NR8BE-3872TF2.4GHz Analog Modulation Cordless Phone

Shenzhen Taifeng Electronic Co Ltd

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Application Details

Equipment Class: DXT - Part 15 Low Power Transceiver, Rx Verified
Date of Grant: Jan 02, 2003
Application Purpose: Original Equipment
Date of Application: Jan 02, 2003
Equipment Note: 2.4GHz Analog Modulation Cordless Phone
Frequency Range: 2474.00000000 - 2475.95000000
Company: Shenzhen Taifeng Electronic Co Ltd
Country: China

Documents & Files

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Users Manual

MODEL: BE-3872 2.4GHZ CORDLESS TELEPHONE Please read this manual carefully prior to using the telephone. 600-1590702-A INSTALLATION AND OPERATING GUIDE This symbol is to alert you to important operating or servicing instructions that may appear in the user's manual. Always follow basic safety precautions when using this product to reduce the risk of injury, fire, or electrical shock. When using this product, basic safety precautions should always be followed to reduce the risk of fire, electric shock and injury to persons, including the following: 1.Read and understand all instructions. 2.Follow all warnings and instructions marked on the product. 3.Use only with class 2 power source DC 9V 500mA. 4.Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Use a damp cloth for cleaning. 5.Do not use this product near water; for example, near a bathtub, wash bowl, kitchen sink or laundry tub, in a wet basement or near a swimming pool. 6.Do not place this product on an unstable cart, stand, or table. The product may fall, causing serious damage to the product. 7.Slots and openings in the cabinet back or bottom are provided for ventilation. To protect it from overheating, these openings must not be blocked or covered. The openings should never be blocked by placing the product on the bed, sofa, rug, or other similar surface. This product should never be placed near or over a radiator or heat register. This product should not be placed in an enclosed environment unless proper ventilation is provided. 8.Do not allow anything to rest on the power cord. Do not locate this product where the cord will be abused by animals or persons walking on it. 9.Do not overload wall outlets and extension cords as this can result in risk of fire or electrical shock. 10. Never push objects of any kind into this product through cabinet slots as they may touch dangerous voltage points or short out parts that could result in a risk of fire or electrical shock. Never spill liquid of any kind on the product. 11. To reduce the risk of electrical shock, do not disassemble this product. Instead take it to a qualified service person when service or repair work is required. Opening or removing covers may expose you to dangerous voltages or other risks. Incorrect re-assembly can cause electrical shock when the appliance is subsequently used. 12. Unplug all cords and refer servicing to qualified service personnel under the following conditions: A. When the power supply cord or plug is damaged or frayed. B. If liquid has been spilled into the product. C. If the product has been exposed to rain or water. D. If the product does not operate normally by following the operating instructions. Adjust only those controls covered in the operating instructions. Improper adjustment of other controls may result in damage and require work by a qualified technician to restore the product to normal operation. 13. Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. 14. Do not use a telephone to report a gas leak in the vicinity of the leak. IF YOUR PRODUCT UTILIZES BATTERIES, THE FOLLOWING ADDITIONAL PRECAUTIONS SHOULD BE OBSERVED: 1.Use only the type and size of batteries specified in the users manual. 2.Do not dispose of batteries in a fire. The cells may explode. Check with local codes for possible special disposal instructions. 3.Do not open or mutilate the batteries. Released electrolyte is corrosive and may cause damage to the eyes or skin. It may be toxic if swallowed. 4.Exercise care in handling batteries in order not to short the battery with conducting materials such as rings, bracelets and keys. The battery or conductor may overheat and cause burns. 5.Do not attempt to recharge the batteries with or identified for use with this product. The batteries may leak corrosive electrolyte or explode. 6.Do not attempt to rejuvenate the batteries provided with or identified for use with this product by heating them. Sudden release of the battery electrolyte may occur causing burns or irritation to eyes or skin. 7.When replacing batteries, all batteries should be replaced at the same time. Mixing fresh and discharged batteries could increase internal cell pressure and rupture the discharged batteries. 8.When inserting the batteries into this product, the proper polarity or direction must be observed. Reverse insertion of batteries can cause charging, which may result in leakage or explosion. If a battery is installed incorrectly it may explode. 9.Remove the batteries from this product if the product will not be used for a long period of time (several months or more) since during this time the batteries could leak, damaging the product. 10. Discard "dead" batteries as soon as possible since they are more likely to leak in a product. 11. Do not store this product, or the batteries provided with or for identified use with this product, in high temperature areas. 12. If your product uses a rechargeable battery, charge the battery(ies) only in accordance with the instructions and limitation specified in the User Manual. SAVE THESE INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS 2 Important Safety Instructions ..........2 FCC Regulations............................3-4 Battery Cautionary Instructions ......5 BE-3872 Parts Checklist ...................6 Location of Controls and Features........................................7-11 Handset ........................................7-8 Base ...........................................9-11 Choosing a Location ......................12 Telephone Setup........................13-14 Connecting the Base .....................13 Handset Ringer Volume .................13 Tone/Pulse Switch .........................14 Wall Mounting ................................14 Battery Installation.........................15 Battery Duration .............................15 When the Battery Needs C…

