LED Color Status Description
DP Off Electronics power supply outside the permissible tolerance range, NX is
not ready to run.
Green Continuous light CU_LINK is ready for communication and cyclic communication is run‐
ning.
Flashing light 0.5 Hz CU_LINK is ready for communication and no cyclic communication is
running.
Red Continuous light At least one CU_LINK fault is present.
CU_LINK not ready for operation (e.g. after switching on)
RESET button
The RESET button is on the front of the module under the cover.
Note
When the button is actuated, the locally connected drive systems are brought to a standstill
without feedback with the control. This means, the drive and control run asynchronously once
the drive has successfully ramped up.
Connectable components
11.1 NX10.3/NX15.3
NCU 1760
94 Equipment Manual, 02/2020, A5E45627861B AB