HP Slate 7 Plus 4200US System Board Replacement

Turn off the tablet and disconnect the power and all external devices from the tablet.

Position the tablet with the display panel down and the right side toward you.

Carefully insert a plastic opening tool between the tablet cover and display panel assembly, separating the two components. The first insertion point should be between the power button and the volume buttons.

Slide the tool around the perimeter of the tablet until the edge of the cover is completely separated from the display panel assembly.

Pry open the back cover to take it off.

Disconnect the battery cables from the system board by desoldering them. See iFixit guide on how to solder.

Insert a nylon spudger between the battery and the display panel assembly. Carefully pry the battery up and remove it from its place.

Use tweezers to remove the black foam stickers from the front facing camera to expose the wiring.

Lift the camera out from system board and firmly pull the wire out from the connector.

Use the tweezers to remove the black foam stickers from the rear facing camera to expose the wiring.

Using tweezers, lift the camera out from system board.

Use tweezers to pull the wire out from the connector. Pull away from the connector, parallel to the tablet.

Remove the four screws from the motherboard using a Phillips 00 screwdriver.

Remove the two grey wires on the left and the four multicolored wires on the right by desoldering them. See iFixit guide on how to solder.

Disconnect the LCD wire from the connector by pulling away from the connector, parallel to the tablet.

Using tweezers, lift the system board and remove it.