Grandstream ht-502 User Manual

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Grandstream Networks, Inc. 
HT-502 User Manual 
Page 4 of 32  
 
Firmware 1.0.0.77 
Last Updated:  1/2008
 
 
W
ELCOME
 
Thank you for purchasing Grandstream’s HT502, the affordable, feature rich Analog Telephone Adaptor. 
Grandstream HandyTone502 is a new addition to the popular HandyTone ATA product family. It features 
the rich audio quality, a broad range of voice codecs, and functionality of the HT502, including two (2) FXS 
ports each with independent SIP accounts. 
 
This manual will help you learn how to operate and manage your HandyTone502 Analog Telephone 
Adaptor and make the best use of its many upgraded features including simple and quick installation, 3-
way conferencing, and direct IP-IP Calling.  This HT502 is very easy to manage and configure, and is 
specifically designed to be an easy to use and affordable VoIP solution for both the residential user and the 
teleworker. 
 
 
 
Safety Compliances 
The HT502 phone complies with FCC/CE and various safety standards. The HT502 power adaptor is 
compliant with UL standard.  Only use the universal power adapter provided with the HT502 package.  The 
manufacturer’s warranty does not cover damages to the phone caused by unsupported power adaptors. 
 
Warranty 
If you purchased your HT502 from a reseller, please contact the company where you purchased your 
device for replacement, repair or refund.  If you purchased the product directly from Grandstream, contact 
your Grandstream Sales and Service Representative for a RMA (Return Materials Authorization) number 
before you return the product.  Grandstream reserves the right to remedy warranty policy without prior 
notification. 
 
Caution:
    Changes or modifications to this product not expressly approved by Grandstream, or operation 
of this product in any way other than as detailed by this User Manual, could void your manufacturer 
warranty
.  Please do not use a different power adaptor with the HT502 as it may cause damage to the 
products and void the manufacturer warranty. 
 
 
 
 
 
 
 
 
 
 
 
•  This document is contains links to Grandstream GUI Interfaces.  Please download these examples 
http://www.grandstream.com/user_manuals/GUI/GUI_HT502.rar
 for your reference. 
 
•  This document is subject to change without notice.  The latest electronic version of this user manual is 
available for download @:
 
http://www.grandstream.com/user_manuals/HT502_User_Manual.pdf
   
 
Reproduction or transmittal of the entire or any part, in any form or by any means, electronic or print, for 
any purpose is not permitted without the express written permission of Grandstream Networks, Inc.