Replacement Procedures
4.13 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.
1. Disconnect the power from the system board (See Figure 4-25)
Figure 4-25 Disconnect the cable
2. Disconnect the speaker cable, USB cable from the connector on the system board.
3. Remove the following screws securing the system board and remove the system
3
Satellite A300 Maintenance Manual(960-Q08)
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