Troubleshooting
05.00|EVG 55|en
55
Behavior in case of malfunctions of the MCS-06 SCHUNK
controller
LEDs on Controller Do Not Light Up
Possible cause
Corrective action
No voltage connected
Check the power and logic voltage supplies on
the controller
Master (control unit) on the field bus is not
active
Check the master; reactivate fieldbus com-
munication if necessary
POW LED (Green) Does Not Light Up
Possible cause
Corrective action
No voltage connected
Check power supply on the controller
RDY LED (Green) Does Not Light Up
Possible cause
Corrective action
Incorrect air connections
Check connection
Logic voltage supply missing
Check the logic voltage supply on the control-
ler
ERR LED (Red) Flashing
NOTE
Troubleshooting; see the
Motion Control
document.
6.3
6.3.1
6.3.2
6.3.3
6.3.4