Alarm.com Flex IO® sensor - LED Patterns and Troubleshooting

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The following table displays what the red and yellow LEDs indicate on the Alarm.com Flex IO^®sensor.

State/Description	Red LED behavior	Yellow LED behavior
Device booting up	None	1 blink
Device reboot	None	None
Diagnostic mode (Bluetooth troubleshooting activated) For more information, see the signal strength table on Alarm.com Flex IO^®sensor - Installation Guide.	Signal strength indicator, repeats every 8 seconds Pattern based on signal strength. Rate of 1 blink per second. Note: This mode prevents any other pattern from displaying.	Signal strength indicator, repeats every 8 seconds Pattern based on signal strength. Rate of 1 blink per second. Note: This mode prevents any other pattern from displaying.
Device in idle mode	None	None
Device cell modem unable to connect to cell tower To troubleshoot, contact flexsupport@alarm.com.	2 blink, repeats every 2 seconds	None
Device cell modem/SIM not provisioned with carrier To troubleshoot, contact flexsupport@alarm.com. Device will likely need to be returned.	3 blink, repeats every 2 seconds	None
Device unable to connect to Alarm.com To troubleshoot, contact flexsupport@alarm.com.	4 blink, repeats every 2 seconds	None
Contact sensor opens If the device is not reliably reporting open/close events, confirm the magnet position setting matches the installation orientation.	None	2 blink
Contact sensor closes If the device is not reliably reporting open/close status, confirm the magnet position setting matches the installation positions.	None	2 blink
Battery door tamper	1 blink, repeats every 2 seconds	None
Device mount tamper	Alternate Red & Yellow (Red, Yellow, Red, Yellow, 5 second Pause, Repeat)	Alternate Red & Yellow (Red, Yellow, Red, Yellow, 5 second Pause, Repeat)
Device low battery	1 long Red blink (5 seconds) Will occur only following an open/close activation and will follow the normal yellow activity blinks.	None