TouchPad button board
Description
Spare part number
TouchPad button board (includes keyboard bumper)
738407-001
Before removing the TouchPad button board, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
Battery on page 32
), and then remove the following components:
a.
Service door (see
Service door on page 33
)
b.
Hard drive (see
Hard drive on page 34
)
c.
Optical drive (see
Optical drive on page 36
)
d.
Keyboard (see
Keyboard on page 45
)
e.
Base enclosure (see
Base enclosure on page 55
)
f.
USB board (see
USB board on page 64
)
g.
System board (see
System board on page 69
)
h.
Smart card reader (see
Smart card reader on page 77
)
Remove the TouchPad button board:
1.
Turn the top cover upside down, with the front toward you.
2.
Remove the four screws
(1)
that secure the TouchPad button board to the top cover.
3.
Release one of the three retention hooks
(2)
that secure the TouchPad button board to the top
cover, and then release the tape from the top cover.
Component replacement procedures
79