EDS94ARNExxxx EN 2.3 - 06/2014 L 103
9400 regenerative power supply module | Parameter setting
"CAN on board" system bus
LED status displays for the system bus
6.3 LED status displays for the system bus
The two upper LEDs "CAN-RUN" and "CAN-ERR" on the front panel of the device indicate
the CANopen state and signal CANopen errors.
[6-2] LED status displays CAN-RUN and CAN-ERR
The meaning is given in the below table:
LED status display Meaning
CAN-RUN CAN-ERR CANopen state CANopen error
Only CAN-ERR lit - Bus off
CAN-RUN and CAN-ERR flicker Automatic detection of baud rate is active.
CAN-RUN blinks every 0.2 s | CAN-ERR is off Pre-operational -
CAN-RUN blinks every 0.2 s | CAN-ERR blinks once, 1 s off Warning limit reached
CAN-RUN blinks every 0.2 s | CAN-ERR blinks twice, 1 s off Node guard event
Only CAN-RUN lit Operational -
CAN-RUN lit | CAN-ERR blinks once, 1 s off Warning limit reached
CAN-RUN lit | CAN-ERR blinks twice, 1 s off Node guard event
CAN-RUN lit | CAN-ERR blinks 3 times, 1 s off Sync message error
CAN-RUN blinks every 1 s | CAN-ERR is off Stopped -
CAN-RUN blinks every 1 s | CAN-ERR blinks once, 1 s off Warning limit reached
CAN-RUN blinks every 1 s | CAN-ERR blinks twice, 1 s off Node guard event