Power Button With Fingerprint Reader; Removing The Power Button - Dell Precision 3470 Service Manual

6. Connect the touchpad cable to the system board and close the latch to secure the cable to the system board.
7. Connect the USH board cable to the system board and close the latch to secure the cable to the system board.
8. Connect the touch screen cable from the connector on the system board (for models shipped with a touch screen).
9. Connect IR camera cable from the connector on the system board (for models shipped with an IR camera).
10. Route the display and eDP/display cable through the routing guide on the system board.
11. Connect the eDP/display cable to the connector on the system board.
12. Connect the display cable to the connector on the system board.
13. Adhere the tape that secures the display cable to the system board.
14. Align the screw holes on the eDP/display cable bracket with the screw holes on the system board.
15. Replace the two (M2x3) screws that secure the eDP/display cable bracket to the system board.
Next steps
1. Install the heat sink.
2. Install the assembly inner
3. Install the battery.
4. Install the wireless card.
5. Install the 2280 solid-state drive
6. Install the base cover.
7. Install the microSD card.
8. Follow the procedure in

Power button with fingerprint reader

Removing the power button

Prerequisites
1. Follow the procedure in
2. Remove the microSD
3. Remove the base cover.
4. Remove the 2280 solid-state drive
5. Remove the memory modules.
6. Remove the battery.
7. Remove the wireless card.
8. Remove the heat sink
9. Remove the assembly inner
10. Remove the system board.
NOTE: The system board can be removed with the heat sink attached in order to simplify the procedure and preserve
the thermal bond between the system board and heat sink.
About this task
The following image indicates the location of the power-button board and provide a visual representation of the removal
procedure.
frame.
or 2230 solid-state
After working inside your
Before working inside your
card.
or 2230 solid-state
heat sink.
frame.
drive.
computer.
computer.
drive.
Removing and installing components 49