NT7SU-2XXWIRELESS LOCAL LOOP

DIVA-2000 Wireless Local Loop Model SU-200/SU-250 Single-Line Subscriber Unit User Guide PUBLICATION NUMBER 610-00120-01 B COPYRIGHT Copyright © 1998 by Diva Communications, Inc. All rights reserved. Printed in the USA. The information contained in this document is believed to be reliable, but Diva Communications makes no warranties as to its accuracy or completeness. Diva Communications reserves the right to change product specifications without prior notice. DIVA-2000 is a registered trademark of Diva Communications, Inc. RF INTERFERENCE The equipment described in this document generates, uses, and can radiate radio frequency energy. Operation of this equipment in a residential area is likely to cause radio interference, in which case the user, at the user’s own expense, may be required to take whatever measures necessary to correct the interference. Diva Communications, Inc. 32930 Alvarado-Niles Road Union City, CA 94785 USA telephone +1 (510) 476-5500 facsimile +1 (510) 476-5501 Model SU-200/SU-250 Single-Line Subscriber Unit User Guide (1) Important Safety Instructions When using your telephone equipment, basic safety precautions should always be followed to reduce the risk of fire, electric shock, and injury, including the following: • Read and understand all instructions. • IF THIS PRODUCT EXHIBITS ANY UNEXPECTED, UNUSUAL, OR UNSAFE CONDITIONS SUCH AS EMISSION OF SMOKE, ACID, FUMES, LIQUIDS, OR OTHER SUBSTANCES:  stop using it immediately  turn the power switch OFF  disconnect it from all power sources  remove the telephone line from the RJ-11C telephone jack  contact your telephone service provider • UNPLUG THIS PRODUCT FROM THE WALL OUTLET OR ANY OTHER SOURCE OF POWER AND IMMEDIATELY HAVE IT SERVICED BY A QUALIFIED SERVICE PROVIDER IF:  the power supply cord or plug is damaged or frayed  liquid has been spilled into the product  the product has been exposed to rain or water  the product has been dropped or the cabinet has been damaged  the product exhibits a distinct change in performance • DO NOT INSTALL THE SUBSCRIBER UNIT OUTDOORS. • TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT ATTEMPT TO OPEN, REPAIR, DISASSEMBLE, OR ADJUST THE SUBSCRIBER UNIT. TAKE THE SUBSCRIBER UNIT TO A QUALIFIED SERVICE PROVIDER IF SERVICE OR REPAIR WORK IS REQUIRED. OPENING OR REMOVING COVERS MAY EXPOSE YOU TO DANGEROUS VOLTAGE OR OTHER RISKS. INCORRECT RE-ASSEMBLY CAN CAUSE ELECTRIC SHOCK WHEN THE PRODUCT IS SUBSEQUENTLY USED. Model SU-200/SU-250 Single-Line Subscriber Unit User Guide (2) • Do not drop the Subscriber Unit. • Do not place the Subscriber Unit on an unstable cart, stand, or table. The Subscriber Unit may fall, causing serious damage to the product. • Do not use this product near water; for example, near a bathtub, washbowl, kitchen sink or laundry tub, in a wet basement, or near a swimming pool. • Use the Subscriber Unit only with the AC adapter provided. If your Subscriber Unit does not have one or if the one that came with it does not work properly, contact your telephone service provider.  If this product is provided with a grounded attachment plug: as a safety feature, this product is equipped with a three-wire plug which has a third pin to provide a safety ground. This plug will fit only into a grounded power outlet. If you are unable to insert the plug into the outlet, contact your electrician to replace your existing outlet. It is unsafe to plug this unit into any other power outlet.  If this product is provided with a polarized attachment plug: as a safety feature, this product is equipped with a polarized line plug, which has one blade wider than the other. This plug will fit into the power outlet only one way. If you are unable to insert the plug fully into the outlet, try flipping the plug. If the plug still does not fit, contact your electrician to replace your existing outlet. It is unsafe to plug this unit into any other power outlet. • Do not allow anything to rest on the power cord. Do not install this product where people will walk on the power cord. Do not twist, kink, bend, or permit the power cord to be twisted, kinked, or bent. • The Subscriber Unit should be installed with at least 20 cm/8 inches clearance on all exposed sides. The Subscriber Unit should never be placed over a radiator or heat register. Do not place the Subscriber Unit in a built-in installation unless proper ventilation is provided. • To avoid risk of fire or electric shock, do not overload wall outlets and extension cords. • Never spill liquid of any kind on the product. • Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. Model SU-200/SU-250 Single-Line Subscriber Unit User Guide (3) • Do not use the telephone to report a gas leak in the vicinity of the leak. • Use of this product may interfere with radio or television transmissions. • Do not place this product around machinery or equipment generating an electrical field. • The Subscriber Unit uses a rechargeable, sealed lead-acid battery to provide a backup in the event of power outage. Do not attempt to remove, recharge, or use the battery in any way other than as installed in the Subscriber Unit. After approximately two years, contact your telephone service provider to replace the Subscriber Unit’s backup battery. Model SU-200/SU-250 Single-Line Subscriber Unit User Guide (4) The Model SU-200/SU-250 Single-Line Subscriber Unit The Model SU-200 and Model SU-250 Single-Line Subscriber Units are designed to provide you with telephone service via radio. The Model SU-200 Single-Line Subscriber Unit supports standard voice communications, while the Model SU-250 Single-Line Subscriber Unit supports standard Group 3 facsimile machines and V.22bis data modems in addition to standard voice communications. The label on the back of the Subscriber Unit will identify which model you have. This User Guide will help you install and operate the Subscriber Unit. Af…

