ZyXEL Communications 841-25 User Manual
Prestige 841-25
VDSL Modem
User’s Guide
May 2004
Prestige 841-25 User’s Guide
Table of Contents
Table of Contents.............................................................................................................. 1
Copyright .......................................................................................................................... 2
Disclaimer......................................................................................................................... 2
Trademarks ....................................................................................................................... 2
CE-Mark Warning............................................................................................................. 2
FCC Statement.................................................................................................................. 2
Information for Canadian Users........................................................................................ 3
ZyXEL Limited Warranty................................................................................................. 3
Customer Support ............................................................................................................. 4
Syntax Conventions in this Guide..................................................................................... 5
About Your Prestige.......................................................................................................... 5
About VDSL ................................................................................................................. 5
Packaging List............................................................................................................... 5
Key Features ..................................................................................................................... 5
The Front Panel.................................................................................................................5
Description of LEDs ..................................................................................................... 6
The Rear Panel..................................................................................................................6
PHONE Port.................................................................................................................. 6
VDSL Port .................................................................................................................... 6
LAN 10/100M Port ....................................................................................................... 6
POWER 12V AC Port................................................................................................... 7
Turning the Prestige On ................................................................................................ 7
Troubleshooting ................................................................................................................ 7
Operating Environment..................................................................................................... 7
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Prestige 841-25 User’s Guide
Copyright
Copyright © 2004 by ZyXEL Communications Corporation.
The contents of this publication may not be reproduced in any part or as a whole, transcribed, stored in
a retrieval system, translated into any language, or transmitted in any form or by any means, electronic,
mechanical, magnetic, optical, chemical, photocopying, manual, or otherwise, without the prior written
permission of ZyXEL Communications Corporation.
Published by ZyXEL Communications Corporation. All rights reserved.
Disclaimer
ZyXEL does not assume any liability arising out of the application or use of any products, or software
described herein. Neither does it convey any license under its patent rights nor the patent rights of
others. ZyXEL further reserves the right to make changes in any products described herein without
notice. This publication is subject to change without notice.
Trademarks
Trademarks mentioned in this publication are used for identification purposes only and may be
properties of their respective owners.
CE-Mark Warning
In a domestic environment this product may cause radio interference in which case the user may be
required to take adequate measures.
FCC Statement
This device complies with Part 15 of FCC rules. Operation is subject to the following two conditions:
• This device may not cause harmful interference.
• This device must accept any interference received, including interference that may cause
undesired operations.
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 commercial environment. 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.
If this equipment does cause harmful interference to radio/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:
1. Reorient or relocate the receiving antenna.
2. Increase the separation between the equipment and the receiver.
3. Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
4. Consult the dealer or an experienced radio/TV technician for help.
Notice 1
Changes or modifications not expressly approved by the party responsible for compliance could void
the user's authority to operate the equipment.
Notice 2
Shielded RS-232 cables are required to be used to ensure compliance with FCC Part 15, and it is the
responsibility of the user to provide and use shielded RS-232 cables.
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