Removal and replacement procedures
Maintenance and Service Guide 4–59
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 “Battery” on page 4-7).
5. Remove the following components:
a. Bluetooth module (see “Bluetooth module” on page 4-9)
b. Mass storage device (see “Mass storage device” on page 4-11)
c. Optical drive (see “Optical drive” on page 4-23)
d. Keyboard (see “Keyboard” on page 4-25)
e. Switch cover (see “Switch cover” on page 4-33)
f. Palm rest (see “Palm rest” on page 4-36)
g. TouchPad (see “TouchPad” on page 4-38)
h. Display assembly (see “Display assembly” on page 4-45)
Description Spare part number
For use only with HP Compaq 6545b computer models equipped with a pointing stick 583271-001
For use only with HP Compaq 6545b computer models not equipped with a pointing stick 583272-001
For use only with HP Compaq 6540b computer models equipped with a pointing stick 593862-001
For use only with HP Compaq 6540b computer models not equipped with a pointing stick 593863-001
For use only with HP Compaq 6445b computer models equipped with a pointing stick 583273-001
For use only with HP Compaq 6545b computer models not equipped with a pointing stick 583274-001
For use only with HP Compaq 6440b computer models equipped with a pointing stick 593864-001
For use only with HP Compaq 6540b computer models not equipped with a pointing stick 593865-001
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