Dell Inspiron 15 3520, Service Manual

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Steps
1. Remove the six screws (M2x5) that secure the base cover to the palm-rest and keyboard assembly.
2. Loosen the two captive screws that secure the base cover to the palm-rest and keyboard assembly.
3. Using a plastic scribe, pry open the base cover from the recesses located in the U-shaped indents at the top edge of the
base cover near the hinges.
4. Lift the base cover off the palm-rest and keyboard assembly.
5. Disconnect the battery cable from the system board.
6. Press and hold the power button for five seconds to ground the computer and drain the flea power.
Installing the base cover
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following images indicate the location of the base cover and provide a visual representation of the installation procedure.
18 Removing and installing components