TouchPad LED board
Description Spare part number
TouchPad LED board (includes cable) 650477-001
Before removing the TouchPad LED board, 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 41), and then remove the following components:
a. Memory module/wireless module compartment cover (see
WLAN module on page 44)
b. Optical drive (see
Optical drive on page 52)
c. Hard drive (see
Hard drive on page 55)
d. Keyboard (see
Keyboard on page 57)
e. Top cover (see
Top cover on page 60)
Remove the TouchPad LED board and cable:
1. Turn the top cover upside down, with the top toward you.
2. Release the TouchPad board cable (1) and the TouchPad button board cable (2) from the
top cover. (The TouchPad board cable and the TouchPad button board cable are attached to the
top cover with double-sided tape.)
3. Remove the four Phillips PM2.0×4.0 screws (3) that secure the TouchPad button board to the
top cover.
Component replacement procedures
67
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