User's Manual
11
Chapter 1
3) Hold the mobile computer still and press the release button to unlock the battery 
cover. 
4) Slide off the battery cover. 
5) Use the stylus (or a sharp-pointed object, such as a pencil) to adjust the DIP 
switch to the ON position (top). Now the internal backup battery can be charged 
by the main battery. 
6) Insert the battery pack into the battery compartment at a proper angle (30°~45°) 
so that the metal contacts on the battery are met with the charging contacts 
inside the compartment. Make sure that the battery is snugly fit into the 
compartment. 
7) Slide the battery cover back onto the mobile computer until it clicks into place. 
8) If the battery is charged, the mobile computer turns on.   
If the mobile computer does not turn on, charge the battery. 
Note:  For a new battery, make sure it is fully charged before use. Always prepare a 
spare battery pack, especially when you are on the road. 
Figure 5: Installing the 
Main Battery 










