Schematic Diagram -Tc Section - Sony HCD-GZR7D Service Manual

HCD-GZR7D/GZR8D/GZR9D
Q Q
3 7 6 3 1 5 1 5 0
7-23. SCHEMATIC DIAGRAM – TC Section –
1 2
TC BOARD
A
R349
100
B R481
10k
0.7
R482
47k
C
CN008
11P
PB-L 11
D
R487
PB-R
10
0
A-GND
9
REC-R 8
MAIN
REC-L 7
BOARD
H
REC/PB_SW
6
(2/4) T E
L 1 3 9 4 2 2 9 6 5 1 3
CN102 +9V
5
(Page 60)
REC-MUTE 4
O-BIAS 3
DECK-D-GND
2
NC(+12V)
1
E
F
G
w w w
HCD-GZR7D/GZR8D/GZR9D
3 4 5
R350
0
R325 C329
R484
100 0.047
2.2k
R351
R486
0
JR313
0
0
Q408
2SC3052EF-T1-LEF
REC/PB SWITCH
R483
0
R326
C330
100
0.047 C351
10V
IC401
NJM4558V-TE2 IC401
(1/3)
3.8 3 REC AMP
4
+ 1
4 2
C401 R401 R403
-
R427
0.1 47k 33k
IC401
10
50V C411 10p
NJM4558V-TE2
R411
(3/3)
470k
8
7.6
R413
C405 POWER
R423 220k
330p 150k C417
GND
C403 R405
0.01
47p 56k 4
C409 C413
R407
10 220p
6.8k
50V
R408 C410
C430
C414
6.8k 10
0.1
220p
50V
C404 R406
C418
47p 56k
C406 R424 0.01
330p 150k
R414
C412 10p R412
220k
470k
R428
4
6 10
7
3.8 5
4
R402 R404
C402
47k 33k IC401
0.1
NJM4558V-TE2
50V
(2/3)
R455
R442
7.6
10
47k
Q409
Q410
RT1N141C-TP-1 Q454,455
0 RT1N431C-TP-1
REC MUTE REC BIAS CONTROL
REC MUTE CONTROL
3.3
R451
10k 2SC3052EF-T1-LEF
R452
47k
x a o
y
. i
http://www.xiaoyu163.com
6 7 8
3 4
3.9
1 +
C315 47p
2 4 JR315
IC301 -
0
NJM14558V-TE2
R317 IC301 R313
(3/3)
R323 470k NJM14558V-TE2 47
8 4.7k (1/3)
7.6
C350 R311
POWER
1k 220 C327 220
16V 220p
GND
R319
C323
C317
C353
4 15k 6800p
22
0.1
50V
IC301
C318
PB AMP
22
R320 C324
50V
6800p
15k
C352
C328
R312
0.1 220p
220
R324
R318
4.7k
R314
470k
47
6 4 JR316
7
0
4 C316 47p
5
3.9
IC301
220
NJM14558V-TE2
(2/3)
Q405
ISA1235AC1TP-1EF
R431 R435
MUTE
1k 10k
Q401
4 4 4
2SC3052EF-T1-LEF
3.5
R429
10k
0
R433 C466
R437
47k 4700p
C433
2.2k
0
0.01
Q403
Q Q
4 2SC3052EF-T1-LEF
3 7 6
Q402
R440
4
2SC3052EF-T1-LEF
10k
D401
MC2838-T112-1
0 R438
R434 C416
2.2k
ISA1235AC1TP-1EF
4700p 0
47k
MUTE CONTROL
R430
10k
3.5
Q404
2SC3052EF-T1-LEF
4 4 4
R432 R436
Q406 Q401-404
1k 10k
ISA1235AC1TP-1EF
MUTE
MUTE
T001
Q455 R449 R450 R456
BIAS OSC TRANSFORMER
KTA1271Y-AT
4.7 0 0
9 0.3
R454 1 6
4.7k
8.9
C453 0.001
2 5
R453
0.2
4.7k
0.2 R457 15k
Q453
8.9 KTC3203Y-AT
Q454 3 4
BIAS OSC
C452
0
47
0 C454
16V
R458 6800p
4.7
u 1 6 3
66 66
2 4
8 9 9
9 10
Q301 Q301-304
2SJ461-T
MUTE
4 4
R309
R301 C301
470
47k 1000p
0
R305
220k R302 C302
47k 1000p
4 4
Q302
2SJ461-T
Q303
2SK2158-T2B
4 4
R303
C303
C354
47k 470p
0.1
0
R306
220k R304 C304
R310
47k 470p
470
4 4
Q304
2SK2158-T2B
R316
100
R441
0
R443
100k
3 1 5 1 5 0 8 9
0
Q305
C356
ISA1235AC1TP-1EF
R444
10
10k R307 4.7k
0 0 50V 3.3 4
C355 0.01
Q407
4
R308 3.3 4
4.7k
Q306
ISA1235AC1TP-1EF
Q305,306
MUTE
R459 R461 R463
C461
0 220 0
470p
R462 R464
C462
220 0
470p
C456
0.01
m
c o
.
2
8 9 9
11 12
HP901
PB HEAD
(DECK A)
CN301
+
R321
3P
PB
100
(L-CH)
Lch (RED)
1
-
REF (BLACK)
2
-
3 Rch (BLUE) PB
R322 (R-CH)
100 +
JW312
R315
100
HRPE901
REC/PB/ERASE
HEAD
CN302
(DECK B)
8P
2 4 9 8 2 9 9
+
1 EH+ (WHITE)
ERASE
2 EH- (BLACK)
-
GND (BLACK)
3
-
REC-L (BLUE) REC/PB
4
(L-CH)
5 PB-L (YELLOW)
+
+
6 PB-R (RED) REC/PB
(R-CH)
REC-R (WHITE)
7
-
GND (BLACK)
8