GR-121 User GuideGR-121 User Guide
5
3: Light Indicators
Indicator Status Description
Power LED Bluesolidfor30sec Poweron
thenoff
Redashing Lowpower
Redsolid Lowpower,andwill
power-offsoon
Greenashing Batteryischarging
Greensolid Fullycharged
Blueashingslowly WIFISleeping
Wi Signal Bluesolid WIFIisactive
Blueashingtwice Linkedwithwirelessnetwork
LEDOff WIFISleeping
3G Signal Greenashing Connectingto2Gnetwork
Greenashingslowly Registeredto2Gnetwork
Greensolid Dataconnectionestablished/
transferringin2Gnetwork
Blueashing Connectingto3Gnetwork
Blueashingslowly Registeredto3Gnetwork
Bluesolid Dataconnectionestablished/
transferingin3Gnetwork
Blueandgreenashing Can’tregistertoanetwork,
cardisnotreadyorinvalid
PINcode
LEDOff Sleeping
Power Button (On / Off)
Pressandholdthenbuttonmorethan3secondstopower
on/off.
Pressthebuttonbrieytowake-upwheninsleepmode.
Micro USB Port
ThedevicewillchargewhenitisconnectedviaUSBcable.
AccesstheT-ashCardwhenitisconnected
viaUSBcable.
Power LED
Wi Signal
3G Signal
Power Button Micro USB Port