User's Manual
 10
1.  Considering the battery's self-discharge characteristics, fully charge the battery prior 
to long time storage, to avoid battery damage due to over-discharge. 
2.  Recharge the battery after 6 months’ storage, to avoid reducing battery capacity due 
to over-discharge.   
3.  Notice the ambient humidity and temperature for the battery storage. Please store it in 
cool dry area under room temperature, to reduce self-discharge capacity. 
Charging the Battery 
When the radio top LED flashes red and three beeps sound every 10 seconds indicating 
the battery power runs low, please recharge the battery. 
You are recommended to use Quantun authorized charger. Charger LED will indicate the 
charging status. 
Please follow these steps to charge your radio using the switching power adapter 
or desktop charger:   
1.  Plug the AC connector of the switching power adapter into the AC outlet socket.   
2.  Plug the DC connector of the switching power adapter into the DC jack of the radio or 
charger. 
3.  Place the radio with the battery attached in the charger when the charger indicator 
glows green to indicate the power supplies normally. (Please skip this step if you don’t 










