2SC2336BQ

D43HER155

R140390/5W

R14910/1W

R141

390/5WD33HER155

R137100/0.5W

C330.0047/100V

C320.0047/100V

R1351K

R12020K/1W

R1333.9K

R1592.2K/0.5W

R1323.9K

R1510.2/5W

C42 2200pF

R1530.2/5W

J4-MPIGTAIL

12345

R1550.2/5W

J6-MPIGTAIL

12

R1570.2/5W

J5-FPIGTAIL

12345

R1500.2/5W

J1-M

CUSTOM MOLEX

123456789

1011121314151617

R1520.2/5W

R1540.2/5W

R101100/2W

R1560.2/5W

R10422/2W

C411.5/250V

D32HER155

C4422/160V

R14810/1W

R136100/0.5W

R11920K/1W

Z81N5927C

R1341K

Z91N5927C

R1582.2K/0.5W

D381N4004

J7

PIGTAIL

123

IC5LM35DP1 3

2

R1220.33/5W

R1652.2K

R1240.33/5W

R1260.33/5W

R1100.33/5W

R1120.33/5W

R1140.33/5W

R1280.33/5W

R1160.33/5W

R1300.33/5W

R1180.33/5W

R13810/1W

Q212SA1006BQ

Q43

2SA1302

Q41

2SA1302

Q39

2SA1302

Q37

2SA1302

Q44

2SC3281

Q42

2SC3281

Q40

2SC3281

Q38

2SC3281

C502.2/100V

R13910/1W

R16310/1W

C4322/160V

R14551/0.5W

R1292.2/1W

R1312.2/1W

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

TEMP SENSOR OUT

GROUND

OTA CH B

UNREGULATED 35V

30V

RLY OPEN MUTE

SPKR. RAIL CH. B

TEMP SENSOR OUT

GROUND

CLIP

ACTIVE

TEMP/DC

30V

RLY OPEN MUTE

+27V

+27V

5.1V

5.1V

+22.4V

-22.4V

-16.8V

+16.8V

SIGNALSIGNAL

CLIP

ACTIVE

TO MODULE CH A

TO MODULE CH B

-15.5V -15.5V

FAN CH A

FAN CH B

TRANS TEMP

TEMP/DC

LAST REF DES USED:

NOT USED REF DES:

28V

1

2

15

13

TO DISPLAY PCB

SPKR. RAIL CH. B

CH A CH B

CA 9 150/25W

CA 9 150/25WCA 6 100/25W

CA 6 100/25W

GROUND

TRANSFORMER TEMP

OTA CH A

GROUND

(6.2V)(6.2V)

-20.5V VERIFY-20.5V VERIFY

CHART OF VALUES

CA-6 CA-9REF DES CA-12R51,R52 100/25W 150/25W

BR1,BR2 MB352W

BR1,BR2 55--31

C3,C4,C5,C6

C7,C8,C9,C10

17000/55V 10000/67V

10000/67V

15000/70V

15000/70V

175/25W

MP14020W ED2478

R1,R2,R3,R4,R35,R36,R41,R42,R50,R62Z1,Z2 J9

C30,D20,J14,Q15,R74,Z19

REV NOTE 2/14/94 CHANGED C21, C22 TO 10/50VREV NOTE 2/24/94 CHANGE Z17,Z18 FROM 1N5230 TO 1N5927REV NOTE 2/24/94 CHANGE C21,C22 FROM 10/50V TO 0.1/50VREV NOTE 2/24/94 CHANGE R65,R66 FROM 390K TO 430K

REV NOTE 2/24/94 CHANGE 1C1,1C2 FROM LM393 TO LM358REV NOTE 2/24/94 CHANGE R35,R36 FROM 100R TO D19,D20 1N4001

+20.5V VERIFY +20.5V VERIFY

REV NOTE 2/24/94 DELETED R73, R74

(24V) (24V)

(REV 2 ONLY) (REV 2 ONLY)

(REV 3 ONLY)(REV 3 ONLY)

REV NOTE 2/28/94 REV 3 ONLY DELETE D17, D18 AND ADD Z1,Z2

Z17,Z18

REV NOTE 3/28/94 CHANGED C21,C22 TO 1UF/50VREV NOTE 3/28/94 CHANGED Z17,Z18 TO R73,R74 2.4KREV NOTE 6/8/94 CHANGED C21, C22 FROM 1UF/50V TO 0.47UF/100V

