Samsung Galaxy Express 3 Motherboard Replacement

Locate the indent area highlighted in red and use either your fingernail or a Prying Tool (such as a guitar pick) to separate the back from the body of the phone.

Once the cover is removed, locate the battery that reads "SAMSUNG."

Use either your fingernail or a Plastic Prying Tool (such as a guitar pick) to lift up the bottom indent of the battery.

Use a Plastic Prying Tool (such as a spudger) to pop out piece shown.

Detach the screen connector.

Use a blow dryer or heating pad to heat up the screen.

Use a Thin Plastic Tool (such as a guitar pick) or Plastic Prying Tool (such as a spudger) to lift out the glass digitizer and LCD screen around the edges.

Remove the nine screws with a Phillips #0 screwdriver.

Using a spudger to remove the black plastic pieces on the top and bottom of the screen.

Remove the one black screw located below the bottom plastic piece.

Use a spudger to slowly lift up the motherboard and remove it from the plastic frame.