Main Page > Basic Trackers > FMB910 > FMB910 Manual > FMB910 LED status
This section is an explanation of LED indications on a FMB910 device.
Status LED Indications
| Status LED | State | Mode |
|---|---|---|
| 0.5s ON / 0.5s OFF | Sending to server (main or backup) | Normal mode |
| 1s ON / 2s OFF | GNSS fix | Normal mode |
| Always ON | No GNSS fix | Normal mode |
| OFF | Device is not working or Ultra deep sleep |
Device is not working or Ultra deep sleep mode |
| 0.025s ON / 1.975s OFF | Device is not working or Any sleep |
Device is not working or Other sleep modes |