DOWNLOAD Panasonic CY-BG2911ZC Service Manual ↓ Size: 744.58 KB | Pages: 11 in PDF or view online for FREE

Model
CY-BG2911ZC
Pages
11
Size
744.58 KB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio / GM
File
cy-bg2911zc.pdf
Date
PREV: Panasonic CX-ZS0270F Service Manual

Panasonic CY-BG2911ZC Service Manual ▷ View online

8 SCHEMATIC DIAGRAM
8.1. Main Block
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
13.2
12.5
0
0.7
0
6.0
6.6
0
0.6
0
0
0.6
0
0
6.0
13.2
0
DIFF AMP
HPF
NOTCH FILTER
PRE AMP
HPF
NOTCH FILTER
PRE AMP
HPF
HPF
NOTCH FILTER
PRE AMP
NOTCH FILTER
PRE AMP
IC304
POWER
AMP
IC204
POWER
AMP
IC205(b)
REF
GEN
IC701
6V
REG
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
6V
+B
6V
OUDIO
The following symbols are 
shown on the schematic diagram.
+B
FR
FR
RR
FR
FR
RR
FR
RR
FL
RL
FR
FR
RR
RR
FL
FL
RL
RL
RL
FL
RR
FL
RL
RR
FL
FL
RL
RL
R409
0
R225
470
R226
470
C201
16V10
C203
220P
C202
16V10
C225
470P
C226
470P
B
B
A
47.5K
47.5K
R201
R202
D201
D202
3
3
1
1
2
2
3.16K
IC201
9
10
8
IC202
13
12
14
IC202
6
5
7
IC202
2
3
1
IC203
6
5
7
IC202
9
10
8
C204
220P
C200
220P
6V
6V
6V
C205
0.1
C206
0.1
C207
0.027
C209
0.018
C211
0.022
C246
0.22
C247
1000P
C212
1200P
C208
1200P
C210
0.027
R216
R206
56K
+
+
–
–
+
–
+
–
3.9K
R207
R208
15K
R209
1.5K
R211
8.2K
150K
R210
120K
R212
R214
R215
C216
C214
C215
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
Vref
C213
(OPEN)
R213
0
C221
16V10
R221
10K
R222
C222
1500P
2.7K
R275
470
R276
470
C251
16V10
C253
220P
C252
16V10
C275
470P
C276
470P
B
B
A
47.5K
47.5K
R251
R252
D251
D252
3
3
1
1
2
2
3.16K
IC201
13
12
14
IC252
13
12
14
IC252
6
5
7
IC252
2
3
1
IC252
9
10
8
C254
220P
C250
220P
6V
C255
0.082
C256
0.082
C257
0.018
C259
0.33
C258
3900P
C260
0.012
C248
0.22
C249
1000P
R266
R256
82K
R255
27K
R205
10K
+
+
–
–
3.3K
R257
R258
22K
R259
1K
150K
R260
150K
R264
R265
C266
C264
C265
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C263 (OPEN)
R263
0
C271
16V10
R271
10K
R272
C272
1500P
2.7K
R325
470
R326
470
C301
16V10
C303
220P
C302
16V10
C325
470P
C326
470P
B
B
A
47.5K
47.5K
R301
R302
D301
D302
3
3
1
1
2
2
3.16K
IC201
6
5
7
IC302
13
12
14
IC302
6
5
7
IC302
2
3
1
IC203
2
3
1
IC302
9
10
8
C304
220P
C300
220P
6V
C305
0.1
C306
0.1
C307
0.027
C309
0.12
C311
0.082
C312
0.01
C308
1200P
C310
0.01
R316
R306
56K
+
+
–
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
3.9K
R307
R308
1.8K
R209
1.5K
R311
8.2K
150K
R310
120K
R312
R314
R315
C316
C314
C315
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
C313
(OPEN)
R313
0
C321
16V10
R321
10K
R322
C322
1500P
2.7K
R375
470
R376
470
C351
