Dell XPS 15 L521X Owners Manual - Page 57

Replacing the System Board, Procedure, on the connector latches to secure the cables.

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Replacing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in "Before You Begin" on page 8. After working inside your computer, follow the instructions in "After Working Inside Your Computer" on page 10. For additional safety best practices information, see the Regulatory Compliance Homepage at dell.com/regulatory_compliance. Procedure 1 Replace the primary memory-module by following the instructions from step 1 to step 2 in "Replacing the Memory Module(s)" on page 25. 2 Turn the system-board assembly over. 3 Slide the system-board ports under the tab and into the slots on the palm-rest assembly. 4 Align the screw holes on the system-board assembly with the screw holes on the palm-rest assembly. NOTE: Ensure that no cables are under the system-board assembly. 5 Replace the screws that secure the system-board assembly to the palm-rest assembly. 6 Slide the I/O-board cable, keyboard cable, keyboard-backlight cable, touchpad cable, and power/battery status-light cable into their connectors and press down on the connector latches to secure the cables. 7 Connect the display cable, speaker cable, coin-cell-battery cable, I/O-board grounding cable, and camera cable to the system board. 8 Route the antenna cables through the routing guides on the system-board assembly. 9 Adhere the mylar to the system-board assembly. Replacing the System Board | 57

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Replacing the System Board± ±
WARNING:
Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 8. After working inside your computer, follow the instructions in
"After Working Inside Your Computer" on page 10. For additional safety best
practices information, see the Regulatory Compliance Homepage at
dell.com/regulatory_compliance.
Procedure
1
Replace the primary memory-module by following the instructions from
step 1 to step 2 in "Replacing the Memory Module(s)" on page 25.
2
Turn the system-board assembly over.
3
Slide the system-board ports under the tab and into the slots on the
palm-rest assembly.
4
Align the screw holes on the system-board assembly with the screw holes on the
palm-rest assembly.
NOTE:
Ensure that no cables are under the system-board assembly.
5
Replace the screws that secure the system-board assembly to the
palm-rest assembly.
6
Slide the I/O-board cable, keyboard cable, keyboard-backlight cable, touchpad
cable, and power/battery status-light cable into their connectors and press down
on the connector latches to secure the cables.
7
Connect the display cable, speaker cable, coin-cell-battery cable, I/O-board
grounding cable, and camera cable to the system board.
8
Route the antenna cables through the routing guides on the system-board assembly.
9
Adhere the mylar to the system-board assembly.
Replacing the System Board
|
57