TO PREAMP

21C1895 XX

CA SERIES POWER SUPPLY

CREST AUDIO


C


Title


Date: Sheet of

+15.5V

+20.5V

-15.5V

-20.5V

OTA CH B

GROUND

OTA CH A

TEMP OUT CH ATEMP OUT CH B

TEMP PWR CH B TEMP PWR CH A

-15.5V-15.5V

SIGNAL CH B

CLIP CH B

ACTIVE CH B

+27V

LED GROUND

CLIP CH A

SIGNAL CH A

ACTIVE CH A

TEMP PWR CH B

TEMP PWR CH ATEMP OUT CH A

TEMP OUT CH BTEMP GND CH B

TEMP GND CH A

TEMP GND CH A

TEMP GND CH B

+27V

SIGNAL CH BCLIP CH B

ACTIVE CH BGROUND

CH A IN CH B IN

+20.5V +20.5V

-20.5V-20.5V

OUT B

OUT A

OTA CH A

OTA CH B

SIGNAL CH ACLIP CH A

ACTIVE CH A

LED GROUND

INRUSH

INRUSH

CH A IN

CH B IN

D61N4148

R254K7

R610K

R61

100K

R810K D2

1N4148

D9

1N4148

R6310K

Q11

MPSA75

R5710K

R12100K

R9

10K

R20

100K

R273K9

C2

470/6.3/ELRM

J2CA-20HM-2F-S

12

34

56

78

910

1112

1314

1516

1718

1920

Q12

MPSA75

R3347K

Q12N5551

D4

1N4148

R472K2

R17100K

R18100K

R10

10K

R2910K

R22

5K0/5

Q22N5551

Z41N5242

Z5

1N4713

R1633K

R21

5K0/5

Z81N821

J424-165

123

Z31N5242

Z71N821

J324-165

123

R37

1M

R31243

+

-

IC2ALM358

3

21

84

C14

470/50/ELRZ

R39

1K82

R431K82

D81N4148

R45191

+

-

IC1A

LM358

3

21

84

D10

1N4148

R441K82

Z6

1N4713

R24100K

C2010/35/ELRM

C26100/25/ELRM

Q4MPSA75

Q62N5551

R14

10K

R264K7

R283K9

C29U1/50/CZAM

R3010K

C28U1/50/CZAM

R32243

J510-88-1101

1 23 45 67 89 10

R3447K

R38

1M

C23U047/630/KTRK

R40

1K82

D20

1N4001

C24U047/630/KTRK

D19

1N4001

R46191

R482K2

R6910/10

R7010/10

D16

1N4148

R68

1/10

D151N4148

R67

1/10

C2510/35/ELRM

Q13TIP120

R7251/W5

Q14TIP120

R7151/W5

D12

1N4001

Q15TIP120

Z19

1N5255

D13

1N4001

RL1FRL-24

RL2

FRL-24

R60

4K7

D171N4148

D181N4148

R66

430K

R5810K

R6410K

BR1SEE CHART

+

-

IC1BLM358

5

67

BR2SEE CHART

+

-

IC2B

LM358

5

67

J1310-84-4060

123456

L13uH

J1210-84-4060

123456

L23uH

R52

SEE CHART

C12U15/400/KTAK

R51

SEE CHART

C13U15/400/KTAK

Z101N5338

C3SEE CHART

Z111N5338

C7SEE CHART

Z131N5338

C8SEE CHART

Z151N5338

C4SEE CHART

R55

2R2/1

C5SEE CHART

R56

2R2/1

C6SEE CHART

Z91N5338

C10SEE CHART

Z121N5338

Q9

2N5551

C9SEE CHART

Z141N5338

Q10

2N5551

Z161N5338

R594K7

R53

2R2/1

R54

2R2/1

C211U/50/ELRM

J1

26-48-1025

12

R491K

C221U/50/ELRM

Q52N5551

J8

26-48-1025

12

Q3MPSA75

C161000/25/ELRZ

J726-48-1025

12

C11

470/50/ELRZ

J1426-48-1025

12

C151000/25/ELRZ

Q7

2N5551

TR1

MAC97A

F1

3A/MINIC17

100/25/ELRM

J1010-84-4040

1234

BR3RS202

C18

100/25/ELRM

J1110-84-4040

1234

D51N4148

R510K

D14

1N4001

R710K

D11

1N4001

D11N4148

R732.4K

R1533K

R74

2.4K

R11100K

D3

1N4148 R13

10K

R19

100KC1

470/6.3/ELRM

Z11N4749A

R23100K

Z21N4749A

C27100/25/ELRM

Q82N5551

R65

430K

D71N4148

TR2

MAC97A

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A


OUTPUT TO VR

BALANCED INPUT/GAIN CH A

- SIG IN

+ SIG IN

- SIG IN

+ SIG IN

RETURN FROM VR

TO MODULE A

OUTPUT TO VRRETURN FROM VR

TO MODULE B

BALANCED INPUT/GAIN CH B

+18V CH B

SERVO/HIGH PASS

SERVO/HIGH PASS

SERVO SEND CH B

SERVO SEND CH A

VR GNDVR SEND B

VR RET B

VR SEND A

VR RET A

GND

FBFB

GND

ATTENUATOR


CLIP DETECTOR

CLIP DETECTOR CH A DRIVER

CH B DRIVER

NOISY & HIGH VOLTAGE TRACE

TO DISPLAY PCB

TO PWR SUPPLY

-HI RL

+36V

-36V

STEREO/BRIDGE

+HI RL

+VA-C

-CLIP-IGM

+IGM+CLIP

-VA-B

GND

FBFB

GND

-HI RL

+36V

-36V

+HI RL

+VA-C

-CLIP-IGM

+IGM+CLIP

-VA-B

ATT. VOLTAGE

ATT. VOLTAGE

OTA CH B

OTA CH A

+VA-B

+VA-B

VR GND

CHART OF VALUES

CA-6 CA-9REF DESR7,R8,R9,R10

NOTE 1:

