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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 bottom cover (see
5.
Disconnect the battery cable from the system board (see
To remove the RTC battery:
▲
Disconnect the RTC battery cable from the system board (1), and then lift the RTC battery from the
computer (2).
NOTE:
Reverse this procedure to install the RTC battery.
Bottom cover on page
The RTC battery is secured with double-sided tape.
22).
Battery on page
23).
Component replacement procedures
Spare part number
857380-001
27
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