Switch cover and keyboard
Description spare part numbers
Switch cover (includes button board and cable) 500001-001
Keyboards for use in the following countries or regions:
Brazil
499999-201 Taiwan 499999-AB1
Japan 499999-291 Thailand 499999-281
Korea 499999-AD1 The United States 499999-001
Latin America 499999–161
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 37).
Remove the switch cover and keyboard:
1. Remove the following screws:
(1) Two slotted Torx ST8M2.5×7.0 screws
(2) Two Torx T8M2.5×3.0 broad-head screws
Component replacement procedures 47
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