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Date:01 February 1999 Federal Communications Commission Equipment Approval Services P.O. Box 358315 Pittsburgh, PA 15251-5315 TO WHOM IT MAY CONCERN: You will find our completed FCC Form 731 Application for Equipment Authorization and supporting data/test results in accordance with Code of Federal regulations Title 47, Paragraph 2.983 along with a request for Confidentiality. A check of $610.00 is included to cover both fees as per the FCC Fee Filing Guide. The product is a wireless local loop subscriber unit used in a wireless local loop system designed to operate in the U.S. AMPS frequency band. This System is based on the Japanese Digital Cellular Standard (PDC) and is designed to provide fixed wireless local loop services on a co-primary basis with other mobile cellular services. The applicable emission designator for this product is DXW. The technical test data furnished to support our application was prepared under the supervision of William B. Baringer, Senior RF Engineer at DIVA Communications. Further, I have enclosed photographs of the inside and outside of the product, circuit diagrams, a drawing showing the label location, as well as a copy of the FCC identifier label which will be affixed to each unit produced once the equipment has been type accepted. I hereby certify that this application was prepared at my direction and that, to the best of my knowledge and belief, the facts set forth in this letter and the accompanying enclosures are true and correct.

Date: 01 February 1999 Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 To whom it may concern: We, the undersigned, hereby authorize Compliance Consulting Services, Inc. to act on our behalf in all manners relating to application for equipment authorization of the SU- 210 and SU-250, including signing of all documents relating to these manners. Any and all acts carried out by Compliance Consulting Services Inc. on our behalf shall have the same effect as acts of our own. We, the undersigned, hereby certify that we are not subject to denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 853(a). This authorization is valid until further written notice from the applicant. Sincerely Yours, Robert Kavaler Chief Technical Officer DIVA Communications Inc.

Date:01 February 1999 Federal Communications Commission Equipment Approval Services P.O. Box 358315 Pittsburgh, PA 15251-5315 TO WHOM IT MAY CONCERN: In applying for type acceptance for the SU-210 & SU-250 subscriber units, Diva Communications requests certain items be withheld from public inspection upon such type acceptance authorization. This request is made in accordance with FCC section 0.459(a) and (b). If this request for confidentiality is denied. Diva Communications request that the materials be returned without consideration pursuant to FCC section 0.459(e). The listed materials, submitted for review of the request for type acceptance, include trade secrets which, if made available for public inspection would seriously damage Diva Communications competitive advantage. Diva’s competition could gain advantage by studying these documents, and deduce the unique aspects of the subscriber unit’s architecture. These trade secrets allow Diva Communications licensee Kokusai Electric Co. LTD. of Japan to produce Wireless Local Loop subscriber units with lower material and labor costs. 1) SU-210 & SU-250 BLOCK DIAGRAM, RF SECTION. This document contains specific information on transceiver architecture sensitive to Diva Communication’s competitive advantage. The document also contains reference designators and details that, if disclosed, would reveal trade secrets, undermining Diva Communication’s competitive advantage. 2) SU-210 & SU-250 BLOCK DIAGRAM, MAIN P/B LOGIC. This document contains specific information on transceiver architecture sensitive to Diva Communication’s competitive advantage. The document also contains reference designators and details that, if disclosed, would reveal trade secrets, undermining Diva Communication’s competitive advantage. 3) MAIN PCB Schematic A2WE06727. This document contains specific information on transceiver, subscriber line interface, and power supply architectures, sensitive to Diva Communication’s competitive advantage. The document also contains reference designators and details that, if disclosed, would reveal trade secrets, undermining Diva Communication’s competitive advantage. 4) TECHNICAL DESCRIPTION. This document contains specific information as disclosed under the section 2.983(d) Technical Description and Alignment, sensitive to Diva Communication’s competitive advantage. The document also contains details that, if disclosed, would reveal trade secrets, undermining Diva Communication’s competitive advantage. These Technical Descriptions include, but are not limited to, the: System Description, Subscriber Unit Description, Physical Description, and all Circuit Descriptions (Antenna Connections, Transmitter, Frequency Reference and Local Oscillators, Receiver, Power Supply and Battery Charger). These items are referenced as block diagrams and schematics and are placed in a sealed envelope along with a copy of this request. The envelope is marked DIVA Communication FCC ID NT7SU-2XX. Sincerely, William B. Baringer Senior RF Engineer DIVA Communications Inc.

