HP ProBook 6545b Maintenance And Service Manual page 108

Removal and replacement procedures
3. Turn the computer display-side up, with the front toward you.
4. Open the computer as far as possible.
5. Release the ZIF connector to which the LED board cable 1 is attached, and then disconnect the LED board
cable from the system board.
6. Lift the left and right sides of the switch cover 2 until it detaches from the computer.
7. Remove the switch cover.
Reverse this procedure to install the switch cover.
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