16V10
C203
220P
C352
16V10
C375
470P
C376
470P
B
B
A
47.5K
47.5K
R351
R352
D351
D352
3
3
1
1
2
2
3.16K
IC201
2
3
1
IC352
13
12
14
IC352
6
5
7
IC352
2
3
1
IC352
9
10
8
C354
220P
C350
220P
C355
0.082
C356
0.082
C357
0.018
C359
0.33
C358
3900P
C360
0.012
R366
R356
22K
R354
3.16K
R304
3.16K
R254
3.16K
R204
3.16K
+
+
–
+
–
–
+
–
+
–
3.3K
R357
R358
15K
R359
1.5K
150K
R360
150K
R364
R365
C366
C364
C365
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C363
(OPEN)
R363
0
C371
16V10
R371
10K
R372
C372
1500P
2.7K
A11
A12
B9
B10
B11
B12
A7
A8
B5
B6
B7
B8
A9
A10
A
A
R253
R203
R303
6V
R353
R305
10K
R355
27K
A
B
A
B
A
B
A
A
A
A
A
B
3
2
1
Vref
Vref
R407
R408
(OPEN)
0
IC205
IC304
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C333
16V2200
+B
R323
C323
0.22
C324
0.22
C373
0.22
C331
0.01
C374
0.22
22
22
STB
MUTE
R324
R373
C327
470P
C328
470P
C377
470P
C378
470P
22
22
R374
B
B
C332
16V10
B
B
IC204
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C233
16V2200
+B
R223
C223
0.22
C224
0.22
C273
0.22
C231
0.01
C274
0.22
22
22
STB
MUTE
R224
R273
C227
470P
C228
470P
C277
470P
C278
470P
22
22
R274
B
B
B
C232
16V10
B
B
6V
C706
16V2200
C705
0.1
C704
0.1
C701
0.1
C707
0.1
C721
470P
C703  0.1
B
IC701
1
1
2
2
3
D702
3
Q701
R701
R702
2.2K
2.2K
R704
D703
12K
R706
100K
R709
R710
R712
C710
16V330
C709
16V330
22K
39K
8.25K
R713
R717
R711
8.25K
10K
0
C702
16V2200
L701
+B
D701
R705
560K
R703
22K
Q702
R721
470
G1
A
B
B
B
G2
A
B
STB
C708
50V2.2
R707
10K
D705
3
1
2
3
1
2
Q703
Q704
6V
D704
MUTE
B
H
G
F
E
D
B
A
C
P1(b)
P1(a2)
NC
NC
NC
NC
NC
NC
BAT 12V
GND
(–)
(+)
FR
OUT
(–)
(+)
RR
OUT
P1(a1)
(–)
(+)
FR
IN
(–)
(+)
RR
IN
(–)
(+)
FL
IN
(–)
(+)
RL
IN
(–)
(+)
FL
OUT
(–)
(+)
RL
OUT
C712
470P
R714
27K
A1
A2
A3
A4
B1
B2
B3
B4
A5
A6
AMP
CONTROL
AMP
SENSE
6V
IC201
IC202
IC205
4
11
C241
0.1
4
11
C242
0.1
8
4
C244
0.1
IC252
8
4
C245
0.1
IC302
4
11
C341
0.1
IC352
4
11
C342
0.1
IC203
4
11
C243
0.1
A
R2911
10K
R2912
R261
R262
33K
33K
(OPEN)
R8011
(OPEN)
R8012
(OPEN)
(OPEN)
R8013
NC
NC
NC
NC
NC
NC
M3J424008D
CY-BG2911ZC
IC205(b)
5
6
7
R475
100
C475
16V330
B
B
B
B
Printed in Japan (K)  2002.10 (Recycled Paper)
GM / CY-BG2911ZC
11
8 SCHEMATIC DIAGRAM
8.1. Main Block
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
13.2
12.5
0
0.7
0
6.0
6.6
0
0.6
0
0
0.6
0
0
6.0
13.2
0
DIFF AMP
HPF
NOTCH FILTER
PRE AMP
HPF
NOTCH FILTER
PRE AMP
HPF
HPF
NOTCH FILTER
PRE AMP
NOTCH FILTER
PRE AMP
IC304
POWER
AMP
IC204
POWER
AMP
IC205(b)
REF
GEN
IC701
6V
REG
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
6V
+B
6V
OUDIO
The following symbols are 
shown on the schematic diagram.
