57TROUBLESHOOTING AND FAQS
Problem Possible causes Possible solution
Battery will  
not charge
The battery or battery 
charger is damaged.
Contact the dealer 
where you purchased the 
equipment.
The phone’s temperature is 
below 32°F (0°C) or higher 
than 113°F (45°C).
1.   Move the battery to an 
environment where the 
temperature is within 
operating range.
2.   Allow time for the battery’s 
temperature to return to 
normal before attempting 
to charge again.
Poor contact between the 
battery and charger.
Check and clean all 
connectors to ensure good 
contact.
Unusually 
short battery 
life
Certain phone functions 
consume additional battery 
power, such as Bluetooth 
and HAC mode.
Disable Bluetooth and/or 
HAC mode if you are not 
using these functions.
Weak network signal.
Turn off the phone until you 
reach an area with a strong 
network signal.
Phone will not 
turn on
Battery is depleted. Charge the battery.