R125,R126,R225,R226

R149,R249 43K/3W 56K/3W

43.2K/1%

NOT USED

34K/1%

1M1/1%

R143,R144,R243,R244 2K29/0.1%2K32/0.1%

PREAMP.CA 02

CA6, CA9 SERIES PREAMP

CREST AUDIO


D


Title


Date: Sheet of

+HI RL

+HI RL

+15.5V

+15.5V

+15.5V

+15.5V

+15.5V

+15.5V+15.5V

+15.5V

+15.5V

GND

OTA CH A

OTA CH B-15.5V+15.5V

+20.5V

+20.5V

+20.5V

+20.5V

+20.5V

-20.5V

+15.5V

-HI RL

-HI RL

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

-15.5V

GND

OTA CH A

OTA CH B

+20.5V

-20.5V

-20.5V

-20.5V

-20.5V

-20.5V

OTA CH A

OTA CH B

D117

1N4148

R278

2.7K

C216

33pF/500V

D116

1N4148

R279

11K/1%/1W

R179

11K/1%/1W

R280

576/1%

C116

33pF/500V

R27268.1/1%

R1648.25K/1%

C210 0.001/50V

R17168.1/1%

R26268.1/1%

R16768.1/1%

R26868.1/1%

R16168.1/1%

R258

68.1/1%

R1638.25K/1%

Q2102SA1415

D214

1N4148

R255

68.1/1%

R178

2.7K

R253100K

R155

68.1/1%

R2511M

R15668.1/1%

R157

68.1/1%

R1412K21/.1%

R23810K

R125NOTE 1

R140825K/1%

R240825K/1%

R138

10K

R20

220K

R228

10K

C2

0.1/25V

R2412K21/.1%

R130

33.2K/.1%.5W

R351K/1%

R2422K21/.1%

R131

33.2K/.1%.5W

D2221N4148

J3PHONEJACK STEREO

R132

33.2K/.1%.5W

D2231N4148

J4

PHONEJACK STEREO

R133

33.2K/.1%.5W

R230

33.2K/.1%.5W

C8

33pF/50V

R244NOTE 1

R231

33.2K/.1%.5W

C7

33pF/50V

R243NOTE 1

R239825K/1%

R232

33.2K/.1%.5W

C150.1/25V

R2541M

C3

0.1/25V

R233

33.2K/.1%.5W

R252100K

R25668.1/1%

Q208CMMPQ6700

Q208D

MMPQ6700

R19

220K

J9

22-29-2031

123

Q207

2SA1415

+

-

IC1AOPA2604AU3

21

84

Q208AMMPQ6700

Z2

MLL4732

Q208B

MMPQ6700

Z1

MLL4732

J1NC3FD

3

21

R257

68.1/1%

Q111MMBT5551

C22

22/35V

J2NC3FD

3

21

Q112MMBT5401

Q206

2SC3645

C21

22/35V

D21N4148

Q211MMBT5551

Q2092SC3645

D61N4148

Q212MMBT5401

R26768.1/1%

D41N4148

R26168.1/1%

D215

1N4148

D81N4148

R2638.25K/1%

R331K/1%

R2648.25K/1%

+

- IC203ALM339D

312

4

52

R13

220K

IC4NE5517AD

12345678 9

10111213141516

C200.22/16V

+

-

IC203CLM339D

8

914

R225NOTE 1

R3

10K/1%

C190.22/16V

+

-

IC203BLM339D 6

71

R226NOTE 1

J8CA-20H-2B-S

12

34

56

78

910

1112

1314

1516

1718

1920

R4

10K/1%

C212

0.1/200V

R5

10K/1%

R6

10K/1%

R27

10K

