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HP Compaq Presario CQ71 Maintenance And Service Manual: Rtc Battery

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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 (see
5.
Remove the hard drive cover (see
Remove the RTC battery:
1.
Insert a flat nonconductive probe between the tabs (1) on the side of the RTC battery holder.
2.
Lift up to remove the RTC battery (2).
Battery on page
47).
Hard drive on page
Spare Part Number
449729–001
56).
Component replacement procedures
59

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