User Manual Part 1

User’s Manual 12
2.3.1 Installing / Replacing the Battery Pack
To remove and install the battery
1. Press and release the POWER button to suspend the mobile computer
2. If the Mobile Computer has a hand-strap, detach and loosen the hand-strap
3. Rotate the latches to the open position and remove the battery cover
Figure 2-8 Installing / Replacing the Main Battery
4. Align the battery contacts and insert the battery
5. Reassemble the battery cover and Rotate the latches to the closed position
2.3.2 Charging the Battery Pack with a Power Adapter
Using a RS232/Charging Cable or USB/Charging Cable
1. Plug in the RS232/Charging cable or the USB/Charging cable to the PT-90
2. Connect the AC adapter to the cable’s power jack and an electrical outlet.
Figure 2-9 Supplying Power
Notes:
 When charging the battery pack, the Power LED on the Mobile computer is
Red.
 When the battery pack is fully charged, the Power LED turns to green.