4.
Remove the fan from the computer (4).
Reverse this procedure to install the fan assembly.
Fingerprint reader board
To remove the fingerprint reader board, use this procedure and illustration.
Table 5-11
Fingerprint reader board description and part number
Description
Spare part number
Fingerprint reader board (includes conductive tape)
M21724-001
Fingerprint reader board cable (included in Cable Kit)
M21713-001
Fingerprint reader board bracket (included in Bracket Kit)
M21715-001
Before removing the fingerprint reader board, follow these steps:
1.
Prepare the computer for disassembly (
Preparation for disassembly on page 30
2.
Remove the bottom cover (
).
3.
Disconnect the battery cable from the system board (see
).
Remove the fingerprint reader board:
1.
Disconnect the cable from the ZIF connector on the fingerprint reader board (1).
2.
Remove the Phillips M2.0 × 2.5 screw (2) that secures the fingerprint reader bracket to the computer,
and then remove the bracket (3).
42
Chapter 5 Removal and replacement procedures for authorized service provider parts
Summary of Contents for ProBook 450 G8
Page 4: ...iv Safety warning notice ...
Page 8: ...viii ...