HP EliteBook 820 G3 Notebook PC, HP EliteBook 828 G3 Notebook PC- Maintenance and Service Guide

Fingerprint reader assembly
Description Spare part number
Fingerprint reader assembly (includes cable, bracket, and bezel) 821693-001
Before removing the ngerprint reader assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 32).
5. Remove the battery (see Battery on page 35).
6. Remove the system board (see System board on page 49).
Remove the ngerprint reader assembly:
1. Remove the Phillips PM2.5x3.0 screw (1) that secures the bracket to the top cover.
2. Slide the bracket right, and then lift it o the top cover (2).
3. Disconnect the ngerprint reader board cable from the system board.
4. Remove the ngerprint reader board and cable assembly from the top cover (3).
Reverse this procedure to install the ngerprint reader assembly.
Component replacement procedures 55