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Power Button Board
Dell Inspiron M4040/14-N4050 Owner's Manual
Removing the Power Button Board
Replacing the Power Button Board
WARNING:
Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
CAUTION:
Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is
not covered by your warranty.
CAUTION:
To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal
surface (such as a connector on your computer).
CAUTION:
To help prevent damage to the system board, remove the main battery, see
Removing the Power Button Board
1. Follow the instructions in
Before You
2. Remove the battery. See
Removing the
3. Follow the instructions from
4. Turn the palm-rest assembly over.
5. Slide and remove the power-button board cable through the slot on the palm-rest assembly.
6. Remove the screw that secures the power button board to the palm rest.
7. Push and release the tabs that secure the power button board to the palm rest.
8. Lift the power button board along with its cable away from the palm rest.
1
tabs (2)
2
power button board
3
screw
Replacing the Power Button Board
1. Follow the instructions in
Before You
2. Slide the power button board under the tabs on the palm rest and align the screw hole on the power button board with the screw hole on the palm
rest.
3. Replace the screw that secures the power button board to the palm rest.
Begin.
Battery.
step 3
to
step 8
in
Removing the Palm-Rest
Begin.
Removing the
Battery, before working inside the computer.
Assembly.
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