+B
FR
FR
RR
FR
FR
RR
FR
RR
FL
RL
FR
FR
RR
RR
FL
FL
RL
RL
RL
FL
RR
FL
RL
RR
FL
FL
RL
RL
R409
0
R225
470
R226
470
C201
16V10
C203
220P
C202
16V10
C225
470P
C226
470P
B
B
A
47.5K
47.5K
R201
R202
D201
D202
3
3
1
1
2
2
3.16K
IC201
9
10
8
IC202
13
12
14
IC202
6
5
7
IC202
2
3
1
IC203
6
5
7
IC202
9
10
8
C204
220P
C200
220P
6V
6V
6V
C205
0.1
C206
0.1
C207
0.027
C209
0.018
C211
0.022
C246
0.22
C247
1000P
C212
1200P
C208
1200P
C210
0.027
R216
R206
56K
+
+
–
–
+
–
+
–
3.9K
R207
R208
15K
R209
1.5K
R211
8.2K
150K
R210
120K
R212
R214
R215
C216
C214
C215
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
Vref
C213
(OPEN)
R213
0
C221
16V10
R221
10K
R222
C222
1500P
2.7K
R275
470
R276
470
C251
16V10
C253
220P
C252
16V10
C275
470P
C276
470P
B
B
A
47.5K
47.5K
R251
R252
D251
D252
3
3
1
1
2
2
3.16K
IC201
13
12
14
IC252
13
12
14
IC252
6
5
7
IC252
2
3
1
IC252
9
10
8
C254
220P
C250
220P
6V
C255
0.082
C256
0.082
C257
0.018
C259
0.33
C258
3900P
C260
0.012
C248
0.22
C249
1000P
R266
R256
82K
R255
27K
R205
10K
+
+
–
–
3.3K
R257
R258
22K
R259
1K
150K
R260
150K
R264
R265
C266
C264
C265
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C263 (OPEN)
R263
0
C271
16V10
R271
10K
R272
C272
1500P
2.7K
R325
470
R326
470
C301
16V10
C303
220P
C302
16V10
C325
470P
C326
470P
B
B
A
47.5K
47.5K
R301
R302
D301
D302
3
3
1
1
2
2
3.16K
IC201
6
5
7
IC302
13
12
14
IC302
6
5
7
IC302
2
3
1
IC203
2
3
1
IC302
9
10
8
C304
220P
C300
220P
6V
C305
0.1
C306
0.1
C307
0.027
C309
0.12
C311
0.082
C312
0.01
C308
1200P
C310
0.01
R316
R306
56K
+
+
–
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
3.9K
R307
R308
1.8K
R209
1.5K
R311
8.2K
150K
R310
120K
R312
R314
R315
C316
C314
C315
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
C313
(OPEN)
R313
0
C321
16V10
R321
10K
R322
C322
1500P
2.7K
R375
470
R376
470
C351
16V10
C203
220P
C352
16V10
C375
470P
C376
470P
B
B
A
47.5K
47.5K
R351
R352
D351
D352
3
3
1
1
2
2
3.16K
IC201
2
3
1
IC352
13
12
14
IC352
6
5
7
IC352
2
3
1
IC352
9
10
8
C354
220P
C350
220P
C355
0.082
C356
0.082
C357
0.018
C359
0.33
C358
3900P
C360
0.012
R366
R356
22K
R354
3.16K
R304
3.16K
R254
3.16K
R204
3.16K
+
+
–
+
–
–
+
–
+
–
3.3K
R357
R358
15K
R359
1.5K
150K
R360
150K
R364
R365
C366
C364
C365
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C363
(OPEN)
R363
0
C371
16V10
R371
10K
R372
C372
1500P
2.7K
A11
A12
B9
B10
B11
B12
A7
A8
B5
B6
B7
B8
A9
A10
A
A
R253
R203
R303
6V
R353
R305
10K
R355
27K
A
B
A
B
A
B
A
A
A
A
A
B
3
2
1
Vref
Vref
R407
R408
(OPEN)
0
IC205
IC304
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C333
16V2200
+B
R323
C323
