Compaq 435 Maintenance and Service Guide - Page 64

Top cover, the defective top cover and installed on the replacement top cover

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Top cover NOTE: The top cover spare part kit includes the TouchPad and TouchPad cable. Description In pewter finish for use with all computer models In charcoal gray finish for use only with Compaq 435 and Compaq 436 computer models Spare part number 646667-001 645963-001 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 43), and then remove the following components: ● Memory module/wireless module compartment cover (see WLAN module on page 44) ● Hard drive (see Hard drive on page 48) ● Keyboard (see Keyboard on page 53) NOTE: When replacing the top cover, be sure that the following components are removed from the defective top cover and installed on the replacement top cover: ● Power button board and cable (see Power button board on page 60) ● TouchPad button board and cable (see TouchPad button board on page 61) Remove the top cover: 1. Close the computer. 2. Turn the computer upside down, with the front toward you. 56 Chapter 4 Removal and replacement procedures

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Top cover
NOTE:
The top cover spare part kit includes the TouchPad and TouchPad cable.
Description
Spare part number
In pewter finish for use with all computer models
646667-001
In charcoal gray finish for use only with Compaq 435 and Compaq 436 computer models
645963-001
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
43
), and then remove the following components:
●
Memory module/wireless module compartment cover (see
WLAN module
on page
44
)
●
Hard drive (see
Hard drive
on page
48
)
●
Keyboard (see
Keyboard
on page
53
)
NOTE:
When replacing the top cover, be sure that the following components are removed from
the defective top cover and installed on the replacement top cover:
●
Power button board and cable (see
Power button board
on page
60
)
●
TouchPad button board and cable (see
TouchPad button board
on page
61
)
Remove the top cover:
1.
Close the computer.
2.
Turn the computer upside down, with the front toward you.
56
Chapter 4
Removal and replacement procedures