Schematic Diagram - Tc Board - Sony HCD-GT22 Schematic Diagram

7-12. SCHEMATIC DIAGRAM – TC Board –
1 2 3
A
TC BOARD
B
C
D
E
F
CN008
11P
PB-L 11
PB-R 10
A-GND 9
J
REC-R 8
G
REC-L 7
MAIN
BOARD
REC/PB SW 6
(2/4)
+9V 5
CN202
REC-MUTE 4
(Page 39)
O-BIAS 3
DECK-D-GND 2
NC 1
H
C402
0.1
50V
I
J
R451
10k
K
HCD-GT22/GT44/GT55
• See page 36 for Waveforms
4 5 6
R350
0
R349
R351 C353
100
1k 0.1
R484
2.2k
R486
0
Q408
2SC3052EF-T1-LEF
C351
JR313
DECK-A/B SELECT
220
SWITCH, 0
10V
REC-PB SELECT
SWITCH
0.7 0<<0>>
C352
R481
<<0.7>>
{6.8} 0.1
10k
{0}
0
R483
R482
47k 0
R487
0
IC401(1/3)
NJM4558V-TE2
C401
R401 R403
0.1
4
50V
47k 47k
4<<4>>{4.2} 3
<<4>>
+ 1 {4.2}
4<<4>>{4.2} 2
-
C411
C403 10p 7.7
C430
R405
47p <<7.7>>
0.1 47k
R411 R413
{8}
470k 220k 8
POWER
C433
C405 R423
C413 0.01
GND
220p 150k 220p
C417
0.01
4
IC401(3/3)
C409
R407 NJM4558V-TE2
10
6.8k
50V
R408 C410
10 C414
6.8k
220p
50V
IC401
C418
C406
R424 0.01
REC AMP
220p R414
150k
220k
C412
R412
C404 R406 10p
470k
47p 47k
6
-
7
4<<4>>{4.2}
5
+ 4<<4>>{4.2}
R402 R404
4<<4>> {4.2}
47k 47k IC401(2/3)
NJM4558V-TE2
R455
10
7.7<<7.7>>{8}
R442
47k Q409,410
REC CONTROL SWITCH 0
0
R453
Q409
4.7k
9.1(0)
3.1
RT1N141C-TP-1
(0.7)0
R452 Q454,455
47k REC BIAS SWITCH
Q454
2SC3052EF-T1-LEF
7 8 9 10
IC301(1/3)
4
NJM14558V-TE2
<<4>>
3
{4.2} 1
+
2
-
R317
4<<4>>{4.2}
470k C315
47p
R313
R323 R319 C323
4.7k 22k 6800p 47
R311
220
C327
220p C317
22
50V
7.7<<7.7>>{8} C328
C318
220p
22
8
50V
POWER
IC301(3/3)
R312
GND
NJM14558V-TE2
220
R324 R320 C324
4
4.7k 22k 6800p
R314
IC301
47
PB AMP
C350
220
16V
4
R318
<<4>>
470k
R325 C329 {4.2}
100 0.047
4
C316
<<4>>
{4.2} 47p
-
6
7
+
R326 C330
5
4<<4>>{4.2}
100 0.047
IC301(2/3)
NJM14558V-TE2
Q405
ISA1235AC1TP-1EF
REC SWITCH
4
4
<<4>>
R427
{4.2} <<4>>
0
10
{4.2}
<<0>>
{4.8}
R431 R435
(-10.5)
Q401
1k 10k
2SC3052EF-T1-LEF
3.5
0<<0>>{4.8}(-10.5)
(4.2)
<<3.5>>
R433 C466
ISA1235AC1TP-1EF
{3.8}
47k 4700p
R440 0<<0>>
{4.2}
10k
R437
2.2k
R429
10k 0<<0>>{4.8}(-10.5)
Q403
2SC3052EF-T1-LEF
D401
4<<4>>{4.2}
MC2838-T112-1 Q402
2SC3052EF-T1-LEF
0<<0>>{4.8}(-10.5)
R430
10k
3.5(4.2) 0<<4>>{4.2}(-3.6)
C416
<<4>> R434
R428
3.5<<3.5>> (3.8) 47k
4700p
10 (4.2){3.8}
0<<0>>{4.8}(-10.5)
4<<4>>
R432
Q406 {4.2} 1k Q404
ISA1235AC1TP-1EF 4<<4>>
2SC3052EF-T1-LEF
REC SWITCH
{4.2}
R436
Q455 10k
KTA1271Y-AT
R449 R450 R456
22
22 22
(8.6)9.1 0.3(8.6)
C453
Q410
R454
9.1(7.9)
0.001
RT1N431C-TP-1 4.7k
0.3(5)
BIAS OSC
0.3(0.8)
Q453
R457
KTC3203Y-AT
22 22k
BIAS OSC
0(0.2)
R458
C454
4.7
6800p
21
35 35
11 12 13 14
Q301
2SJ461
PB SWITCH(DECK-A)
4
4 R309 4
C301
<<4>>
<<4>> 470 <<4>> 1000p
{4.2}
{4.2} {4.2}
JR315
0
R301
R305
47k
220k
0.1<<0.1>>{6.6}
0.1<<0.1>>{6.6}
4
<<4>>
{4.2}
4<<4>>{4.2} R302 C302
47k 1000p
Q302
2SJ461
PB SWITCH(DECK-A)
Q303
2SK2158-T2B
PB SWITCH(DECK-B)
4
4
<<4>>
<<4>>
{4.2}
{4.2}
0.1
R303
<<0.1>> 47k
{6.6}
R306
220k
0.1
R304
<<0.1>>
47k
{6.6}
4
4
JR316 R310
<<4>>
<<4>>
0 470
{4.2}
{4.2}
Q304
2SK2158-T2B
PB SWITCH(DECK-B)
C354
R441
0.1
0
R443
100k
4
C355
Q401,403 <<4>>
MUTING {4.2}
C356 0.01 3.3
10
<<3.3>>
50V {6.8}
Q305
ISA1235AC1TP-1EF
R307
0.1 MUTING
Q407
4.7k
<<0.1>>
R444
{6.1}
10k
4<<4>>{4.2}
0 3.3
R308
(-10.5)0 <<0.1>> <<3.3>>
4.7k
Q306
<<0>>{5.4} {6.8} {6.8}
ISA1235AC1TP-1EF
MUTING
MUTING
CONTROL SWITCH
4<<4>>{4.2}
R438
2.2k
Q402,404
MUTING
R461 R463
C461
2.2k
1k 470p
1 6
R459
R462 R464 C462
0 2.2k 1k
470p
2 5
C456
0.01
3 4
T001
BIAS OSC
C452
47
16V
HCD-GT22/GT44/GT55
15 16 17
CN301
3P
R321
100
L-CH
1 Lch
2 REF
3 Rch
R322 R-CH
100
HP1
(PB)
(DACK-A)
JW312
C304
1000p
R315
100
HRPE1
(REC/PB/ERASE)
CN302
(DECK-B)
8P
+
1 EH+
ERASE
2 EH-
-
3 GND
+
4 REC-L
L-ch
5 PB-L
-
-
6 PB-R
R-ch
7 REC-R
+
8 GND