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RTC battery
Description
RTC battery
Before removing the RTC battery, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4.
Remove the battery cover and battery (see
5.
Remove the memory module/wireless module compartment cover (see
on page
Remove the RTC battery:
1.
Disconnect the RTC battery cable from the system board.
41).
Battery on page
34).
Component replacement procedures
Spare part number
581926-001
WLAN module
45
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