HP EliteBook 700 Maintenance and Service Guide - Page 66

TouchPad button board, and then disconnect the NFC

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TouchPad button board Description TouchPad button board TouchPad button board w/NFC antenna Spare part number 821668-001 821667-001 Before removing the TouchPad button board, 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 unscrewing the power cord from the AC outlet, and then unscrewing the AC adapter from the computer. 4. Remove the bottom cover (see Bottom cover on page 33). 5. Remove the battery (see Battery on page 36). 6. Remove the system board (see System board on page 49). Remove the TouchPad button board: 1. Disconnect the cable from the TouchPad to the smart card reader board (1), and then disconnect the NFC antenna from the NFC module (2). 2. Lift the tape, and then remove the 3 Phillips PM2.5×3.0 screws (3) that secure the TouchPad button board to the top cover. 3. Lift the bottom of the TouchPad button board up, and then pull it forward to remove it from the slot (4). Reverse this procedure to install the TouchPad board. 56 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts

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TouchPad button board
Description
Spare part number
TouchPad button board
821668-001
TouchPad button board w/NFC antenna
821667-001
Before removing the TouchPad button board, 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
unscrewing the power cord from the AC outlet, and
then unscrewing the AC adapter from the computer.
4.
Remove the bottom cover (see
Bottom cover
on page
33
).
5.
Remove the battery (see
Battery
on page
36
).
6.
Remove the system board (see
System board
on page
49
).
Remove the TouchPad button board:
1.
Disconnect the cable from the TouchPad to the smart card reader board
(1)
, and then disconnect the NFC
antenna from the NFC module
(2)
.
2.
Lift the tape, and then remove the 3 Phillips PM2.5×3.0 screws
(3)
that secure the TouchPad button
board to the top cover.
3.
Lift the bottom of the TouchPad button board up, and then pull it forward to remove it from the slot
(4)
.
Reverse this procedure to install the TouchPad board.
56
Chapter 6
Removal and replacement procedures for Authorized Service Provider parts