Printed Wiring Board - Main Board (Side B) - Sony NW-E50 Service Manual

NW-E50/E70
4-6. PRINTED WIRING BOARD – MAIN (SIDE B) –
1 2
MAIN BOARD
A
(SIDE B)
B
C
D
R
J301
E
COM
F
G
:Uses unleaded solder.
3 4 5
4 3
IC502
E
1
5
Nx
E
S
E
2
2 1
1
R534
3 4
IC505
3 4
1
IC510
CN401
2
L
A
DISPLAY
BOARD
CN402
(Page 10)
6 7
VOLUME VOLUME
+
-
IC501
3 2
4 1
3 1
IC504
4 5
2
1
4
3
3
4
E
C512
5 1
23
IC700
24
DRY
BATTERY
SIZE "AAA"
(IEC DESIGNATION LR03)
1PC, 1.5V
14 14
8 9 10
HOLD.
OFF ON
S
5
1
4
3
E
IC500
3
4
S
4
3
1
2
5
1
• Semiconductor Location
Ref. No. Location Ref. No.
D501 B-8 IC509
D502 C-10 IC510
D503 D-10 IC700
D504 C-8
Q460
IC500 E-10 Q500
IC501 B-5 Q501
IC502 B-5 Q502
IC503 C-8 Q503
IC504 B-6 Q504
IC505 D-5 Q505
IC506 C-11 Q506
IC507 E-9 Q507
IC508 D-6
11
5
CN400
1
5
1
3 4
Location
B-4
D-3
E-7
D-4
C-8
D-9
C-5
D-10
B-5
E-8
D-5
C-5