D31N4148

D216

1N4148

D51N4148

D217

1N4148

D71N4148

+

-IC203DLM339D

10

1113

C160.1/25V

C9

470pF/50V

J101

09-52-3152

123456789101112131415

D114

1N4148

C10

470pF/50V

J201

09-52-3152

123456789101112131415

D19

1N4148

R14

220K

D115

1N4148

C213

0.1/200V

R149NOTE 1

D20

1N4148

D151N4148

R249NOTE 1

+

-

IC1BOPA2604AU

5

67

D161N4148

R22

10K

R129

3.9K

R12100K

R229

3.9K

+

- IC103ALM339D

312

4

52

+

-

IC3BOPA2604AU

5

67

C142.2/5%/63V

+

-

IC103CLM339D 8

914

C11

2.2/5%/63V

+

-

IC103BLM339D

6

71

C13

2.2/5%/63V

+

-IC103DLM339D

10

1113

+

-IC3A

OPA2604AU3

21

84

R128

10K

R2847K

R3247K

R139825K/1%

D1221N4148

C12

2.2/5%/63V

D1231N4148

C1

0.1/25V

R143NOTE 1

D171N4148

C214

0.1/50V

R144NOTE 1

D181N4148

C114

0.1/50V

C115

0.1/50V

R1422K21/.1%

+

-IC2B

OPA2604AU

5

67

R1511M

C215

0.1/50V

+

-

IC2AOPA2604AU

3

21

84

R152100K

C40.1/25V

R1541M

R11100K

R153100K

Q105

MMBT5401

R120

576/1%

R37576/1%

Q205

MMBT5401

D1211N4148

J7B22-29-2031

123

Q204

MMBT5551

R38576/1%

D2221N4148

J7A22-29-2031

123

R361K/1%

Q104

MMBT5551

R31

10K

R302.7K

C112

0.1/200V

R292.7K

R126NOTE 1

R159576/1%

C533pF/50V

Q106

2SC3645

C633pF/50V

Q1092SC3645

R10

NOTE 1

R1

10K/1%

Q108B

MMPQ6700

R9

NOTE 1

R2

10K/1%

R341K/1%

Q108AMMPQ6700

R24 2.7K

Q108CMMPQ6700

+

-IC5AOPA2604AU 3

21

84

R23

2.7K

Q108D

MMPQ6700

+

-

IC5BOPA2604AU

5

67

Q1102SA1415

R21

10K

Q107

2SA1415

C17

10/50V

C18

10/50V

C113

0.1/200V

R160576/1%

D11N4148

R16868.1/1%

R220

576/1%

R17268.1/1%

R8NOTE 1

C110 0.001/50V

R7NOTE 1

R158

68.1/1%

R260576/1%

R259576/1%

R16268.1/1%

R27168.1/1%

R180

576/1%

8

8

7

7

6

6

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

TEMP SENSOR OUT

GROUND

UNREGULATED 35V

SPKR. RAIL CH. B

+27V

+20.5V

-20.5V

SIGNAL

CLIP

ACTIVE

FAN CH A

FAN CH B

TRANS TEMP

TEMP/DC

28V

TO DISPLAY PCB

SPKR. RAIL CH. B

GROUND

TRANSFORMER TEMP

CHART OF VALUES

CA-2 CA-4REF DESR51,R52

BR1,BR2

BR1,BR2

C3,C4,C5,C6

C7,C8,C9,C10

EXCESSIVE IGM SHUTOFF

CLIP LED ACTIVATE

TEMP SENSOR OUT

GROUND

SIGNAL

CLIP

ACTIVE

TEMP/DC

GROUND

TRANSFORMER TEMP

