10
LED States
Service Status LED
LED Color
Status
Description
No light
Off, and the 
Power Button 
LED is also off
The device is powered off or otherwise is not getting 
power.
No light
Off; the Power 
Button LED is 
pulsing GREEN
The device is in low-power Standby mode. [See 
Power 
Management 
(page 59).
] This means the device is charging 
while connected to a computer, but the device is not 
connected to the network.
GREEN
Solid 
Slow blinking 
Intermittent 
blinking
The device is powered on but is not transmitting or 
receiving data.
The device is on and searching for a network, and does not 
have service.
The device is transmitting or receiving data. The blink rate 
is proportional to the data speed.
Power Button LED
LED Color
Status
Description
No Light
Off
The device is powered off or otherwise is not getting power.
BLUE
Solid
The device is powered on and roaming.
GREEN
Solid
Pulsing
The device is powered on and fully charged.
The device is in low-power Standby mode. [See 
Power 
Management 
(page 59).
]
Red
Blinking
The battery is critically low.
Amber
Solid
Pulsing
The battery is charging.
The device has an error. [See 
Troubleshooting 
(page 60).
]