4. To install new teach pendant, thread cables through inlet, plug connectors into correct
positions, then mount aluminum cover into place.
5. Connect power and verify that teach pendant functions correctly.
See diagram: Schematic overview
5.3.4. Replacement of 48V power supply
Original Control Box
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 3.0
Handling ESD-sensitive parts
NOTE
Use the same procedure for power down and removing the aluminum cover
plates as in chapter, 3.2.1 Replacement of Motherboard 3.1 or 3.2.2 Replacement
of Safety Control Board
To replace 48V power supply in controller box:
1. Remove teach pendent cable – see previous section
2. Detach the controller box handle by removing the 2 screws holding it in place.
UR3 70 Service Manual
5.Service and Replacement of Parts
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