6. Remove the WLAN module (4) by pulling it away from the slot at an angle.
NOTE: WLAN modules are designed with a notch (5) to prevent incorrect installation into the
WLAN module slot.
Reverse this procedure to install a WLAN module.
TV tuner module
Description Spare part number
For use only in Europe, the Middle East, and Africa 448168-002
For use only in North America 448168-001
NTSC/ATSC compliant 448168-003
Before removing the TV tuner 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 36).
Remove the TV tuner module:
1.
Position the computer with the front toward you.
2. Loosen the two black Phillips PM2.0×5.0 captive screws (1) that secure the TV tuner module
compartment cover to the computer.
46 Chapter 4 Removal and replacement procedures