Schematic Diagram - Io Section - Sony HCD-BC150 Service Manual

5-18. SCHEMATIC DIAGRAM – IO SECTION –
J200
2P
TP238
1SS355TE-17
HCD-BC150/BC250
See page 54 for IC Block Diagrams.
C217 R222
R217 R227
22 25V 100k
100k
100k
C215
22 25V
R302 R204 C216
22k 0 22 25V
TP240
R303 R229
100k
22k
R203 C214
0 22 25V
R216
R221 R226
100k
100k 100k
R212
C208 C211 R215 C213
C207 R228
220p 1M
220p 1M 220p
220p
100k
C206 0.001
D201
D202
1SS355TE-17
TP243
TP242
J203
C288
0.001
R230
0
J201 R208
3P
TP237
TP236
TP235
C202
0.001
See page 51 for Waveforms.
R244 R254
R248
10k 22k
10k
C256
22
R251
25V
10k
C235
R253
R257 22 25V
22k
22k
R268
R260
Q202
Q203 4.7k
47k
DTC124EK
DTC124EK
IC200
MC14052 BDR2
C240
R259
C243
10
47k
0.1
50V
R235
R256 C233
10k
22k
22 25V
IC201
C232
MM1623BFBE
R233 1000
75 6.3V
R218
10k
R234
75
C227 0.1
C231
1000
R232
TP245 6.3V
75
R238
C230
75
1000 6.3V
R237
C229
75
100 16V
R231 C228
75 100 16V
43 43
C280 L207
C277
0.1
220 16V
C281
C267
1 10V
0.0033
R285
1.5k
R290 C271
R296
220k 1 10V
1.5k
R294
220k
TP229
Q211
R284
2SC2412K Q212 R298
6.8k
2SC2412K 6.8k
R295
R286
220
220
L208 C282
C269 0.015
0.015
R275
C278
0
22
25V
C263
C259 10
0.1 50V TP202
TP203
C279
R267 22 25V
4.7k
TP209
C257 22 25V
R297
10k
R299 TP217
10k
TP216
TP215
C209
0.1
R301
R300
10k
10k
L200
C242
C239 470
0.1
16V
C246
0.1
C241
10 C250
50V 100p
C249
10 50V
C238
22 25V
C245
1 50V
C244 0.1
C248
1 50V
R263 10k
C247
1 50V
R305
10k
R292
100
HCD-BC150/BC250
CN200
C268 11P
0.0033
TP224
TP225
TP226
TP227
TP228
TP230
TP231
TP232
TP233
TP234
CN201
17P
TP204
TP205
TP206
TP207
TP208
TP210
TP211
TP212
(Page 38)
TP213
TP214
CN202
11P
TP218
TP201
TP219
TP220
TP221
TP222
TP244
(Page 31)
TP223