Before removing the switch cover and keyboard, 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 WWAN module compartment cover (see WWAN module on page 58).
6.Remove the expansion memory module compartment cover (see Expansion memory module on page 50).
7.Remove the hard drive bay cover (see Primary hard drive on page 55).
Remove the switch cover and keyboard:
1.Position the computer with the rear panel toward you.
2.Remove the Phillips PM2.5×6.0 screw (1) that secures the switch cover to the computer.
3.Loosen the five Phillips PM2.5×11.0 captive screws (2) that secure the keyboard to the computer.
4.Turn the computer
5.Open the display as far as possible.
Component replacement procedures 63
