Fingerprint reader board

NOTE: Fingerprint assembly spare part kits include cable, bracket, and screws.

Description

Spare part number

 

 

Fingerprint reader board for use in 4540s models

683485-001

 

 

Fingerprint reader board for use in 4440s/4441s models

683652-001

 

 

Before removing the fingerprint reader 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 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 42).

5.Remove the following components:

a.Bottom door (see Bottom door on page 44).

b.Keyboard (see Keyboard on page 56)

c.Top cover (see Top cover on page 67)

Remove the fingerprint reader board:

1.Position the top cover upside-down with the front toward you.

2.Remove the Phillips PM2.0×4.0 screw (1) that secures the fingerprint reader board bracket to the top cover.

3.Slide the bracket toward the bottom of the top cover (2), and then lift it off the top cover (3).

Component replacement procedures 75