There are five LED indicators on the CTM-ONE wireless gateway.
LED | STATUS | DESCRIPTION |
|---|---|---|
Power |  | (solid) normal powered operation |
 | (flashing) standby mode | |
 | (off) Device has no power | |
SIM  | | (solid) Using SIM1 |
| (flashing) slot 1 selected, no SIM | |
 | (solid) Using SIM2 | |
 | (flashing) slot 2 selected, no SIM | |
| (off) Cellular connection disabled | |
Cellular  | | (solid) connected - good signal |
| (flashing) connected - poor signal | |
| (solid) not connected – good signal | |
| (flashing) not connected – poor signal | |
Wi-Fi  | | (solid) AP enabled – connected device |
| (flashing) AP enabled – no connected devices | |
| (off) AP disabled | |
GNSS  | | (solid) valid position fix |
| (flashing) no valid position fix | |
| (solid) dead reckoning mode |