EXCESSIVE IGM SHUTOFA

CLIP LED ACTIVATE

ARRANGE PINS IN ANY ORDER FOR PCB

CA-6

21C1895 XX

CA SERIES POWER SUPPLY

CREST AUDIO


C


Title


Date: Sheet of

+20.5V

+27V

-20.5V

GROUND

SIGNAL CH B

CLIP CH B

ACTIVE CH B

+27V

LED GROUND

+27V

SIGNAL CH BCLIP CH B

ACTIVE CH BGROUND

CLIP_B

TEMP_GND_B

TEMP_OUT_B

TEMP_PWR_B

ATT_B

AUTORAMP_B

SIGNAL CH A

CLIP CH A

ACTIVE CH A

LED GROUND

CLIP_A

TEMP_GND_A

TEMP_OUT_A

TEMP_PWR_A

ATT_A

AUTORAMP_A

OUT B

OUT A

SIGNAL CH ACLIP CH A

ACTIVE CH A

LED GROUND

INRUSH

INRUSH

CH A IN

CH B IN

HIRAIL-

HIRAIL+

LORAIL+

LORAIL-

R37

1M

C27100/25/ELRM

C1

470/6.3/ELRM

R451K

R33100K

Q?

MPSA13R?

475

D19

1N4148

R436K8

R?15

R29100K

R51K

R11

10K

D7

1N4148

D7

1N4148

C12U15/400/KTAK

J110-84-4061

123456

RL1FRL-24

BR2MPIL40

RL2

FRL-24

BR1MPIL40

L13uH

C3UNIVERSAL

L23uH

TR1

MAC97A

C7UNIVERSAL

D3

1N4148

C8UNIVERSAL

Q11

MPSA75

C9UNIVERSAL

F1

3A/MINI

C6UNIVERSAL

BR3RS202

C5UNIVERSAL

Q3MPSA75

C10UNIVERSAL

Q12N5551

R4310K

D9

1N4148

IC1ELM614

8139

R1533K

R31243

D11

1N4001

R7

33K

D12

1N4001

R1910K

J1

26-48-1025

12

R1710K

Z19

1N5255

R491K

R?

33K

R9

10K

+

-

IC2A

LM358

3

21

84

C23U047/630/KTRK

+

-

IC2B

LM358

5

67

C24U047/630/KTRK

+

-

IC1CLM613

11

1210

C2010/35/ELRM

+

-

IC1BLM613

6

57

R6910/10

+

-

IC1ALM613

2

31

413

R7010/10

+

-

IC1DLM613

15

1416

R68

1/10

C4UNIVERSAL

R67

1/10

R60

4K7

C11

470/50/ELRZ

R254K7

R472K2

J1426-48-1025

12

D14

1N4001

J8

26-48-1025

12

Q15TIP120

Q14TIP120Q13

TIP120

R594K7

J726-48-1025

12

R21

5K0/5

J510-88-1101

1 23 45 67 89 10

D13

1N4001

R6410K

R39

1K82

R37

1M

C27100/25/ELRM

C14

470/50/ELRZ

C1

470/6.3/ELRM

R6310K

R65

430K

R66

430K

C211U/50/ELRM

C221U/50/ELRM

R732.4K

R74

2.4K

R451K

R33100K

Q?

MPSA13

C16470/50/ELRZ

C15470/50/ELRZ

Z101N5932A

Z91N5932A

R52

1K/3W

R51

1K/3W

R?

475

D19

1N4148

R?15

R29100K

R51K

R11

10K

TR1

MAC97A

D3

1N4148

Q11

MPSA75

Q3MPSA75

Q12N5551

D9

1N4148

R1533K

R9

10K

R254K7

R21

5K0/5

R31243

R39

1K82

crest ca12 pwramp

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