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LED Color Indication Possible cause Action
Status Green Normal operation Output voltage > 45 V. The radar
will operate regardless of any fault
or warning indication.
Green/
orange
fast
ashing
Wrong or no radar connected Output voltage 16 V to 45 V Check output voltage.
Orange Radar is o Output voltage 16 V to 45 V.
Typically the radar is given 30
seconds to prepare for shutdown.
• Check the J1
connector. The Park
signal should be
connected to V-.
• Replace the RI-50.
Red Radar is o Output voltage <16 V. Typically the
output is o.
Replace the RI-50.
Ethernet OFF RI-50 Ethernet is not used.
Fuse
In the rare event that the non-replaceable fuse blows on your RI-50 circuit board, the BLOWN FUSE LED will light up while
power is supplied to the RI-50. This indicates an internal fault, and you will need to replace your RI-50 unit.
¼ Note: A blown fuse indicates an internal fault with your RI-50. It does not indicate a fault with the external wiring to the
RI-50 or a fault with the radar pedestal.
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