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4–16 Maintenance and Service Guide
Removal and replacement procedures
Keyboard
Before removing the 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 4-7).
5. Remove the following components:
a. Hard drive (see “Hard drive” on page 4-8)
b. Memory module (see “Memory module” on page 4-10))
c. WLAN module (see “WLAN module” on page 4-12)
d. Optical drive (see “Optical drive” on page 4-14)
Remove the keyboard:
1. Turn the computer upside down, with the front toward you.
2. Remove the three Torx T8M2.0×6.0 screws that secure the keyboard to the computer.
Description Spare part number
For use in South Korea 493960-AD1
For use in Taiwan 493960-AB1
For use in Thailand 493960-281
For use in the United States 493960-001