HP (Hewlett-Packard) E0L73UAABA ユーザーズマニュアル

RTC battery (includes double-sided tape)

637193-001

Before removing the RTC battery, follow these steps:

Turn off 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.

Disconnect the power from the computer by unplugging the power cord from the computer.

Disconnect all external devices from the computer.

Remove the battery (see 

), and then remove the following components:

a. Optical drive (see 

)

b. Hard drive (see 

WLAN module (see 

d. Keyboard (see 

e. Top cover (see 

System board (see 

Remove the RTC battery:

Turn the system board upside down with the front toward you.

Disconnect the RTC battery cable (1) from the system board.

Component replacement procedures

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