Introduction
Prerequisites
- Follow the procedure in Before working inside your computer.
Tools
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            Remove the two screws (M2.5x5) that secure the base cover to the palm-rest and keyboard assembly. 
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            New line. Loosen the two captive screws (M2.5x8.5+3.5) that secure the base cover to the palm-rest and keyboard assembly 
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            Loosen the four captive screws (M2.5x1.7+3.3) that secure the base cover to the palm-rest and keyboard assembly. 
 
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            Using your fingertips, pry open the base cover from the middle of the front edge of base cover, and then pry the left and right sides of the base cover. 
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            Lift the base cover off the palm-rest and keyboard assembly. 
 
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            Disconnect the battery cable from the system board. 
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            Turn your computer over and press the power button for 20 seconds to drain the flea power 
 
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            Remove the two screws (M2x4) that secure the rear I/O-cover to the palm-rest and keyboard assembly. 
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            Remove the two screws (M2.5x5) that secure the rear I/O-cover to the palm-rest and keyboard assembly. 
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            Disconnect the Tron light cable from the system board. 
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            Firmly grasp the sides of your computer with both hands and push the rubber feet on the rear I/O-cover outwards with yourthumbs to release the rear I/O-cover from the palm-rest and keyboard assembly. 
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            Slide the rear I/O-cover away from the palm-rest and keyboard assembly. 
 
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To reassemble your device, follow these instructions in reverse order.