Toshiba Tecra M1 Maintenance Manual page 292

4 Replacement Procedures
Removing the System Board/RTC Battery/DC-IN Jack
To remove the system board/RTC battery/DC-IN jack, follow the steps below and refer to figures
4-31 to 4-33.
1. Disconnect the sensor/switch board SUMI card from PJ1000 on the system board.
2. Disconnect the DC-IN cable from PJ8800 on the system board.
3. Disconnect the RTC battery cable from PJ1005 on the system board and remove the RTC
battery.
4. Remove the glass tape securing the USB cable. Then disconnect the USB cable from
PJ1004 on the system board.
5. Remove the glass tape securing the fan cable. Then disconnect the fan cable from PJ8770
on the system board.
Sensor/Switch board SUMI card
PJ8770
Glass tape
Fan cable
Figure 4-31 Removing the System board/RTC Battery/DC-IN Jack (1)
4-60
DC-IN cable
PJ1000
4.18 System Board/RTC Battery/DC-IN Jack
PJ8800
PJ1005
PJ1004
TECRA M1 Maintenance Manual (960-436)
RTC battery
USB cable
Glass tape