User`s manual
Preface 
About This Manual 
This manual explains how to install, operate and maintain the HT650 Rugged Enterprise 
Terminal. 
No part of this publication may be reproduced or used in any form, or by any electrical or 
mechanical means, without permission in writing from the manufacturer. This includes 
electronic or mechanical means, such as photocopying, recording, or information storage and 
retrieval systems. The material in this manual is subject to change without notice. 
© Copyright 2012 Unitech Electronics Co., Ltd. All rights reserved. 
Unitech global website address: http:\\www.unitech-adc.com 
Bluetooth is a registered trademark of Bluetooth SIG. 
Microsoft, Windows and ActiveSync are either 
registered trademarks or trademarks of Microsoft 
Corporation. Other product names mentioned in this 
manual may be trademarks or Registered 
trademarks of their respective companies and are 
hereby acknowledged. 
Unitech is a member of Oracle Embedded Software 
Licensing Program. 
Regulatory Compliance Statements 
FCC Warning Statement 
This equipment has been tested and found to comply with the limits for a Class B digital device, 
pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection 
against harmful interference in a residential installation. This equipment generates, uses and 
can radiate radio frequency energy and, if not installed and used in accordance with the 
instructions, may cause harmful interference to radio communications. However, there is no 
guarantee that interference will not occur in a particular installation. If this equipment does 
cause harmful interference to radio or television reception, which can be determined by turning 
the equipment off and on, the user is encouraged to try to correct the interference by one or 
more of the following measures: 
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