3
.
Remove the PC Card/audio board assembly
(3)
by pulling it away from the system board at an
angle.
Reverse this procedure to install the PC Card/audio board assembly.
Modem module
Description
Spare part number
Modem module (includes modem module cable)
443899-001
Before removing the modem module, 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
).
5
.
Remove the following components:
a
.
Hard drive (see
Hard drive on page 45
)
b
.
Memory/WLAN module compartment cover (see
Expansion memory module on page 49
)
c
.
Optical drive (see
Optical drive on page 54
)
d
.
Keyboard (see
Keyboard on page 56
)
e
.
Switch cover (see
Switch cover on page 62
)
f
.
Fan (see
Fan on page 63
)
g
.
Heat sink (see
Heat sink on page 64
)
Component replacement procedures 85