Universal Robots UR5 Service Manual page 68


Remove the 4 screws of the 2 holding brackets in the side of the mother board

Remove the 4 screws that fix the DVI connector and the RS232 connector.

The board can now be removed. There might be some glue on the back side of the mother board
that sticks to the aluminum. That means you have to use a little force to remove the mother board.

Replace Motherboard with new.

If controller is equipped with long-hole brackets, make sure to replace them with circular-hole
brackets. Tighten the 4 screws gently.

Insert the 6 cables in correct positions.

Re-install Flash card and RAM block.

Carefully put back the grey aluminum cover plate, make sure to mount it correct and fix it with the
5 screws.

Connect power and verify that teach pendant works properly.
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