Printed Wiring Board - Main Board (Side B) - Sony NW-E305 Service Manual

NW-E305/E307
4-3. PRINTED WIRING BOARD – MAIN BOARD (SIDE B) –
1 2
A
MAIN BOARD (SIDE B)
B
C
33
34
IC301
D
44
1
E
F
G
NW-E305/E307
:Uses unleaded solder.
3 4 5
23
22
IC461
12
11
4 3
5 1
4
1
CN301
HEADPHONE
B
BOARD
CN351
(Page 23)
6 7 8
S
E
IC450
∗
CSP
(Chip Size Package)
IC508
1 2
4 3
E
18 18
9 10 11
IC400
∗
CSP
(Chip Size Package)
S710
(RESET)
E
1-868-355-
12
12
(12)
• Semiconductor
Location
Ref. No. Location
IC301 D-3
IC400 D-10
IC450 D-7
IC461 D-5
IC508 F-8
IC509 E-4
Q501 B-8
Q502 B-7
Q506 F-9
Q507 F-8