Read Sony MHC-S3 / MHC-SV7AV / TC-S3 Service Manual online
TC-S3
14
14
7-2.
SCHEMATIC DIAGRAM – MAIN Section (1/2) –
•
See page 13 for Waveforms.
•
See page 13 for IC Block Diagram.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
CN314
R386
TP405
TP406
TP407
TP408
TP409
C335
T301
C336
R342
R343
Q302
C337
R344
C338
R345
C339
C340
R346
C341
C342
L302
L303
R369
C350
C349
C348
R368
R367
C384
C334
RV354
C382
L351
C383
C333
L301
C332
R321
R349
R348
C347
C367
Q304
Q305
TP344
TP343
TP345
TP346
TP347
TP348
C372
R371
C386
R372
C373
R373
R370
C371
TP342
TP341
TP340
C321
R330
C385
R331
R332
C323
R333
C322
C324
RV302
C374
C378
R376
R377
R378
R379
C379
R338
C329
R339
R337
C377
R375
C376
R336
C328
R335
R334
R340
C330
RV303
C380
R402
R403
R404
R405
Q301
Q310
R341
R347
TP370
Q303
C327
C326
RV304
CN1
HP901
HRPE901
CN2
IC304(2/2)
IC304(1/2)
IC303(2/2)
IC303(1/2)
NO313
NO312
IC302
R374
R380
7P
270
0.01
100V
100V
2.2
50V
50V
5.6
5.6
2SC2001
0.015
18k
0.0068
18k
0.0068
0.018
5.6k
1
50V
47
16V
470
10
50V
10
50V
0.1
1.2k
1k
27p
27p
220k
120p
27mH
330p
330p
27mH
120p
12k
4.7k
220
10 50V
0.001
BN1A4M
BA1A4M
100p
100
100
10V
10V
5.6k
0.022
130k
120k
390p
390p
120k
100
10V
10V
100
5.6k
0.022
130k
100p
100
16V
16V
2.2k
100
16V
16V
100p
220
22k
12k
270k
0.01
12k
0.01
270k
22k
100
10V
10V
120k
390p
220
100p
120k
220
220
100
16V
16V
2.2k
100
16V
16V
1.5k
820
1.5k
820
2SD1387
2SC2785
12k
22k
2SC2001
100
10V
10V
390p
220k
NJM4580MD-D
NJM4580MD-D
NJM4580MD-D
NJM4580MD-D
3P
8P
JW
JW
1
2
3
4
5
6
7
8
Y6
B-FWD
B-REV
A-REV
A-FWD
T1
T2
T4
T5
T
6
T
3
T7
SW
.R
1
GN
D
GN
D
G
N
D
SW
.P1
C
O
NT.
V
C
C
S
W
.P
2
S
W
.R2
L-PB
R-PB
+6V
L-PB
L-REC
R-PB
E-HOT
R-REC
E+6V
E+6V
E+6V
D+5V
DGND
5
6
8
7
3
2
4
1
DECK B PB AMP
5
6
7
4
8
3
2
1
DECK A PB AMP
REC/PB SWITCH
REC/PB SWITCH
Q304,305
CONTROL
CONTROL
REC BIAS
LEVEL SHIFT
Q302,303
BIAS OSC
L-PB
+6V
R-PB
L-PB
E+6V
L-REC
R-PB
E+6V
R-REC
E-HOT
E+6V
L-CH
R-CH
TAPE
ERASE
R-CH
L-CH
(REC/PB/ERASE)
(DECK B)
(DECK A)
(PB)
MECHANISM DECK
(CHASSIS)
(CHASSIS)
BLOCK
TCM-230AWR41
/230MWR41
LED-B-FWD
KEY1
LED-B-REV
LED-A-REV
LED-A-FWD
µ
PC1330HA
220
µ
H
220
µ
H
(Page 18)
(Page 15)
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