Printed Wiring Boards - Panel Section - Sony HCD-DH50R Service Manual

HCD-DH50R/DH70SWR
Ver. 1.1

5-17. PRINTED WIRING BOARDS - PANEL Section -

A
B
C
D
E
F
G
HCD-DH50R/DH70SWR
1 2 3
Z
T621
DC/DC
S623 CONVERTER
T621 PANEL BOARD
R622
R623 C643
1 2 4
D621
C644 C623
9 C626
1
R624
R627 C625 JW607 JW602
L621 C622
C636
D623
R625
R626
C2 C1 C621 C624
Q623 R633
D622 JW622
B2
B1 E
JW609
FB621
R621
R650 JW621
JW626
JW624
BZ621
JW614
JR602
(DH50R: RU, SP, TW, KR, TH/DH70SWR: RU)
C635
S626
ECHO LEVEL + ECHO LEVEL –
JACK BOARD DH50R: AEP/
(COMPONENT SIDE)
DH70SWR: AEP
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
R274
C269 R270
C278
C270
L251
R257 C273
C283 C280
R261
R260
C261
C277 R278
C275
C267 R282 R281
C266 R280
C274
C259
C287
R265
Q251 C255
Q252
B E Q263
R294 E B
R267
R253
R293
C252
R252
C306
• See page 30 for Circuit Boards Location. •
4 5 6
51 53 54
JW601 17 16
JW603
ND621
E B JW620
Q621 FLUORESCENT INDICATOR C629 R631 JW619
R632 IC621
TUBE
C630
32 R630 JW617
1
R629
C627
33 64
C628
JW608
R634 R628
R637
C632
48 49
R646
S621, 623 – 627
R644
S627 S624 S625
R645
MIC LEVEL + MIC LEVEL –
(Page 36) (Page 36)
F MAIN BOARD G MAIN BOARD
DH50R: RU, SP, TW, KR, TH/
CN502 CN503
DH70SWR: RU
C304
DH50R: AEP/
C313
DH70SWR: AEP
C290
C303
20 10 2 2
CN253 CN251
21 11 1 1
R271
C286
C320
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
Q256
Q255
R307
C316 C315
C321
E B E B Q259
Q257 B E
12
Q260
1-879-696- (12)
42 42
: Uses unleaded solder.
7 8 9
USB BOARD
(COMPONENT SIDE)
S621
1
E B
Q622
D624
D624
STANDBY
R639
JW613
R638
JW616
13
12
JW612
JW615
C634
K
CN622
IC622
MAIN BOARD
JW610
JW618
CN511
(Page 36)
2 1
C631
JW611
R636
R635
1 3 2 11
1-879-690- (11)
JACK BOARD
(CONDUCTOR SIDE)
R304
R306
C312
R302
C314 R275
R277
8 5
IC253
R276
C279
C282
8 5
1 4
C289
IC252
R301
R303
C285 1 4
R279
R311
C291
R289
R313 C288
R312
C319
R308
R314
R292
R320
R310
R309 R321
R319 R318 R317
ET251
(CHASSIS)
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
10 11 12
(Page 36)
USB BOARD
R MAIN BOARD
(CONDUCTOR SIDE) CN401
CN353
5
4 4 5
CN354
(NC)
2 1
2
1
C354
CL358 CL357
CL356
ET351
4 CN352 1
(Page 31)
A
DMB20
BOARD
C353 CN2002
(CHASSIS)
4 1
C351
CN351
12 12
(12) (12)
1-879-694- 1-879-694-
(USB)
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
R259 R258
R266
C272
30 16
R254
IC251
R256
R255
1 15
R268 C253 (DH50R: KR)
R263
R264
R298
R251
R297
R262
R300
R299
R283
R316
R284 C298 R315
C293
C297
R287
R288
C305
(DH50R: KR) R285
R286
C301
C318
C300 C302
FB251 FB252
C317 C292
12
(12)
MIC AUDIO IN PHONES
J251 J252 J253