Dell G3 3579 G3 15 Service Manual - Page 56

Removing the power-button board, Prerequisites, Procedure, Gently peel

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33 Removing the power-button board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites Remove the base cover. Procedure 1 Open the latch and disconnect the display-assembly cable from the system board. 2 Note the routing of the display cable and remove the cable from its routing guides on the fan and palm rest and keyboard assembly. 3 Remove the three screws (M2.5x6) that secure the left hinge to palm rest and keyboard assembly. 4 Open the left hinge. 5 Open the latch and disconnect the power-button board cable from the I/O board. 6 Gently peel off the tape that secures the power-button board to the palm rest and keyboard assembly. 7 Remove the screw (M2x2) that secures the power-button board to the palm rest and keyboard assembly. 8 Release the power-button board from the tabs and lift the power-button board along with the cable off the palm rest and keyboard assembly. 56 Removing the power-button board

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Removing the power-button board
WARNING:
Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in
Before working inside your computer
. After working inside your computer, follow the instructions in
After working inside
your computer
. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/
regulatory_compliance
.
Prerequisites
Remove the
base cover
.
Procedure
1
Open the latch and disconnect the display-assembly cable from the system board.
2
Note the routing of the display cable and remove the cable from its routing guides on the fan and palm rest and keyboard assembly.
3
Remove the three screws (M2.5x6) that secure the left hinge to palm rest and keyboard assembly.
4
Open the left hinge.
5
Open the latch and disconnect the power-button board cable from the I/O board.
6
Gently peel
off
the tape that secures the power-button board to the palm rest and keyboard assembly.
7
Remove the screw (M2x2) that secures the power-button board to the palm rest and keyboard assembly.
8
Release the power-button board from the tabs and lift the power-button board along with the cable
off
the palm rest and keyboard
assembly.
33
56
Removing the power-button board