0.22
C324
0.22
C373
0.22
C331
0.01
C374
0.22
22
22
STB
MUTE
R324
R373
C327
470P
C328
470P
C377
470P
C378
470P
22
22
R374
B
B
C332
16V10
B
B
IC204
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C233
16V2200
+B
R223
C223
0.22
C224
0.22
C273
0.22
C231
0.01
C274
0.22
22
22
STB
MUTE
R224
R273
C227
470P
C228
470P
C277
470P
C278
470P
22
22
R274
B
B
B
C232
16V10
B
B
6V
C706
16V2200
C705
0.1
C704
0.1
C701
0.1
C707
0.1
C721
470P
C703  0.1
B
IC701
1
1
2
2
3
D702
3
Q701
R701
R702
2.2K
2.2K
R704
D703
12K
R706
100K
R709
R710
R712
C710
16V330
C709
16V330
22K
39K
8.25K
R713
R717
R711
8.25K
10K
0
C702
16V2200
L701
+B
D701
R705
560K
R703
22K
Q702
R721
470
G1
A
B
B
B
G2
A
B
STB
C708
50V2.2
R707
10K
D705
3
1
2
3
1
2
Q703
Q704
6V
D704
MUTE
B
H
G
F
E
D
B
A
C
P1(b)
P1(a2)
NC
NC
NC
NC
NC
NC
BAT 12V
GND
(–)
(+)
FR
OUT
(–)
(+)
RR
OUT
P1(a1)
(–)
(+)
FR
IN
(–)
(+)
RR
IN
(–)
(+)
FL
IN
(–)
(+)
RL
IN
(–)
(+)
FL
OUT
(–)
(+)
RL
OUT
C712
470P
R714
27K
A1
A2
A3
A4
B1
B2
B3
B4
A5
A6
AMP
CONTROL
AMP
SENSE
6V
IC201
IC202
IC205
4
11
C241
0.1
4
11
C242
0.1
8
4
C244
0.1
IC252
8
4
C245
0.1
IC302
4
11
C341
0.1
IC352
4
11
C342
0.1
IC203
4
11
C243
0.1
A
R2911
10K
R2912
R261
R262
33K
33K
(OPEN)
R8011
(OPEN)
R8012
(OPEN)
(OPEN)
R8013
NC
NC
NC
NC
NC
NC
M3J424008D
CY-BG2911ZC
IC205(b)
5
6
7
R475
100
C475
16V330
B
B
B
B
Printed in Japan (K)  2002.10 (Recycled Paper)
GM / CY-BG2911ZC
11
8 SCHEMATIC DIAGRAM
8.1. Main Block
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
13.2
12.5
0
0.7
0
6.0
6.6
0
0.6
0
0
0.6
0
0
6.0
13.2
0
DIFF AMP
HPF
NOTCH FILTER
PRE AMP
HPF
NOTCH FILTER
PRE AMP
HPF
HPF
NOTCH FILTER
PRE AMP
NOTCH FILTER
PRE AMP
IC304
POWER
AMP
IC204
POWER
AMP
IC205(b)
REF
GEN
IC701
6V
REG
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
6V
+B
6V
OUDIO
The following symbols are 
shown on the schematic diagram.
+B
FR
FR
RR
FR
FR
RR
FR
RR
FL
RL
FR
FR
RR
RR
FL
FL
RL
RL
RL
FL
RR
FL
RL
RR
FL
FL
RL
RL
R409
0
R225
470
R226
470
C201
16V10
C203
220P
C202
16V10
C225
470P
C226
470P
B
B
A
47.5K
47.5K
R201
R202
D201
D202
3
3
1
1
2
2
3.16K
IC201
9
10
8
IC202
13
12
14
IC202
6
5
7
IC202
2
3
1
IC203
6
5
7
IC202
9
10
8
C204
220P
C200
220P
6V
6V
6V
C205
0.1
C206
0.1
C207
0.027
C209
0.018
C211
0.022
C246
0.22
C247
1000P
C212
1200P
C208
1200P
C210
0.027
R216
R206
56K
+
+
–
–
+
–
+
–
3.9K
R207
R208
15K
R209
1.5K
R211
8.2K
150K
R210
120K
R212
R214
R215
C216
C214
C215
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
Vref
C213
(OPEN)
R213
0
C221
16V10
R221
10K
R222
C222
1500P
2.7K
R275
470
R276
470
C251
16V10
C253
220P
C252
16V10
C275
470P
C276
470P
B
B
