LG Tablet - LG G Pad 8.3 – Disassembling procedure – How to replace the mother board
Using a Philips #000 screwdriver, remove the 3mm screw in the SD card slot.
Insert a plastic opening tool in the small crevasse between the screen and the back.
Pry the screen away from the back panel.
Repeat this on each edge of the device.
We found it helpful to leave multiple plastic opening tools wedged in the crevasse to prevent it from closing.
This requires heavy force. The back of the device is attached with adhesive. If the back panel is too hard to remove, use the Opener.
After using the plastic opening tools, pry open the device with your hands, removing the back panel from the screen.
Remove the four 3 mm Phillips screws that hold down the speaker.
These screws are very small so make sure to keep track of them.
Use your fingers to remove the speaker.
With a Philips screwdriver #000 unscrew the 3mm screws at the corners of the battery.
Using a spudger or plastic opening tool, disconnect the ribbon cable from the right side of the device, where it is attached with adhesive.
These images use a metal spudger, which has the potential to damage the device. Use a plastic opening tool or standard spudger instead.
Use the Philips screwdriver #000 to remove the 3mm screws at the bottom of the tape.
Remove the yellow tape from the device.
Unhook the battery from where it is attached at the top of the device.
Unhook the small yellow ribbon on top of the motherboard.
Remove all the 3mm silver screws and the 2mm black screws on the motherboard and carefully lift it out of the device.
Use a plastic opening tool to lift the motherboard out of the device.
These images use a metal spudger, which has the potential to damage the device. Use a plastic opening tool or standard spudger instead.