User Guide

4 Replacement Procedures 4.20 System board
4
4.20 System board
CAUTION: 1. When handling the system board, always hold by the edges. Do not touch
the printed circuit face.
2. If replacing with a new system board, execute the subtest01 Initial
configuration in section 3.3 “Setting of the hardware configuration”. Also
update with the latest BIOS as described in Appendix G “BIOS Rewrite
Procedures” and with the latest EC/KBC as described in Appendix H
“EC/KBC Rewrite Procedures”.
Removing the system board
The following describes the procedure for removing the system board (See Figure 4-41).
1. Disconnect the speaker (L) cable from the connector CN6002 on the system board.
2. Turning up the insulator (covering on 1 screw), remove the following screws
securing the system board and remove the system board.
• M2.5×4.0B FLAT BIND screw x3
M2.5x4.0B FLAT BIND
S
p
eaker
(
L
)
cable
CN6002
PC card e
j
ect button
Insulator
M2.5x4.0B FLAT BIND
Figure 4-41 Removing the system board
QOSMIO G10 Maintenance Manual (960-497) 4-61