A
47.5K
47.5K
R251
R252
D251
D252
3
3
1
1
2
2
3.16K
IC201
13
12
14
IC252
13
12
14
IC252
6
5
7
IC252
2
3
1
IC252
9
10
8
C254
220P
C250
220P
6V
C255
0.082
C256
0.082
C257
0.018
C259
0.33
C258
3900P
C260
0.012
C248
0.22
C249
1000P
R266
R256
82K
R255
27K
R205
10K
+
+
–
–
3.3K
R257
R258
22K
R259
1K
150K
R260
150K
R264
R265
C266
C264
C265
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C263 (OPEN)
R263
0
C271
16V10
R271
10K
R272
C272
1500P
2.7K
R325
470
R326
470
C301
16V10
C303
220P
C302
16V10
C325
470P
C326
470P
B
B
A
47.5K
47.5K
R301
R302
D301
D302
3
3
1
1
2
2
3.16K
IC201
6
5
7
IC302
13
12
14
IC302
6
5
7
IC302
2
3
1
IC203
2
3
1
IC302
9
10
8
C304
220P
C300
220P
6V
C305
0.1
C306
0.1
C307
0.027
C309
0.12
C311
0.082
C312
0.01
C308
1200P
C310
0.01
R316
R306
56K
+
+
–
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
3.9K
R307
R308
1.8K
R209
1.5K
R311
8.2K
150K
R310
120K
R312
R314
R315
C316
C314
C315
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
C313
(OPEN)
R313
0
C321
16V10
R321
10K
R322
C322
1500P
2.7K
R375
470
R376
470
C351
16V10
C203
220P
C352
16V10
C375
470P
C376
470P
B
B
A
47.5K
47.5K
R351
R352
D351
D352
3
3
1
1
2
2
3.16K
IC201
2
3
1
IC352
13
12
14
IC352
6
5
7
IC352
2
3
1
IC352
9
10
8
C354
220P
C350
220P
C355
0.082
C356
0.082
C357
0.018
C359
0.33
C358
3900P
C360
0.012
R366
R356
22K
R354
3.16K
R304
3.16K
R254
3.16K
R204
3.16K
+
+
–
+
–
–
+
–
+
–
3.3K
R357
R358
15K
R359
1.5K
150K
R360
150K
R364
R365
C366
C364
C365
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C363
(OPEN)
R363
0
C371
16V10
R371
10K
R372
C372
1500P
2.7K
A11
A12
B9
B10
B11
B12
A7
A8
B5
B6
B7
B8
A9
A10
A
A
R253
R203
R303
6V
R353
R305
10K
R355
27K
A
B
A
B
A
B
A
A
A
A
A
B
3
2
1
Vref
Vref
R407
R408
(OPEN)
0
IC205
IC304
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C333
16V2200
+B
R323
C323
0.22
C324
0.22
C373
0.22
C331
0.01
C374
0.22
22
22
STB
MUTE
R324
R373
C327
470P
C328
470P
C377
470P
C378
470P
22
22
R374
B
B
C332
16V10
B
B
IC204
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C233
16V2200
+B
R223
C223
0.22
C224
0.22
C273
0.22
C231
0.01
C274
0.22
22
22
STB
MUTE
R224
R273
C227
470P
C228
470P
C277
470P
C278
470P
22
22
R274
B
B
B
C232
16V10
B
B
6V
C706
16V2200
C705
0.1
C704
0.1
C701
0.1
C707
0.1
C721
470P
C703  0.1
B
IC701
1
1
2
2
3
D702
3
Q701
R701
R702
2.2K
2.2K
R704
D703
12K
R706
100K
R709
R710
R712
C710
16V330
C709
16V330
22K
39K
8.25K
R713
R717
R711
8.25K
10K
0
C702
16V2200
L701
+B
D701
R705
560K
R703
22K
Q702
R721
470
G1
A
B
B
B
G2
A
B
STB
C708
50V2.2
R707
10K
D705
3
1
2
3
1
2
Q703
Q704
6V
D704
MUTE
B
H
G
