Alarm.com Flex IO® sensor - LED Patterns and Troubleshooting
GoSafer Security Knowledge Base
This operational reference is organized for GoSafer Security customers and staff. Alarm.com product names are retained where required for technical accuracy.
Overview
The following table displays what the red and yellow LEDs indicate on the Alarm.com Flex IO® sensor.
| Platform | General / Device |
|---|---|
| Content type | Troubleshooting |
| Source last updated | 2023-11-15 |
Procedure
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 [Flex Io Booting Up]
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.
[Flex Io Signal Strength]
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.
[Flex Io Signal Strength]
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 [Flex Io Cell Modem Unable To Connect]
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 [Flex Io Cell Modem Sim Not Provisioned]
None
Device unable to connect to Alarm.com
To troubleshoot, contact flexsupport@alarm.com.
4 blink, repeats every 2 seconds [Flex Io Cell Modem Unable To Connect To Adc]
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 [Flex Io Status Change]
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 [Flex Io Status Change]
Battery door tamper
1 blink, repeats every 2 seconds [Flex Io Battery Door Tamper]
None
Device mount tamper
Alternate Red & Yellow
(Red, Yellow, Red, Yellow, 5 second Pause, Repeat) [Flex Io Mount Tamper]
Alternate Red & Yellow
(Red, Yellow, Red, Yellow, 5 second Pause, Repeat) [Flex Io Mount Tamper]
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. [Flex Io Low Battery]
None
Source and support
For GoSafer Security assistance, visit gosafersecurity.com.
Original Alarm.com reference: https://answers.alarm.com/Customer/Website_and_App/Cellular_Sensor/Alarm.com_Flex_IO_sensor/Alarm.com_Flex_IO_sensor_-_LED_Patterns_and_Troubleshooting
Always verify safety, installation, compatibility, and current UI details against the original manufacturer documentation before operational use.
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