Dell XPS 15 9520 Service Manual - Page 51

Palm-rest and keyboard assembly

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Steps 1. Place the LED board on the system board following the routing guide on the palm-rest and keyboard assembly. 2. Adhere the LED-board cable to the palm-rest and keyboard assembly. 3. Connect the LED-board cable to the system board and close the latch to secure the cable. Next steps 1. Install the speakers 2. Install the battery 3. Install the base cover. 4. Follow the procedure in After working inside your computer. Palm-rest and keyboard assembly Removing the palm-rest and keyboard assembly Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Remove the battery. 4. Remove the speakers. 5. Remove the memory. 6. Remove the solid state drive1. 7. Remove the solid state drive2. 8. Remove the heat sink. 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. 9. Remove the right fan. 10. Remove the left fan. 11. Remove the I/O daughter board. 12. Remove the display assembly. Removing and installing components 51

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Steps
1.
Place the LED board on the system board following the routing guide on the palm-rest and keyboard assembly.
2.
Adhere the LED-board cable to the palm-rest and keyboard assembly.
3.
Connect the LED-board cable to the system board and close the latch to secure the cable.
Next steps
1.
Install the
speakers
2.
Install the
battery
3.
Install the
base cover
.
4.
Follow the procedure in
After working inside your computer
.
Palm-rest and keyboard assembly
Removing the palm-rest and keyboard assembly
Prerequisites
1.
Follow the procedure in
Before working inside your computer
.
2.
Remove the
base cover
.
3.
Remove the
battery
.
4.
Remove the
speakers
.
5.
Remove the
memory
.
6.
Remove the
solid state drive1
.
7.
Remove the
solid state drive2
.
8.
Remove the
heat sink
.
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.
9.
Remove the
right fan
.
10.
Remove the
left fan
.
11.
Remove the
I/O daughter board
.
12.
Remove the
display assembly
.
Removing and installing components
51