Universal Robots 2014350001, Service Manual, Page: 83 / 238

12. Reconnect the wires for the 48V power supply.
13. Reinstall controller module in reverse order attached all wire and mount the 4 bolts with
2,25 Nm.
14. Carefully put back the aluminum cover plate, making sure to mount it correctly and fix into
place with the screws.
15. Connect power and verify that teach pendant works properly.
5.3.7. Replacement of 12V power supply
WARNING
Before replacing ANY components inside the control box, it is IMPORTANT to do
a complete shutdown.
Follow the first 3 steps in section
Complete rebooting sequence.
When completing the following replacement, please follow the guidelines laid out in section
Handling ESD-sensitive parts
To replace 12V power supply in controller box
NOTE
Use the same procedure for power down and removing the aluminum cover plate
and cables for teach pendant as in chapter
Replacement of Teach Pendant
To replace the 12V power supply follow the same steps as for the procedure in chapter
Replacement of 48V power supply
Service Manual 77 UR5
5. Service and Replacement of parts
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