WARNING! POTENTIAL HIGH VOLTAGE! USE INSULATION!

Unplug marked connectors. USB tape has a little lever on the side opposite to the tape. Lift it to easily remove the tape without risking damage to it. USB box slides vertically (picture orientation) and can be removed easily.

Carefully peel of the tape from metal shielding and also from under the black insulator.

Unscrew 4 screws holding the control unit and PSU and unplug the display tape. It has two springs holding it.

Spray the control panel connector with the contact cleaning spray and gently brush it to remove corrosion. To the same with tape side.