Sony NW-E99 - Printed Wiring Board - MAIN Board (Side A)

1313
NW-E99
NW-E99
IC461
*IC400
*IC450
*CSP
(Chip Size Package)
*CSP
(Chip Size Package)
IC301
1-862-328-
(31)
31
MAIN BOARD (SIDE A)
4-5. PRINTED WIRING BOARD – MAIN BOARD (SIDE A) –
:Uses unleaded solder.
• Semiconductor
Location
Ref. No. Location
D300 C-6
IC301 C-7
IC400 C-3
IC450 D-2
IC461 C-5
✩ IC400 (microcomputer) and IC450 (nor flash sram) on MAIN
board cannot be replaced individually.
Replace it with MAIN board assembly for service.