YZZHT502V2XATA

HT502 USER MANUAL Grandstream Networks, Inc. HT502 Dual FXS Port Analog Telephone Adaptor FIRMWARE VERSION 1.0.7.6 HT502 USER MANUAL Page 2 of 48 HT502 USER MANUAL INDEX GNU GPL INFORMATION........................................................................... 5 CHANGE LOG............................................................................................. 6 CHANGES FROM 1.0.6.8 USER MANUAL .......................................................................................... 6 WELCOME .................................................................................................. 7 SAFETY COMPLIANCES...................................................................................................................... 7 WARRANTY........................................................................................................................................... 7 CONNECT YOUR HT502 ............................................................................ 9 EQUIPMENT PACKAGING ................................................................................................................... 9 CONNECTING THE HT502................................................................................................................... 9 PRODUCT OVERVIEW ............................................................................. 12 SOFTWARE FEATURES OVERVIEW ................................................................................................ 12 HARDWARE SPECIFICATION............................................................................................................ 14 BASIC OPERATIONS ............................................................................... 15 UNDERSTANDING HT502 VOICE PROMPT ..................................................................................... 15 PLACING A PHONE CALL .................................................................................................................. 16 PHONE OR EXTENSION NUMBERS.......................................................................................... 16 DIRECT IP CALLS........................................................................................................................ 17 CALL HOLD ......................................................................................................................................... 18 CALL WAITING .................................................................................................................................... 18 CALL TRANSFER................................................................................................................................ 18 3-WAY CONFERENCING.................................................................................................................... 19 FAX SUPPORT .................................................................................................................................... 20 CALL FEATURES ..................................................................................... 21 CONFIGURATION GUIDE......................................................................... 23 CONFIGURING THE HT502 THROUGH VOICE PROMPTS ............................................................. 23 CONFIGURING THE HT502 VIA WEB BROWSER............................................................................ 24 ACCESS THE WEB CONFIGURATION MENU........................................................................... 24 IMPORTANT SETTINGS ..................................................................................................................... 25 NAT SETTINGS ............................................................................................................................ 25 DTMF METHODS......................................................................................................................... 26 PREFERRED VOCODER (CODEC)............................................................................................ 26 FIRMWARE VERSION 1.0.7.6 HT502 USER MANUAL Page 3 of 48 ADVANCED USER CONFIGURATION ............................................................................................... 30 SAVING THE CONFIGURATION CHANGES...................................................................................... 42 REBOOTING THE HT502 FROM REMOTE ....................................................................................... 43 CONFIGURATION THROUGH A CENTRAL SERVER ....................................................................... 43 SOFTWARE UPGRADE............................................................................ 44 FIRMWARE UPGRADE THROUGH TFTP/HTTP/HTTPS .................................................................. 44 CONFIGURATION FILE DOWNLOAD ................................................................................................ 45 FIRMWARE AND CONFIGURATION FILE PREFIX AND POSTFIX .................................................. 46 MANAGING FIRMWARE AND CONFIGURATION FILE DOWNLOAD .............................................. 46 RESTORE FACTORY DEFAULT SETTING .............................................. 47 FACTORY RESET ............................................................................................................................... 47 RESET BUTTON ................................................................................................................................. 47 IVR COMMAND ................................................................................................................................... 47 FIRMWARE VERSION 1.0.7.6 HT502 USER MANUAL Page 4 of 48 TABLE OF FIGURES HT502 User Manual FIGURE 1: CONNECTING THE HT502 ..................................................................................................... 10 FIGURE 2: HT502 CONNECTION DIAGRAM................................................................................…

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Grandstream Networks, INC Address: 5F, Bldg #1, No.2 Kefa Rd., Science & Technology Park, Shenzhen, China Phone: 0755-26014600 FAX : 0755-26014601 AGENCY AUTHORIZATION LETTER FCC ID: YZZHT502V2X Date:2012/11/09 To whom it may concern: We, the undersigned, hereby authorize ECMG to act on our behalf , as our agent ,in the following matters related to the FCC approval of our products: report submittal, related correspondence, the signing of all documents relating to the matters. and any other lawful activity necessary to obtain such certification. Any act carried out by ECMG within the scope of this authorization shall have the same effects as our own. This authorization shall expire 6 months from original date , if you have any question regarding the authorization , please don’t hesitate to contact us , thank you. Sincerely,

Grandstream Networks,INC. Date: 2012/11/09 Federal communications commission Authorization and Evaluation Division FCC ID: YZZHT502V2X Confidentiality Request Pursuant to section 0.457 and 0.459 of the commission’s rules, the applicant hereby requests confidential treatment of information accompanying this application as outline below: Schematics YZZHT502V2X _ Schematics.pdf Block diagram YZZHT502V2X _ Block diagram.pdf Operational description YZZHT502V2X _ Operational description.pdf The above materials contain trade secrets and proprietary information not customarily released to the public, the public disclosure of these matters might be harmful to the applicant and provide unjustified benefits to its competitors. The applicant understands that pursuant to rule 0.457, disclosure of this application and all accompanying documentation will not be made before the date of the grant for this application. Sincerely,

External Photos EUT Sample Photos for model HT502 EUT- Front View EUT -Rear View I/O Port View Adaptor #1 View (Manufacturer: Mass Power) Adaptor #2 View (Manufacturer: UE)

FCC Product Label & Label Location Proposed FCC Label format: FCC Label Location:

