HP ENVY 14-j100 Maintenance and Service Guide - Page 53

Fingerprint reader board

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4. Detach and remove the RTC battery (3) from the system board. (The RTC battery is secured to the system board with double-sided adhesive.) Reverse this procedure to install the RTC battery. Fingerprint reader board Description Spare part number Fingerprint reader board NOTE: The fingerprint reader board spare part kit does not include the fingerprint reader board bracket or fingerprint reader board cable. The fingerprint reader board bracket is available using spare part number 818116-001. The fingerprint reader board cable is available using spare part number 818107-001. 818089-001 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 bottom cover (see Bottom cover on page 28). 5. Remove the front speakers (see Front speakers on page 36). 6. Remove the battery (see Battery on page 38). Remove the fingerprint reader board: 1. Disconnect the battery cable from the system board. Component replacement procedures 43

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4.
Detach and remove the RTC battery
(3)
from the system board. (The RTC battery is secured to
the system board with double-sided adhesive.)
Reverse this procedure to install the RTC battery.
Fingerprint reader board
Description
Spare part number
Fingerprint reader board
NOTE:
The fingerprint reader board spare part kit does not include the fingerprint reader board
bracket or fingerprint reader board cable. The fingerprint reader board bracket is available using spare
part number 818116-001. The fingerprint reader board cable is available using spare part number
818107-001.
818089-001
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 bottom cover (see
Bottom cover
on page
28
).
5.
Remove the front speakers (see
Front speakers
on page
36
).
6.
Remove the battery (see
Battery
on page
38
).
Remove the fingerprint reader board:
1.
Disconnect the battery cable from the system board.
Component replacement procedures
43