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Top cover
NOTE: The top cover spare part kit includes the TouchPad board and cable, TouchPad button
board and cable, and TouchPad bracket.
Description Spare part number
For use only on computer models equipped with a fingerprint reader (includes fingerprint reader and
cable)
651375-001
For use only on computer models not equipped with a fingerprint reader 651374-001
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 41), and then remove the following components:
a. Service access cover (see
Service access cover on page 42.)
b. Base enclosure (see
Base enclosure on page 66.)
c. System board (see
System board on page 69.)
Remove the top cover:
1. Turn the computer upside down, with the front toward you.
2. Remove the wireless cables from the routing channels (1). Remove WLAN 1 and WWAN 5 from
the left channel (2). Remove WLAN 2 and WWAN 3 and 6 from the right channel (3).
3. Remove the two Phillips M2.0x7.0 screws (4) from the hinges.
Component replacement procedures 71