Disassembling Samsung Galaxy Ace Logic Board

Remove the battery cover and the battery

Remove the 7 silver screws with a Phillips #000 screw driver.

Lift gently the back cover from the screen assembly from the bottom.

Use a flat tweezer for take off the flexible on/off button from the frame.

Use a flat tweezer and take off gently Flexible volume button from the left side.

Do the same for the right side.

Lift the microphone from the logic board.

Lift the sensor/earpiece cable with the opening tool.

Don't force, you may damage the soldering.

Lift the logic board from the right side.

Use the removal tool to unplug the display cable from the logic board.

You can now separate the Logic board from the display assembly.

Use the removal tool to unclip the camera module from the Logic board.

Use the removal tool or a spudger to unplug speaker module cable

And separate the speaker module from Logic board.

Now you can work with the Logic board.