Schematic Diagram - I/O Board - Sony HCD-DX155 Service Manual

HCD-DX155/DX255
Ver. 1.2
6-19. SCHEMATIC DIAGRAM – I/O BOARD –
CN312
AMP-S 5P
TP353
TP354
TP355
TP356
TP357
50
J200
2P
TP361
C354
0.001
TP362
TP363
TP364
TP365
TP366
TP367
TP241
C242 0.001
J201 Y+C
C224
R241 1000
TP242
75 6.3V
TP243
J202
3P
TP231
TP232
TP233
TP234
C205
0.001
TP235
R292 R294
0 0
HCD-DX155/DX255
• See page 56 for Waveforms. • See page 57 for IC Block Diagrams.
C345 R381 R382
C349
22 47k 47k
22
R356 25V
25V
4.7k
C346
22 25V
R344
C350 R357 R386
4.7k
22 4.7k 47k R384
25V 47k
R343
4.7k
R349 R350
10k 10k
Q360 R375
RT1P141C-TP-1 1k
R376
0
C341 R374 R358
R330 22 47k 47k
6.8k 25V
R385 C356
6.8k 220p
R331 R334 C355 C342 R378 R377
6.8k 6.8k 220p 22 47k 47k
25V
R229
75
C223
R230 C225
75 1000 6.3V
R231 C226
75 1000 6.3V
R232 C227
75 100 16V
R233 C228
75 100 16V
C235
22 25V
C236
22 25V
L352
IC352
MC14052 BDR2 R367
C340
22 25V
R365
47k
C339
0.1
C338
100
16V
C362
22 25V
IC201 MM1623BFBE
L202
C210 C209
R228
470 10V 0.1
10k
R234 100
0.1
C212 33p
C213
100
16V
C214 0.1
R263 10k
R235 100
48 48
L201
C234
C239 100
0.1 16V
1k R360
470 1/10W
C352
C359
0.1
1
B
50V
16
C351
C333
47
100
16V
16V
C348
1
16V
R359
470
1/10W
C360
1
50V
C204 1 R204 1k
R271 150 0.5%
C203 1 R272 150 0.5%
C202 1
R207
0
R275
C207 10 50V
R209 150
0 0.5%
C208 0.1 R276
150
0.5%
C201 10 50V
CN203
9P
CN311
13P
TP395
TP394
TP393
TP392
TP391
TP390
TP389
TP388
TP387
TP386
TP385
TP384
TP383 41
TP382
TP381
CN202
FFC-7P S
TP221
TP222
TP223
TP224
TP225
TP226
TP227
37
TP201
TP202
TP203
TP204
TP205
TP206
R274
TP207
150
0.5%
TP208
R273 TP209
150
0.5% TP210
TP211 45
TP212
TP213
CN201
FFC-13P S