HP 767470-A41 ユーザーズマニュアル

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RTC battery, HP 445 models
Description
Spare part number
RTC battery
759981-001
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 following components:
a.
Service doors (see 
b.
Hard drive (see 
)
c.
Optical drive (see 
)
d.
Keyboard (see 
)
e.
Top cover (see 
Remove the RTC battery:
1.
Using a flat tool, pry the battery out of the socket (1).
2.
Remove the battery from the socket (2).
Reverse this procedure to install the RTC battery.
Component replacement procedures
61