RTC battery

Description

Spare part number

 

 

RTC battery

641200-001

 

 

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 Battery on page 58).

5.Remove the bottom door (see Bottom door on page 64).

Remove the RTC battery:

1.Position the computer upside-down, with the front toward you.

2.Remove the battery from the slot as far as the attached cable will allow (1).

3.Disconnect the battery cable from the system board (2).

Reverse this procedure to install the RTC battery.

Component replacement procedures 71