Toshiba Satellite A50S Series - 4.15 System Board, DC-IN Jack, RTC Battery

4.15 System Board/DC-IN Jack/RTC Battery 4 Replacement Procedures
4.15 System Board/DC-IN Jack/RTC Battery
CAUTION: When handling the system board, always hold by the edges. Do not touch the
printed circuit face.
After replacing the system board with a new one, update the DMI information
as described Chapter 3. Also update with the latest BIOS as described in
Appendix G “BIOS/KBC/EC Update”.
Removing the system board/DC-IN jack/RTC battery
The following describes the procedure for removing the system board/DC-IN jack/RTC
battery (See Figure 4-32, 4-33).
1. Open insulators bundle the LAN harness, Modem harness and RTC battery.
2. Pull out the RTC battery from the RTC battery case.
Modem harness
LAN harness
RTC Battery Case
Figure 4-32 Opening the insulators
Satellite A50S/TECRA A3X Maintenance Manual (960-534) [CONFIDENTIAL] 4-47