4–32 Maintenance and Service Guide
Removal and replacement procedures
LED board cable
✎
The LED board cable is included with the keyboard cover, spare part number 577009-001.
Before removing the LED board cable, 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 4-7).
5. Remove the following components:
a. Switch cover (see “Switch cover” on page 4-21)
b. Keyboard cover (see “Keyboard cover” on page 4-23)
c. Keyboard (see “Keyboard” on page 4-27)
Remove the LED board cable:
1. Release the ZIF connector 1 to which the LED board cable is attached, and disconnect the LED board cable
from the system board.
2. Remove the LED board cable 2.
Reverse this procedure to install the LED board cable.
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