Dynamics Hong Kong Limited SUBMARINE Manuale Utente

 

 
 

SUBMARINE user manual 

4 

You need to insert the SIM card and charge the battery before using the 
phone. 

 

To extend the battery life of your device: 

1. Use the standard wall charger to charge the battery for the first time. 

2. During the first 3-4 charge cycles, charge the battery until the battery 

indicator on the display stops scrolling. 

3. Avoid partial charging. Also, wait for the battery to discharge 

completely before charging it again. 

4. Charge the battery using the USB cable only if the recommended wall 

charger isn’t readily available. 

5. Avoid keeping the device on vibrate mode. 

1.  Loosen the screw, hold the back cover and gently slide in upward 

direction to open. 

 

 

2.  If the battery is in the compartment, lift and pull it out in the direction 

of the arrow(shown below).