I/O Section - Sony HCD-SC5 Service Manual

6-24. SCHEMATIC DIAGRAM – I/O SECTION (1/2) –
C251
J205 0.001
C258
0.001
C259 0.001
R231
75
R251
75
J206
C261 0.001
C260 0.001
R254
75
C263
0.001
IC204
TORX179L
C249
0.1
R255
100
C248
22 16V
L202
• See page 64 for Waveforms. • See page 70 for IC Block Diagram.
R230 R229 C234
C233
100k 100k 0.001
0.001
R233
R238 R244
C237 10k
R237
10k 10k
6.8k 22 25V
C235
R232
22 25V
6.8k
R243
C239
6.8k
22 25V
R241 R235
C236
47k 47k
220p
R250
10k
C241
R249
22 25V
6.8k
C238 R246 R253 R236
C240 R242 R252
C242 R247
47k 47k
220p 220p 10k 10k 10k
220p 10k
R346 C340 R353 C342 R347 R360
C326
47k 220p 47k 10k 10k
220p
22 25V
R349
6.8k
R352
R350 C325
R344
10k
6.8k 22 25V
10k
C243
10 50V
C245 10 10V
IC206
MM1510XNRE
C218
1000 6.3V
C269
R271
0.1
0
R245
0
C201
330p
R201
4.7k
Q201
2SC2412K-T-146
R206
C213
-QR
470k
R203
R204 R202
68k
47k 1k R205 C203 C214
100k 0.1
R207
330
D201
C209
C215 C217
47 10V UDZ-TE-17 C216
C204 R292 1
220
-5.1B 1
1k
560p 16V
C205
0.01
R290
470k
C206 51p
X201 Q220
C208
C207
4.332MHz 2SC2412K
56p
4.7
-T-146-QR
16V
IC201 R294
BU1924F-E2
R225 R214
R223 R217
R218 R215
33k 6.8k
10k 33k
10k 6.8k
R219 100
C220
22 25V
R222
R224 100 C224 22 25V
33k
C222
22 25V
IC202
MC14052 BDR2
Q206
DTC124EKA
-T146
Q205
DTC124EKA
-T146 R226
33k
C228
0.1
Q208
DTC343TK-T-146
57 57
CN201
11P
D203 D202
MA111-TX MA111-TX
L205
Q222
R293
2SA1037AK
1k
-T146-QR
R213 CN202
47k 29P
R216
4.7k
R291
470k
Q221
2SC2412K
-T-146-QR
R295
Q223
DTC124EKA-T146
R220 L206
C608
C609
R221
C202
0
R256 10k
C227
22 25V
C230
10
R227
50V
1k
R228
C232
1k 10 50V
Q207 D206
DTC343TK-T-146 MA111-TX
C472
100
16V
R266
10k
HCD-SC5/SC6/SC8
S801