HP CQ5110F - Presario - 3 GB RAM Technical Information PDF herunterladen (Seite 54)

RTC battery

Description Spare part number

RTC battery 449137-001

Before removing the RTC battery, follow these steps:

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.

Disconnect all external devices connected to the computer.

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.

Remove the battery (see

Battery on page 40).

Hard drive cover (see

Hard drive on page 50)

Remove the RTC battery:

Turn the system board upside down.

2. Release the RTC battery from the clips on the system board (1).

3. Remove the RTC battery (2).

Reverse this procedure to install the RTC battery.

44 Chapter 4 Removal and replacement procedures

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HP CQ5110F - Presario - 3 GB RAM Technical Information Seite 54