F
E
D
B
A
C
P1(b)
P1(a2)
NC
NC
NC
NC
NC
NC
BAT 12V
GND
(–)
(+)
FR
OUT
(–)
(+)
RR
OUT
P1(a1)
(–)
(+)
FR
IN
(–)
(+)
RR
IN
(–)
(+)
FL
IN
(–)
(+)
RL
IN
(–)
(+)
FL
OUT
(–)
(+)
RL
OUT
C712
470P
R714
27K
A1
A2
A3
A4
B1
B2
B3
B4
A5
A6
AMP
CONTROL
AMP
SENSE
6V
IC201
IC202
IC205
4
11
C241
0.1
4
11
C242
0.1
8
4
C244
0.1
IC252
8
4
C245
0.1
IC302
4
11
C341
0.1
IC352
4
11
C342
0.1
IC203
4
11
C243
0.1
A
R2911
10K
R2912
R261
R262
33K
33K
(OPEN)
R8011
(OPEN)
R8012
(OPEN)
(OPEN)
R8013
NC
NC
NC
NC
NC
NC
M3J424008D
CY-BG2911ZC
IC205(b)
5
6
7
R475
100
C475
16V330
B
B
B
B
Printed in Japan (K)  2002.10 (Recycled Paper)
GM / CY-BG2911ZC
11
8 SCHEMATIC DIAGRAM
8.1. Main Block
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
6.0
0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
6.7
0
6.8
2.9
0
0
0
0
2.0
0
13.0
6.8
0
6.7
13.2
13.2
12.5
0
0.7
0
6.0
6.6
0
0.6
0
0
0.6
0
0
6.0
13.2
0
DIFF AMP
HPF
NOTCH FILTER
PRE AMP
HPF
NOTCH FILTER
PRE AMP
HPF
HPF
NOTCH FILTER
PRE AMP
NOTCH FILTER
PRE AMP
IC304
POWER
AMP
IC204
POWER
AMP
IC205(b)
REF
GEN
IC701
6V
REG
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
6V
+B
6V
OUDIO
The following symbols are 
shown on the schematic diagram.
+B
FR
FR
RR
FR
FR
RR
FR
RR
FL
RL
FR
FR
RR
RR
FL
FL
RL
RL
RL
FL
RR
FL
RL
RR
FL
FL
RL
RL
R409
0
R225
470
R226
470
C201
16V10
C203
220P
C202
16V10
C225
470P
C226
470P
B
B
A
47.5K
47.5K
R201
R202
D201
D202
3
3
1
1
2
2
3.16K
IC201
9
10
8
IC202
13
12
14
IC202
6
5
7
IC202
2
3
1
IC203
6
5
7
IC202
9
10
8
C204
220P
C200
220P
6V
6V
6V
C205
0.1
C206
0.1
C207
0.027
C209
0.018
C211
0.022
C246
0.22
C247
1000P
C212
1200P
C208
1200P
C210
0.027
R216
R206
56K
+
+
–
–
+
–
+
–
3.9K
R207
R208
15K
R209
1.5K
R211
8.2K
150K
R210
120K
R212
R214
R215
C216
C214
C215
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
Vref
C213
(OPEN)
R213
0
C221
16V10
R221
10K
R222
C222
1500P
2.7K
R275
470
R276
470
C251
16V10
C253
220P
C252
16V10
C275
470P
C276
470P
B
B
A
47.5K
47.5K
R251
R252
D251
D252
3
3
1
1
2
2
3.16K
IC201
13
12
14
IC252
13
12
14
IC252
6
5
7
IC252
2
3
1
IC252
9
10
8
C254
220P
C250
220P
6V
C255
0.082
C256
0.082
C257
0.018
C259
0.33
C258
3900P
C260
0.012
C248
0.22
C249
1000P
R266
R256
82K
R255
27K
R205
10K
+
+
–
–
3.3K
R257
R258
22K
R259
1K
150K
R260
150K
R264
R265
C266
C264
C265
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C263 (OPEN)
R263
0
C271
16V10
R271
10K
R272
C272
1500P
2.7K
R325
470
R326
470
C301
16V10
C303
220P
C302
16V10
C325
470P
C326
470P
B
B
A
47.5K
47.5K
R301
R302
D301
D302
3
3
1
1
2
2
3.16K
IC201
6
5
7
IC302
13
12
14
IC302
6
5
7
IC302
2
3
1
IC203
