Printed Wiring Boards - Panel Section - Sony HCD-DX155 Service Manual

6-20. PRINTED WIRING BOARDS – PANEL SECTION –
I/O BOARD
L
CN312
(Page 47)
1 5
IC402
HCD-DX155/DX255
• See page 29 for Circuit Boards Location.
MAIN BOARD
A
CN509
(Page 35)
IC801
3
VOLUME
– +
1 10
E
E
E E
E
E
E
IC401
E E
E
E
4 1
H
PHONES
AUDIO IN
MAIN BOARD
CN3001
(Page 36)
:Uses unleaded solder.
1
E
FUNCTION >
10 1
49 49
IC802
2 4
1 5
2
. x X
H
IC803
DISC 5 DISC 4 DISC 3
E E E
E
E
• Semiconductor Location
Ref. No.
D431
D432
D433
D470
D492
D493
D496
D497
D801
D802
D803
D804
D805
D811
D812
D813
D814
HCD-DX155/DX255
Ver. 1.2
1 2
I/1
A
DISC 1
DISC 2
E
E
E
E E
Location Ref. No. Location Ref. No. Location
C-5 D815 G-13 Q475 H-6
C-5 Q476 H-7
I-6 IC401 H-5 Q801 D-12
G-7 IC402 H-3 Q802 C-9
I-7 IC801 B-7 Q811 H-17
I-7 IC802 D-11 Q812 H-17
I-3 IC803 H-12
I-3 Q813 H-16
E-13 Q450 I-4 Q814 H-16
E-13 Q451 I-4 Q815 H-15
D-13 Q460 I-3 Q816 H-15
D-13 Q461 I-4 Q817 H-14
D-13 Q470 H-6 Q818 H-13
G-17 Q471 H-6 Q819 H-13
G-16 Q472 H-7 Q820 H-12
G-15 Q473 H-6
G-14 Q474 H-5