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LED Diagnostic Code Troubleshooting Guide

Please use the following troubleshooting guide to diagnose problems with an LED Diagnostic Code on Intellicode-equipped Genie garage door opener safety beam sensors. If you are still experiencing problems, please call Customer Service at 800-849-3998, 9am-5pm Pacific Time Mon-Fri. or email us.

Transmitter	Receiver	Operating Condition
On (Constant)	On (Constant)	Normal operation
Off	Off	Motor head not powered Wiring from motor head defective
Off	On (Constant)	Wiring to STB transmitter missing or defective
2 Flashes, Pause (Repeat)	On (Constant)	Infrared beam not aligned Infrared beam obstructed STB receiver defective
2 Flashes, Pause (Repeat)	Off	Wiring to STB receiver missing or defective STB receiver defective
3 Flashes, Pause (Repeat)	On (Constant)	STB receiver interference
4 Flashes, Pause (Repeat)	On (Constant)	STB transmitter not sending pulses

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