Top Cover - HP 540 - Notebook PC Maintenance And Service Manual

Top cover

NOTE: The top cover includes the TouchPad board and cable, and the TouchPad button board and
cable.
Description
Top cover
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
5. Remove the following components:
a.
b.
c.
d.
e.
f.
g.
Remove the top cover:
1. Turn the computer upside down, with the front toward you.
58 Chapter 4 Removal and replacement procedures
Battery on page
Hard drive (see Hard drive on page
Optical drive (see Optical drive on page
Keyboard (see Switch cover and keyboard on page
Switch cover (see Switch cover and keyboard on page
Speaker (see Speaker on page
Display lid switch module (see
Display assembly (see
37).
38)
45)
51)
Display lid switch module on page
Display assembly on page
Spare part number
500002-001
47)
47)
52)
53)