Reverse this procedure to install the system board.
Power cable
Table
5-7 Power cable description and spare part number information
Description Spare part number
Power cable L70822-001
Before removing the power cable, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst unplugging the power cord from the AC outlet, and then
unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 22), and then remove the following components:
a. Battery (see Battery on page 24)
b. WLAN module (see WLAN module on page 25)
c. System board (see System board on page 40)
Remove the power cable:
1. Turn the system board upside down with the front toward you.
Component replacement procedures 43
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