3. Remove the WLAN module (4) by pulling the module away from the slot at an angle.
NOTE: WLAN modules are designed with a notch (5) to prevent incorrect installation.
Reverse this procedure to install the WLAN module.
Switch cover
Description Spare part number
Switch cover (includes LED board and cable) 495073-001
Before removing the switch cover, 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 45).
5. Remove the keyboard (see
Keyboard on page 56).
Remove the switch cover:
1. Turn the computer upside down, with the front toward you.
Component replacement procedures 69
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