Dell Inspiron 5490 Service Manual - Page 45

Installing the power-button board

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Steps 1. Remove the two screws (M2.5x5) that secure the right display hinge to the palm-rest and keyboard assembly. 2. Lift the right display hinge. 3. Lift the latch and disconnect the power-button cable from the system board. 4. Peel the adhesive tape above the power-button board. 5. Remove the two screws (M2x2) and the two screws (M2x3) that secure the power-button board to the palm-rest and keyboard assembly. 6. Lift the power-button board off the palm-rest and keyboard assembly. Installing the power-button board Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of power button and provides a visual representation of the installation procedure. Removing and installing components 45

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Steps
1.
Remove the two screws (M2.5x5) that secure the right display hinge to the palm-rest and keyboard assembly.
2.
Lift the right display hinge.
3.
Lift the latch and disconnect the power-button cable from the system board.
4.
Peel the adhesive tape above the power-button board.
5.
Remove the two screws (M2x2) and the two screws (M2x3) that secure the power-button board to the palm-rest and keyboard
assembly.
6.
Lift the power-button board off the palm-rest and keyboard assembly.
Installing the power-button board
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following image indicates the location of power button and provides a visual representation of the installation procedure.
Removing and installing components
45