Dormakaba ED50 - Troubleshooting Chart, E Codes

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ED50/ED100/ED250 09-2021DL4617-003
dormakaba ED50/ED100/ED250 OHC Header
Setup and Troubleshooting Instructions
Appendix B
No. Display
Red
LED
Description Troubleshooting information messages
 ln  Off
Communication error, double
door system.
• No communication
between the two operators.
. Check communication cable connection at the two operators.
• Cable connects to the horizontal RJ  connector next to the user
interface. Check communication cable.
 ln  Off
Current measuring circuit.
• System could not
successfully perform
internal current measuring
test , performed once
every  hours.
• The initial current measuring test my not always be successfully
completed due to system tolerances and environmental conditions.
• The test may also fail, as an example, if someone uses the door while the
test is in progress.
 ln  Off
Braking circuit test.
• System could not
successfully perform
internal braking circuit
test , performed once
every  hours.
• The initial braking circuit test my not always be successfully completed
due to system tolerances and environmental conditions.
• The test also may fail, as an example, if someone uses the door manually
while the test is in progress.
• If the cyclical test fails ten times in a row, error message ln  will be
displayed.
 ln  Off
DCW communication.
• At least one registered
DCW device is missing.
. Reconnect the corresponding DCW device.
. If this is not possible, reactivate the drive. Reactivation can be done by:
• Switching program switch to Close (off).
• Pressing both  button keypad left
and right buttons greater
than s.
B.. Troubleshooting chart, information messages.
No. Display Red LED
• Description
Troubleshooting error codes
 E 
Flashing
 x
Locking device error.
• Operator is attempting to open
or close a locking device with
feedback, or a DCW locking
device. An error has occurred
during this process.
• Probable causes are a defective locking device or wiring defect.
. Check the locking device and feedback system.
 E 
Flashing
 x
DCW program switch is missing.
. Check the DCW program switch and its connections.
 E 
Flashing
 x
Safety sensor test error.
• Test of moving safety sensors
was unsuccessful.
• Factory setting level of "safety sensor test" parameter ST is ,
test off (Appendix A, Parameter detail).
• When ST is configured to installed safety sensors, a test signal is
sent to the sensors before each door opening or closing cycle.
Operator waits for a response within a certain time window.
• Check whether parameter ST has been configured to the
installed safety sensors and their active-high or active-low signal
level.
• Check for activation of the test at the safety sensors.
B.. Troubleshooting chart, "E" codes.
B. Troubleshooting chart, "E" codes