Palm-Rest And Keyboard Assembly - Dell Inspiron 16 7620 Service Manual

2-in-1
Table of Contents

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10. Connect the front-speaker cable to the system board.
11. Route the front-speaker cable through the routing guides on the system board.
12. Connect the battery cable to the system board.
13. Adhere the tape that secures the battery cable to the system board.
14. Connect the touchpad cable to the system board and close the latch.
15. Connect the keyboard cable to the system board and close the latch.
16. Connect the keyboard-backlight cable to the system board and close the latch.
17. Place the USB Type-C bracket on the system board.
18. Align the screw holes on the USB Type-C bracket to the screw holes on the system board.
19. Replace the two screws (M2x4) that secure the USB Type-C bracket to the system board.
20. Adhere the tape that covers the USB Type-C bracket.
21. Connect the display cable to the system board and close the latch.
22. Adhere the tape that secures the display-cable connector latch to the system board.
23. Close the right-display hinge and align the screw holes on the right-display hinge with the screw holes on the system board.
24. Replace the three screws (M2.5x4) that secure the right-display hinge to the palm-rest and keyboard assembly.
25. Connect the display-backlight cable to the system board and close the latch.
26. Adhere the tape that secures the display-backlight cable to the system board.
Next steps
1. Install the
display
board.
2. Install the
heat sink without discrete graphics
3. Install the
wireless
card.
4. Install the
2230 solid-state drive
5. Install the memory.
6. Install the
base
cover.
7. Follow the procedure in

Palm-rest and keyboard assembly

Removing the palm-rest and keyboard assembly
Prerequisites
1. Follow the procedure in
2. Remove the
base
cover.
3. Remove the
wireless
card.
4. Remove the
coin-cell
5. Remove the
side
speakers.
6. Remove the
front speakers (4-cell battery)
7. Remove the
4-cell battery (64 Wh)
8. Remove the fan.
9. Remove the
IO
board.
10. Remove the
power-button
11. Remove the
power
button.
12. Remove the
display
assembly.
13. Remove the
display
board.
14. Remove the
system
board.
NOTE:
The system board can be removed with the following components attached:
● heat sink
● memory
● solid-state drive
56
Removing and installing components
or
or
2280 solid-state
After working inside your
Before working inside your
battery.
or
front speakers (6-cell
or the
6-cell battery (87
board.
heat sink with discrete
graphics, whichever applicable.
drive, whichever applicable.
computer.
computer.
battery), whichever applicable.
Wh), whichever applicable.

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