What do the LEDs on an RV50 Cell Modem Indicate?
LED | Color/Pattern | Meaning |
Power | Off | Insufficient power input (requires 7-36VDC) |
Solid Green | Sufficient power present | |
Green w/Amber Flash | Sufficient power present and modem has a GPS fix | |
Solid Red | *Standby mode | |
Flashing Green | When the reset button is held, indicates when to release the reset button for a soft reset | |
Flashing Red | When the reset button is held, indicates when to release the reset button for a full factory settings reset | |
Flashing Amber | When the reset button is held for 20+ seconds, indicates when to release the reset button to enter Recovery mode | |
Signal | Solid Green | Strong signal (equivalent to 4-5 bars) |
Solid Amber | Fair signal (equivalent to 2-3 bars) | |
Flashing Amber | Poor signal (equivalent to 1 bar) | |
Flashing Red | Inadequate signal | |
Network | Solid Green | Connected to 4G LTE network |
Solid Amber | Connected to 2G or 3G network | |
Flashing Green | In the process of connecting to a network | |
Flashing Red | No network available, attempting to retry connection | |
Flashing Red/Amber | Network Operator Switching is enabled, but modem cannot locate the required operator firmware | |
Activity | Flashing Green | Active data Rx/Tx in progress over WAN (or serial port for default settings) |
Flashing Red | Active data Rx/Tx in progress over serial port (not default setting) | |
Flashing Amber | Active data Rx/Tx in progress over both WAN and serial port (not default setting) | |
All LEDs | Cycling Green | Firmware update or network operator switching in progress |
Cycling Amber | ALEOS software update in progress | |
Solid Amber | ALEOS software update complete (power LED not Amber) | |
Cycling Red | Modem is in Recovery mode | |
*If this is observed in any legacy NexSens 3100-iSIC or SDL500C system it is recommended that the Low Voltage Standby Mode in the Services|Power Management section of ACEmanager be disabled to prevent communication interruption.