FCC CFR47 PART 22 TYPE ACCEPTANCE TEST REPORT FOR WIRELESS LOCAL LOOP SUBSCRIBER UNIT MODEL : SU-250, SU-210 FCC ID: NT7SU-2XX REPORT NUMBER: 99U0100 ISSUE DATE:MARCH 11,1999 Prepared for DIVA COMMUNICATIONS 1999 HARRISON, SUITE 1400 OAKLAND, CA 94612 USA Prepared by COMPLIANCE ENGINEERING SERVICES, INC. d.b.a. COMPLIANCE CERTIFICATION SERVICES 1366 BORDEAUX DRIVE SUNNYVALE, CA 94089, USA TEL: (408) 752-8166 FAX: (408) 752-8168 REPORT NO:99U0100 FCC ID:NT7SU-2XX ISSUE DATE:03/10/1999 WIRELESS LOCAL LOOP SUBSCRIBER UNIT 1 TABLE OF CONTENTS PAGE 1.VERIFICATION OF COMPLIANCE ............................................................................................................ 2 2.PRODUCT DESCRIPTION............................................................................................................................. 3 3.TEST FACILITY .............................................................................................................................................. 3 4.ACCREDITATION AND LISTING................................................................................................................ 3 5.MEASUREMENT INSTRUMENTATION .................................................................................................... 4 6.MEASURING INSTRUMENT CALIBRATION........................................................................................... 4 7.UNITS OF MEASUREMENT ......................................................................................................................... 4 8.CLASSIFICATION OF DIGITAL DEVICE.................................................................................................. 5 9.RADIATED EMISSION LIMITS.................................................................................................................... 5 10. RADIATED EMISSION TEST PROCEDURE .............................................................................................. 6 11.AMBIENT CONDITIONS ............................................................................................................................... 6 12.TEST EQUIPMENT LIST ............................................................................................................................... 6 13.SUPPORT EQUIPMENT ................................................................................................................................. 7 14.EUT SETUP PHOTOS ..................................................................................................................................... 8 15.TEST RESULT SUMMARY.......................................................................................................................... 10 FCC PART 2 TYPE ACCEPTANCE TEST REQUIREMENT:..................................................................... 13 S ECTION 2.983 (A)NAME OF APPLICANT: .............................................................................................................. 13 S ECTION 2.983 (B)EQUIPMENT IDENTIFICATION:................................................................................................... 13 S ECTION 2.983 (C)PLANNED FOR QUANTITY PRODUCTION. ................................................................................... 13 S ECTION 2.983 (D)TECHNICAL DESCRIPTION :....................................................................................................... 13 SECTION 2.985 RF POWER OUTPUT ................................................................................................................... 13 SECTION 2.987 MODULATION CHARACTERISTICS......................................................................................... 13 SECTION 2.989 OCCUPIED BANDWIDTH ........................................................................................................... 15 SECTION 2.991 SPURIOUS EMISSION AT ANTENNA TERMINALS................................................................ 17 SECTION 2.993 FIELD STRENGTH OF SPURIOUS RADIATION ...................................................................... 25 SECTION 2.995 FREQUENCY STABILITY ........................................................................................................... 26 S ECTION 2.1091........................................................................................................................................................... 27 16.EXTERNAL I/O CABLE CONSTRUCTION DESCRIPTION ................................................................. 30 17.TEST CONFIGURATION DIAGRAM ........................................................................................................ 32 REPORT NO:99U0100 FCC ID:NT7SU-2XX ISSUE DATE:03/10/1999 WIRELESS LOCAL LOOP SUBSCRIBER UNIT 2 COMPLIANCE CERTIFICATION SERVICESDOCUMENT NO:CCSUP4031A 1366 BORDEAUX DRIVE SUNNYVALE, CA 94089 USA TEL:(408) 752-8166 FAX:(408) 752-8168 This report shall not be reproduced except in full, without the written approval of CCS. 1.VERIFICATION OF COMPLIANCE COMPANY NAME: DIVA COMMUNICATIONS 1999 HARRISON, SUITE 1400 OAKLAND, CA 94612 CONTACT PERSON: WILLIAM B. BARINGER / SENIOR RF ENGINEER TELEPHONE NO:510-986-6421 MODEL NO/NAME: SU-250, SU-210 SERIAL NO:N/A DATE TESTED:MARCH 8, 1999 TYPE OF EQUIPMENT:WIRELESS LOCAL LOOP SUBSCRIBER UNIT MEASUREMENT DISTANCE:3 METER TECHNICAL LIMIT:FCC 22.355, 22.917, 22.913, 22.905 FCC RULES:PART 15, PART 22 EQUIPMENT AUTHORIZATION PROCEDURE CERTIFICATION MODIFICATIONS MADE ON EUTYES (X )NO The above equipment was tested by Compliance Consulting Services for compliance with the requirements set forth in the FCC CFR 47, PART 15 AND 22. The results of testing in this report apply to the product/system which was tested only. Other similar equipment will not necessarily produce the same results due to production tolerance and measurement uncertainties. Approved By MIKE KUO/ VICE PRESIDENT COMPLIANCE CERTIFICATION SERVICES REPORT NO:99U0100 FCC ID:NT7SU-2XX ISSUE DATE:03/10/1999 WIRELESS L…

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