Faults
Display: "F" and code
Status
code
Fault description Measures for fault correction
No limit switch detected
(active at initial start-up).
Connect the limit switch to the control.
Check the limit switch connection cable.
Limit switch system has been changed without
resetting the control.
Reset the control via
menu "9.5".
Internal plausibility error. Release of failure with next command.
Triggering of force monitoring. Check the door mechanism for stiffness.
Crash detectors (X2.1 – X2.2) have been
activated.
Check crash detector or connection cable.
Reset error, Press STOP button for 3 seconds.
Terminals X6.1 – X6.2 are open.
Light curtain has been activated.
Check light curtain.
Check whether the connection cable is
connected.
Light curtain is defective.
Comply with the light curtain manufacturer's
specifications.
Check connection cable.
Controller fault.
Switch control off and on.
Replace control if necessary.
ROM error.
Switch control off and on.
Replace control if necessary.
CPU error.
Switch control off and on.
Replace control if necessary.
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