Replacement Procedures
4.14 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 cable from the system board (See Figure 4-25)
Power Cable
Figure 4-23 Disconnect the power cable
2. Disconnect the speaker cable, USB cable, FM CABLE, MDC CABLE and
BLUETOOTH CABLE from the connector on the system board.
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