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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
NOTE: The modem module spare part kits include a modem module cable.
Description Spare part number
For use in all countries and regions except Australia and New Zealand 441074-001
For use only in Australia and New Zealand 441074-011
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 46).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 50)
b. Memory/WLAN module compartment cover (see
Expansion memory module on page 54)
c. Optical drive (see
Optical drive on page 60)
d. Keyboard (see
Keyboard on page 62)
e. Switch cover (see
Switch cover on page 68)
f. Fan (see
Fan on page 69)
90 Chapter 4 Removal and replacement procedures