Top cover
Description Spare part number
Top cover 486283-001
Before removing the top 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 48).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 54)
b. Optical drive (see
Optical drive on page 57)
c. Keyboard (see
Switch cover on page 67)
d. Switch cover (see
Switch cover on page 67)
e. Display assembly (see
Display assembly on page 76)
Remove the top cover:
1. Turn the computer upside down, with the front toward you.
2. Remove the two rubber screw covers (1) and the seven Torx T8M2.5×9.0 screws (2) that secure
the top cover to the computer. The rubber screw covers are available in the Rubber Kit, spare part
number 486293-001.
Component replacement procedures 83
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