7
Copyright 2011 Unitech Electronics Co., Ltd. All rights reserved. Unitech is a registered trademark of Unitech Electronics Co., Ltd.
5. Replace the battery compartment
cover by pushing down on the
tabs and sliding them back into
place as shown.
NOTE:
Make sure the battery compartment cover is securely closed, or you
may be unable to turn ON the terminal.
Charging the Battery
Before using the terminal for the first time, you need to charge it for about 16
hours. After that, you can charge the terminal for 4 hours to recharge the
battery to full capacity. Charge the terminal using the USB charging cable or
the docking station.
CAUTION:
Turn ON the backup battery switch before charging the battery.
Data you entered may not be properly stored until the built-in
backup battery has been adequately charged.
CAUTION!
Operating the terminal for the first time without the AC adapter, and
without fully charging the backup battery may result in loss of data
stored in RAM memory. When the main battery is removed, the
backup battery retains RAM data in memory for 2 hours. Please
fully charge the backup battery to avoid data loss in RAM memory.
1. Press and hold the release button on both sides of the USB charging
cable and connect it to the PA690 (1).
2. Plug the AC adapter cable into the power jack of the USB charging cable
(2).
