Introdução
If you are experiencing a trackpad that is losing sensitivity, or does not work at all, then please follow the guide below on replacing the trackpad in your HP Elitebook 840 G5. This replacement guide requires only the opening tool and screwdriver listed. Please proceed with caution while replacing your trackpad, as the internal wiring has to be carefully unconnected during disassembly.
O que você precisa
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Use a Phillips #1 screwdriver to undo the five screws. The top three screws are 10 mm and the two side screws are 7 mm.
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Unscrew the bottom three screws using the same screwdriver.
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Turn computer so that the hinged side is facing up.
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Use the plastic opening tool to pry open the back plate.
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Drag the plastic opening tool along the edge from left to right and use a second opening tool to pry open the top right corner.
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Repeat the 3rd step for the other side.
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Repeat on Left and Right sides of the system. There are two points in the middle (on the left and right sides of the center screw) that will release with slight lifting pressure.
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Remove the 4mm screws that are fastened on the battery with your T9 Torx screwdriver.
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Using the Phillips #1 screwdriver, unscrew the five 2 mm long screws which are along the side of the track pad.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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