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