Internal Photos Uncovered View Mainboard –Front View Mainboard –Rear View

www.ecmg-global.net EMI TEST REPORT On Model Name: ATA Model Number: HT502 Brand Name: Grandstream Prepared for Grandstream Networks, INC FCC ID Number: YZZHT502V2X According to FCC 47 CFR Part 15(2012), Subpart B Test Report #: SHE-1211-10908-FCC Tested by: ECMG Daomen /Engineer Company Name Reviewed by: ECMG Jawen Yin/ Senior Engineer Company Name QC Manager: ECMG Swall Zhang/QC Manager Company Name Test Report Released by: November 14 th , 2012 ⎯⎯⎯⎯⎯⎯⎯ ⎯⎯⎯⎯⎯⎯⎯ Swall Zhang Date Test Location Tests performed in a Certified ANSI Semi-Anechoic Chamber and Shielded Room. Test Site Location : Galanz 25 South Ronggui Rd.,Shunde, Foshan,Guangdong, China Tel : (86)-757-23612785 Fax : (86)-757-23612537 Test Facility The test facility was recognized, certified, or accredited by the following organizations: z CNAL – LAB Code: L2244 Galanz EMC Laboratory has been assessed and in compliance with CN AL/AC01:2002 accreditation criteria for testing laboratories (identic al to ISO/IEC 17025:2005 General Requirements)for the Competence of Testing Laboratories. z FCC – Registration No.: 580210 Galanz EMC Laboratory has been registered and fully described in a report filed with the (FCC) Federal Communications Commission. The acceptance letter from the FCC was maintained in our files. Table of Contents GOVERNMENT DISCLAIMER NOTICE ____________________________________________ 2 REPRODUCTION CLAUSE _______________________________________________________ 2 OPINIONS AND INTERPRETATIONS _____________________________________________ 2 STATEMENT OF MEASUREMENT UNCERTAINTY _________________________________ 2 ADMINISTRATIVE DATA ________________________________________________________ 3 EUT DESCRIPTION ______________________________________________________________ 4 TEST SUMMARY ________________________________________________________________ 5 TEST MODE JUSTIFICATION ____________________________________________________ 6 EUT EXERCISE SOFTWARE ______________________________________________________ 6 EQUIPMENT MODIFICATION ____________________________________________________ 6 EUT SAMPLE PHOTOS FOR MODEL HT502 ______________________________________ 7 TEST SYSTEM DETAILS ________________________________________________________ 11 ATTACHMENT 1 - CONDUCTED EMISSION TEST RESULTS ______________________ 14 ATTACHMENT 2 – RADIATED EMISSION MEASUREMENT _______________________ 19 FCC Test Report #: SHE-1211-10908-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 1 of 31 List Attached Files Exhibit Type File Description File Name Test Report Test Report YZZHT502V2X _Test report.pdf Operation Description Technical Description YZZHT502V2X_operation description.pdf External Photos External Photos YZZHT502V2X_External Photos Internal Photos Internal Photos YZZHT502V2X_Internal Photos Block Diagram Block Diagram YZZHT502V2X_Block Diagram.pdf Schematics Circuit Diagram YZZHT502V2X _Schematics.pdf ID Label/Location Label and Location YZZHT502V2X _Label & Location.pdf User Manual User Manual YZZHT502V2X _User Manual.pdf Test set-up photos Test set-up photos YZZHT502V2X _Test Set-up Photos FCC Test Report #: SHE-1211-10908-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 2 of 31 Government Disclaimer Notice When government drawing, specification, or other data are used for any purpose other than in connection with a definitely related government procurement operation, the United States Government thereby incurs no responsibility nor any obligation whatsoever; and the fact that the Government may have formulated, furnished, or in any way supplied the said drawing, specifications, or other data, is not to be regarded by implication or otherwise in any manner licensing the holder or any other person or corporation, or conveying any rights or permission to manufacture, use, or sell patented invention that may in any way be related thereto.This report must not be used to claim product endorsement by NVLAP or any agency of the U.S. Government. Reproduction Clause Any reproduction of this document must be done in full. No single part of this document may be reproduced without permission from ECMG Electronic Technical Testing Corp (Shenzhen). Opinions and Interpretations This test report relates to the abovementioned equipment under test (EUT).Without the permission of ECMG Electronic Technical Testing Corp (Shenzhen) Test Lab this test report is not permitted to be duplicated in extracts. This test report does not entitle to carry any test mark on this or similar products. The manufacturer has sole responsibility of continued compliance of the device. Statement of Measurement Uncertainty The data and results referenced in the document are true and accurate. The reader is cautioned that there may be errors within the calibration limits of the equipment and facilities that can account for a nominal measurement error. Furthermore, component and process variability of devices similar to that tested may result in additional deviation. FCC Test Report #: SHE-1211-10908-FCC Prepared for Grandstream Networks, INC Prepared by ECMG Electronic Technical Testing Corp (Shenzhen) Page 3 of 31 Administrative Data Test Sample : ATA Model Numbers : HT502 Model Tested : HT502 Receipt Date : November 9 th , 2012 Date Tested : November 9 th , 2012 Applicant : Grandstream Networks, INC Address 5F, Bldg #1, No.2 Kefa Rd., Science & Technology Park, Shenzhen, China Telephone : (86)-755-26014600 Fax : (86)-755-26014601 Manufacturer : Grandstream Networks, INC Address 5F, Bldg #1, No.2 Kefa Rd., Science & Technology Park, Shenzhen, China Telephone : (86)-755-26014600 Fax : (86)-755-26014601 Factory : Grandstream Networks, INC Address 5F, Bldg #1, No.2 Kefa Rd., Science & Technology Park, Shenzhen, China Telephone : (86)-755-26014600 Fax : (86)-755-26014601 FCC Test Report #: SHE-1211-10908-FCC Prepared for Grandstream Networks, INC Prepared by EC…

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Test set-up photos for model: HT502 Radiated Emission Test Set-up (9KHz-30MHz) Radiated Emission Test Set-up (Below 1GHz) Radiated Emission Test Set-up (Above 1GHz)