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d.
Optical drive (see
Optical drive on page 57)
e. Hard drive (see
Hard drive on page 58)
f.
Fan (see
Fan on page 60)
g. WWAN module (see
WWAN module on page 61)
h. Modem module (see
Modem module on page 68)
i. Keyboard (see
Keyboard on page 69)
j. Base enclosure (see
Base enclosure on page 74)
k. System board (see
System board on page 79)
l. Top cover (see
Top cover on page 87)
Remove the function button board:
1. Position the top cover with the top edge toward you.
2.
Press down on the bottom edge (1) of the retention bracket, and then slide the top edge of the
bracket (2) out of the top cover.
NOTE: The retention bracket is included in the Bracket Kit, spare part number 651381-001.
3. Remove the Phillips PM2.0×3.6 screw (3) that secures the function button board to the top cover.
4. Remove the function button board (4) and cable.
Reverse this procedure to install the function button board.
90 Chapter 4 Removal and replacement procedures