Dell XPS 17 9720 Service Manual - Page 46

Palm-rest and keyboard assembly

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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. 7. Install the M.2 2280 solid-state drive in the SSD2 slot. 8. Install the M.2 2230 solid-state drive in the SSD1 slot. 9. Install the memory module. 10. Install the battery. 11. Install the base cover. 12. Follow the procedure in After working inside your computer. Palm-rest and keyboard assembly Palm-rest and keyboard assembly Prerequisites 1. Follow the procedure in Before working inside your computer. NOTE: The Service Tag of your computer is stored in the system board. Enter the Service Tag in the BIOS setup program after you replace the system board. NOTE: Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup program. Make the appropriate changes again after you replace the system board. NOTE: Before disconnecting the cables from the system board, note the location of the connectors so that you can reconnect the cables correctly after you replace the system board. 2. Remove the base cover. 3. Remove the battery. 4. Remove the memory module. 5. Remove the M.2 2230 solid-state drive from the SSD1 slot. 6. Remove the M.2 2280 solid-state drive from the SSD2 slot. 7. Remove the heat sink (for systems shipped with integrated graphics) or the heat sink (for systems shipped with discrete graphics). 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. 8. Remove the right fan. 9. Remove the left fan. 10. Remove the I/O board. 11. Remove the display assembly. 12. Remove the system board. 13. Remove the antennas. About this task The following image indicates the palm-rest and keyboard assembly and provides a visual representation of the removal procedure. 46 Removing and installing components

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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.
7.
Install the
M.2 2280 solid-state drive
in the SSD2 slot.
8.
Install the
M.2 2230 solid-state drive
in the SSD1 slot.
9.
Install the
memory module
.
10.
Install the
battery
.
11.
Install the
base cover
.
12.
Follow the procedure in
After working inside your computer
.
Palm-rest and keyboard assembly
Palm-rest and keyboard assembly
Prerequisites
1.
Follow the procedure in
Before working inside your computer
.
NOTE:
The Service Tag of your computer is stored in the system board. Enter the Service Tag in the BIOS setup
program after you replace the system board.
NOTE:
Replacing the system board removes any changes that you have made to the BIOS using the BIOS setup
program. Make the appropriate changes again after you replace the system board.
NOTE:
Before disconnecting the cables from the system board, note the location of the connectors so that you can
reconnect the cables correctly after you replace the system board.
2.
Remove the
base cover
.
3.
Remove the
battery
.
4.
Remove the
memory module
.
5.
Remove the
M.2 2230 solid-state drive
from the SSD1 slot.
6.
Remove the
M.2 2280 solid-state drive
from the SSD2 slot.
7.
Remove the
heat sink (for systems shipped with integrated graphics)
or the
heat sink (for systems shipped with discrete
graphics)
.
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.
8.
Remove the
right fan
.
9.
Remove the
left fan
.
10.
Remove the
I/O board
.
11.
Remove the
display assembly
.
12.
Remove the
system board
.
13.
Remove the
antennas
.
About this task
The following image indicates the palm-rest and keyboard assembly and provides a visual representation of the removal
procedure.
46
Removing and installing components