Fingerprint Reader Board - HP ProBook 640 G1 Maintenance And Service Manual

Remove the power button board:
1. Turn the top cover upside down, with the front toward you.
2. Remove the two Phillips PM2.0×3.0 screws (1) that secure the power button board to the top cover.
3. Remove the power button board (2) and cable.
Reverse this procedure to install the power button board.

Fingerprint reader board

Description
Fingerprint reader board (includes cable and double-sided adhesive)
Before removing the fingerprint reader board, follow these steps:
1. Turn off 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
a. Service cover (see
b. Hard drive (see
c. Optical drive (see
d. Keyboard (see
e. Base enclosure (see
Battery on page 56), and then remove the following components:
Service cover on page
Hard drive on page 58)
Optical drive on page
Keyboard on page 72)
Base enclosure on page
57)
69)
82)
Spare part number
738394-001
Fingerprint reader board 87