3. The status LED
LED state
Meaning
Blinking blue
Connecting. If the LED keeps blinking blue, check network coverage.
Blinking green
Everything is OK: A connection has been made both to the LTE-M network and to two VE.Direct
devices.
Blinking green &
yellow
The device is connected to LTE-M, but only to one VE.Direct device: Check the cable &
power to the second VE.Direct device.
Blinking yellow
The device is connected to LTE-M, but not to a VE.Direct device: Check the cable & power
to the VE.Direct device.
Continuous red
The device detected a problem and will automatically reboot to try and rectify it.
Blinking purple
The device is updating its software. This process usually takes a few minutes.
GlobalLink 520
Page 3
The status LED
