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Remove the RTC battery:

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

2. Detach the RTC battery (2) from the top cover. (The RTC battery is attached to the top cover with

double-sided adhesive.)

3. Remove the RTC battery and cable.

Reverse this procedure to install the RTC battery.

Top cover

Description Spare part number

Top cover 730548-001

Before removing the top cover, follow these steps:

1. 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.

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

Component replacement procedures

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Enable-IT 820P Pro Especificaciones Pagina 77