All rights reserved 56 Servicemanual_UR3_en_rev3.1.2
3.2.5 Replacement of 48V power supply
Take care of ESD handling 3.2.1 Handling ESD-sensitive parts
How to replace 48V power supply in Controller box
Note: use the same procedure for power down and removing the aluminum covers as in
Chapter 3.2.2 Replacement of motherboard 3.1 and 3.2.3 Replacement of Safety Control Board (SCB)
1. Remove the handle on Controller box by loosen the 2 screws holding it.
2. Removes the black and orange wires for the energy eater/fan.