Symptom  | Possible Cause  | Action  | 
|---|---|---|
During communication, no data transmitted, or transmitted data was incomplete.  | The device was removed from the cradle during communications.  | Replace the device in the cradle and retransmit the data.  | 
Incorrect cable configuration.  | Ensure that the correct cable configuration.  | |
The device has no active connection.  | An icon is visible in the status bar if a connection is currently active. Investigate why there is no active connection.  | |
USB/Ethernet module switch is not in the correct position.  | For Ethernet communication, slide the switch to the   | |
LEDs do not light when device or spare battery is inserted.  | The cradle is not receiving power.  | Ensure that the power cable is connected securely to the cradle and to AC power.  | 
The device is not seated firmly in the cradle.  | Remove and reinsert the device into the cradle, ensuring it is firmly seated.  | |
The spare battery is not seated firmly in the cradle.  | Remove and reinsert the spare battery into the charging slot, ensuring it is firmly seated.  | |
The device battery is not charging.  | The device was removed from the cradle or the cradle was unplugged from AC power too soon.  | Ensure that the cradle is receiving power. Ensure that the device is seated correctly. Confirm main battery is charging. The 4680 mAh battery fully charges in less than five hours.  | 
The battery is faulty.  | Verify that other batteries charge properly. If so, replace the faulty battery.  | |
The device is not fully seated in the cradle.  | Remove and reinsert the device into the cradle, ensuring it is firmly seated.  | |
Extreme battery temperature.  | The battery does not charge if the ambient temperature is below 0 °C (32 °F) or above 40 °C (104 °F).  | |
The spare battery is not charging.  | The battery is not fully seated in the charging slot.  | Remove and re-insert the spare battery in the cradle, ensuring it is firmly seated. The 4680 mAh battery fully charges in less than five hours.  | 
The battery is inserted incorrectly.  | Reinsert the battery so that the charging contacts on the battery align with the contacts on the cradle.  | |
The battery is faulty.  | Verify that other batteries charge properly. If so, replace the faulty battery.  |