2
3
1
IC302
9
10
8
C304
220P
C300
220P
6V
C305
0.1
C306
0.1
C307
0.027
C309
0.12
C311
0.082
C312
0.01
C308
1200P
C310
0.01
R316
R306
56K
+
+
–
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
3.9K
R307
R308
1.8K
R209
1.5K
R311
8.2K
150K
R310
120K
R312
R314
R315
C316
C314
C315
(OPEN)
(OPEN)
(OPEN)
10K
0.015
330K
Vref
C313
(OPEN)
R313
0
C321
16V10
R321
10K
R322
C322
1500P
2.7K
R375
470
R376
470
C351
16V10
C203
220P
C352
16V10
C375
470P
C376
470P
B
B
A
47.5K
47.5K
R351
R352
D351
D352
3
3
1
1
2
2
3.16K
IC201
2
3
1
IC352
13
12
14
IC352
6
5
7
IC352
2
3
1
IC352
9
10
8
C354
220P
C350
220P
C355
0.082
C356
0.082
C357
0.018
C359
0.33
C358
3900P
C360
0.012
R366
R356
22K
R354
3.16K
R304
3.16K
R254
3.16K
R204
3.16K
+
+
–
+
–
–
+
–
+
–
3.3K
R357
R358
15K
R359
1.5K
150K
R360
150K
R364
R365
C366
C364
C365
(OPEN)
(OPEN)
(OPEN)
2.7K
0.027
Vref
C363
(OPEN)
R363
0
C371
16V10
R371
10K
R372
C372
1500P
2.7K
A11
A12
B9
B10
B11
B12
A7
A8
B5
B6
B7
B8
A9
A10
A
A
R253
R203
R303
6V
R353
R305
10K
R355
27K
A
B
A
B
A
B
A
A
A
A
A
B
3
2
1
Vref
Vref
R407
R408
(OPEN)
0
IC205
IC304
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C333
16V2200
+B
R323
C323
0.22
C324
0.22
C373
0.22
C331
0.01
C374
0.22
22
22
STB
MUTE
R324
R373
C327
470P
C328
470P
C377
470P
C378
470P
22
22
R374
B
B
C332
16V10
B
B
IC204
1 2 3
5
4
6 7
9
8
1011 13
12
141516
C233
16V2200
+B
R223
C223
0.22
C224
0.22
C273
0.22
C231
0.01
C274
0.22
22
22
STB
MUTE
R224
R273
C227
470P
C228
470P
C277
470P
C278
470P
22
22
R274
B
B
B
C232
16V10
B
B
6V
C706
16V2200
C705
0.1
C704
0.1
C701
0.1
C707
0.1
C721
470P
C703  0.1
B
IC701
1
1
2
2
3
D702
3
Q701
R701
R702
2.2K
2.2K
R704
D703
12K
R706
100K
R709
R710
R712
C710
16V330
C709
16V330
22K
39K
8.25K
R713
R717
R711
8.25K
10K
0
C702
16V2200
L701
+B
D701
R705
560K
R703
22K
Q702
R721
470
G1
A
B
B
B
G2
A
B
STB
C708
50V2.2
R707
10K
D705
3
1
2
3
1
2
Q703
Q704
6V
D704
MUTE
B
H
G
F
E
D
B
A
C
P1(b)
P1(a2)
NC
NC
NC
NC
NC
NC
BAT 12V
GND
(–)
(+)
FR
OUT
(–)
(+)
RR
OUT
P1(a1)
(–)
(+)
FR
IN
(–)
(+)
RR
IN
(–)
(+)
FL
IN
(–)
(+)
RL
IN
(–)
(+)
FL
OUT
(–)
(+)
RL
OUT
C712
470P
R714
27K
A1
A2
A3
A4
B1
B2
B3
B4
A5
A6
AMP
CONTROL
AMP
SENSE
6V
IC201
IC202
IC205
4
11
C241
0.1
4
11
C242
0.1
8
4
C244
0.1
IC252
8
4
C245
0.1
IC302
4
11
C341
0.1
IC352
4
11
C342
0.1
IC203
4
11
C243
0.1
A
R2911
10K
R2912
R261
R262
33K
33K
(OPEN)
R8011
(OPEN)
R8012
(OPEN)
(OPEN)
R8013
NC
NC
NC
NC
NC
NC
M3J424008D
CY-BG2911ZC
IC205(b)
5
6
7
R475
100
C475
16V330
B
B
B
B
Printed in Japan (K)  2002.10 (Recycled Paper)
GM / CY-BG2911ZC
11
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