Read Sony NW-E73 Service Manual online
13
13
NW-E73
NW-E73
4-5. PRINTED WIRING BOARD – MAIN BOARD (SIDE A) –
:Uses unleaded solder.
MAIN BOARD
(SIDE A)
(11)
11
1-862-328-
C419
C301
R300
R303
FB100
C415
R719
C705
C704
*CSP
(Chip Size Package)
*CSP
(Chip Size Package)
1
2
A
B
C
D
E
F
G
3
4
5
6
7
8
9
10
11
*IC450
*IC400
IC461
IC301
C402
• Semiconductor
Location
Ref. No.
Location
D300
C-8
IC301
D-9
IC400
C-4
IC450
E-2
IC461
D-7
✩
IC400 (microcomputer) and IC450 (nor flash sram) on MAIN
board cannot be replaced individually.
Replace it with MAIN board assembly for service.
board cannot be replaced individually.
Replace it with MAIN board assembly for service.
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