Printed Wiring Boards - Key Section - Sony CX-BK1 Service Manual

CX-BK1
8-28. PRINTED WIRING BOARDS – KEY Section – •
• Semiconductor
Location
Ref. No. Location
IC601 B-4
IC602 D-3
IC603 C-5
A
LED202 A-7
LED203 E-7
LED601 F-1
LED631 D-3
LED632 E-3
LED633 E-3
LED634 D-2
LED635 E-2
Q601 D-4
Q602 E-4
Q603 E-3
B
Q604 D-2
Q605 E-3
C
D
E
F
See page 35 for Circuit Boards Location.
1 2
KEY LED RMC BOARD
(US) S320
S318
PRESET PRESET STOP/CLEAR
(Except US)
S333
UP
TUNING
S331
ALBUM/PLAY LIST
R606
C606
C605
Q604
1B
1C
R604
E
2C
2B C604
1
R625
R620
LED634
10
JR608
DISC
IC602
INDICATOR
4
LED633
LED634
JR607
DISC
S314 S315
INDICATOR
S315
DISC SELECT DISC SELECT
4 5
LED635
S314
DISC
DISC SELECT 3
INDICATOR LED635
R316
5
JR606
R314
Q605
R626
1B
1C
LED BOARD
E
2C 2B
JR605
R621
LED601
JR610
CN613
1 2
13
LED601 (13)
1-688-412-
DISC SLOT
ILLUMINATION
58
:Uses unleaded solder.
3 4
S311 − 320,
S331 − 339
R601
R602
JR602
C601
C602
S317
B3 IC601
PAUSE/SET
C609
1 20
JW608
R318
C603
R319
10 11
R320
R603
JW616
S334
DOWN
JW617
S319
JW618
REC PLAY MODE
(US)
(Except US)
JW610
R333
S332 R334 JW619
JW620
R332
JW621
R331
JW622
JW629
JW623
JW626
C608
JW615
20
LED631
Q601
1B JW614
1C
DISC
E
INDICATOR
2C
2B
1
11
R617
S316
JR604
R622 EJECT
S312
S311
DISC SELECT 1
DISC SELECT 2
3
R317
R311
S313
R619
R624
Q602
1B
1C
E
2C 2B
LED632
R618
DISC
INDICATOR
JR611
2
R623
JW628
JR609
1B
1C
R312
E
2C 2B
Q603
R313
R616
CN612
1 2
58
5 6
LEFT BUTTON BOARD
JR603 CN605
S335
POWER
C621
P
LCD VOL
BOARD
CN004
(Page 60)
1
S336
2
FUNCTION
IC603
3
R607
4
5
C607
R608
CN606
1
5
R330
R310
R339
LED203, S339
i-Bass
S339
13
(13)
1-688-411-
7
LED202
STANDBY/ON
R345
R336 R335
R337
S337
BAND
R338
S338
GEQ
LED203
R346
CN607
1 5
13
1-688-407- (13)