Installation and operation manual
7.
Troubleshooting
Emitter (Tx)
Indication
No function, door open
Door open, free protective area
Receiver R defective?
Emitter E defective?
R & E defective? Loose connections?
Light curtain blocked?
= LED on
= LED off
© CEDES/May 2012
Green
Yellow Action
Check power supply / fuse
Check for possible obstruction/cause:
Replace receiver edge
Connect control unit, connect E / R-edge with protective earth
Remove obstruction
= LED flashing
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Receiver (Rx)
Proper installation
-
-
EMC-interference
Protective earth (PE)
-
-
Defect of control unit
Replace emitter edge
cegard/Max C/CM
0 ... 10 s
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