MANUAL (T RA NSL A TION)
RAY- LG 35X X
Page 13
RAY-LG 35XX
Version: 1.0
Troubleshooting
Emitter (Tx)
Receiver (Rx)
Action
LED off
LED off
▪
Check electrical connections.
▪
Check supply voltage of the door controller.
LED off
LED red
▪
Check the connection of the synchronization cable.
LED green
LED always green
(also, when
interrupted)
▪
Make sure the sensor edges are not mounted
close to any shiny or reflective surface.
▪
Restart the system.
LED on/off
LED on/off
(flickering red)
▪
Check power supply.
▪
Check connections.
LED green
LED on/off, min. 100ms
off (red, slow blinking)
▪
Make sure the protective field is clear of interruption
▪
Check the alignment of the light curtain
▪
Clean elements.
LED on
LED switching
between red
(interrupted) and
green (free), sporadically
flickering
▪
Make sure the protective field is clear of interruption
▪
Clean the elements
▪
Make sure that the cables and sensor bars are located
away from sources of electromagnetic interference.
▪
Ensure that the emitter and receiver are correctly
aligned and remain so during door closure (e.g. that
vibrations do not cause edges to become misaligned).
▪
Restart the system.
LED green
LED always red
▪
Make sure the protective field is clear of interruption.
▪
Reopen the door completely.
▪
Clean the elements.
▪
Check the alignment of the light curtain.
▪
Check that the test input is connected to the test output
signal of the door control unit and that the signal level
and logic (HIGH/LOW) are correct. If the test input is not
used, connect it permanently to USP.
▪
Measure the U
SP
voltage.
▪
Restart the system.
LED off
LED on/off, min. 100ms
off (red, slow blinking)
▪
Check the connection of the synchronization cable.
LED green
LED on/off (red, fast
blinking, 5 Hz)
▪
Internal error occurred
▪
Restart the system.
▪
Replace Rx edge.
