Compaq CQ50-139WM HP G50 Notebook PC and Compaq Presario CQ50 Notebook PC - Ma - Page 72

Top cover, Remove the top cover

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Top cover Description Top cover (includes TouchPad and TouchPad cable) Spare part number 486628-001 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 40). 5. Remove the following components: a. Optical drive (see Optical drive on page 41) b. Hard drive (see Hard drive on page 43) c. Keyboard (see Keyboard on page 52) d. Keyboard cover (see Keyboard cover on page 54) e. Display assembly (see Display assembly on page 57) Remove the top cover: 1. Turn the computer upside down, with the front toward you. 2. Loosen the four Phillips PM2.5×10.0 captive screws (1) that secure the top cover to the display enclosure. 3. Remove the two Phillips PM2.0×6.0 screws (2) and the two Phillips PM2.0×3.0 screws (3) that secure the top cover to the base enclosure. 4. Turn the computer right-side up, with the front toward you. 64 Chapter 4 Removal and replacement procedures

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Top cover
Description
Spare part number
Top cover (includes TouchPad and TouchPad cable)
486628-001
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
40
).
5.
Remove the following components:
a.
Optical drive (see
Optical drive
on page
41
)
b.
Hard drive (see
Hard drive
on page
43
)
c.
Keyboard (see
Keyboard
on page
52
)
d.
Keyboard cover (see
Keyboard cover
on page
54
)
e.
Display assembly (see
Display assembly
on page
57
)
Remove the top cover:
1.
Turn the computer upside down, with the front toward you.
2.
Loosen the four Phillips PM2.5×10.0 captive screws
(1)
that secure the top cover to the display
enclosure.
3.
Remove the two Phillips PM2.0×6.0 screws
(2)
and the two Phillips PM2.0×3.0 screws
(3)
that
secure the top cover to the base enclosure.
4.
Turn the computer right-side up, with the front toward you.
64
Chapter 4
Removal and replacement procedures