Power Button With Fingerprint Reader; Removing The Power Button Board With Fingerprint Reader - Dell Precision 5470 Service Manual

11. Place the interposer board and connect the display FPC to the system board.
12. Replace the four (T5, M1.4x4) Torx screws that secure the display FPC holder and display FPC to the system board.
Next steps
1. Install the heat-sink for integrated graphics
2. Install the audio jack.
3. Install the right fan.
4. Install the left fan.
5. Install the battery.
6. Install the M.2 2230 solid state drive
7. Install the base cover.
8. Follow the procedure in

Power button with fingerprint reader

Removing the power button board with fingerprint reader

Prerequisites
1. Follow the procedure in
2. Remove the base cover.
3. Remove the M.2 2230 solid state drive
4. Remove the battery.
5. Remove the left fan.
6. Remove the right fan.
7. Remove the audio jack.
8. Remove the display assembly.
9. Remove the system board.
NOTE: The system board can be removed or installed together with the heat-sink attached. This simplifies the
procedure and avoids breaking the thermal bond between the system board and the heat-sink.
About this task
The figure indicates the location of the power button board with fingerprint reader and provides a visual representation of the
removal procedure.
56 Removing and installing components
or heat-sink for discrete
or M.2 2280 solid state
after working inside your
before working inside your
or M.2 2280 solid state
graphics.
drive.
computer.
computer.
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