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Front LED board
Description Spare part number
Front LED board 453996-001
Before removing the front 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 37).
5.
Remove the following components:
a.
Hard drive (see
Hard drive on page 38)
b.
Optical drive (see
Optical drive on page 45)
c.
Keyboard (see
Keyboard on page 47)
d.
Switch cover (see
Switch cover on page 49)
e.
Display assembly (see
Display assembly on page 51)
f.
Top cover (see
Top cover on page 55)
Remove the front LED board:
1. Disconnect the front LED board cable (1) from the system board.
2. Remove the two Phillips PM2.0×3.0 screws (2) that secure the front LED board to the base enclosure.
60 Chapter 4 Removal and replacement procedures