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Users Manual

6. Programming/testing emergency numbers: When programming emergency numbers and/or making test calls to emergency numbers A. Remain on the line and briefly explain to the dispatcher the reason for the call before hanging up. B. Perform such activities in the off-peak hours, such as early morning or late evening. INTERFERENCE INFORMATION: PART 15 OF FCC RULES Some telephone equipment generates and uses radio frequency energy which if not properly installed, may cause interference to radio and television reception. This unit has been tested and found to comply with the limits for a Class B computing device in accordance with the specifications in Part 15 of the FCC rules. These specifications are designed to provide reasonable protection against such interference in a residential installation. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause interference to radio or television reception, when it’s in use, the user is encouraged to try to correct the interference by one or more of the following measures: A. Where it can be done safely, reorient the radio or TV receiving antenna. B. To the extent possible, relocate the television, radio, or other receiver with respect to the telephone equipment. C. If your telephone product runs on AC power, plug your product into an AC outlet that’s not on the same circuit as the one used by the radio or television. 4 FCC REGULATIONS CONTINUED Warning:Modifying or tampering with the telephone's internal components can cause a malfunction and might invalidate the telephone's warranty and void your FCC authorization to operate it. If the trouble is harming the telephone lines, the telephone company might ask you to disconnect the telephone until you have resolved the problem. As it complies with Part 68 of the FCC rules and the technical requirements for connection to telephone networks published by ACTA, your unit has been registered with the FCC. The FCC requires us to provide you with the following information: 1. Connection and use with the nationwide telephone network: The FCC requires that you connect to a nationwide telephone network through a modular telephone outlet which is TIA/EIA-IS-968 compliant. It is USOC jack type RJ11C. This equipment may not be used on coin service provided by the telephone company. Connection to party lines is subject to state tariffs. Check with your local telephone company. 2. Notification to the telephone company: FCC rules require that upon request you provide the following information to the phone company. A. The line (telephone number) to which you will connect the telephone equipment, and B. The Registration Number and Ringer Equivalence Number (REN). These numbers are found on the back or bottom of your telephone equipment. The REN is useful to determine the quantity of devices you may connect to your telephone line and still have all of those devices ring when your telephone number is called. In most, but not all areas, the sum all RENs should be 5 or less. To determine the number of devices permitted in your area, contact your local telephone company. 3. Repair instructions: If it is determined that your telephone equipment is malfunctioning, the FCC requires that it not be used and be unplugged from the modular outlet until the problem has been corrected. Repairs to this telephone equipment can be made only by the manufacturer or its authorized agents, or by others who may be authorized by the FCC. Unauthorized repairs void registration and warranty. 4. Rights of the telephone company: If your product is causing harm to the telephone network, the telephone company may temporarily discontinue your service. If possible, they will notify you in advance. But if advance notice isn’t practical, you will be notified as soon as possible. You will be given the opportunity to correct the problem, and you will be informed of your right to file a complaint with the FCC. Your telephone company may make changes in its facil- ities, equipment, operations or procedures that could affect the proper functioning of your telephone equipment. If such changes are planned, you will be notified in advance. 5. This product is compatible with inductively coupled hearing aids. Note:This applies only if this product is equipped with a corded or cordless handset. 3 FCC REGULATIONS

External Photos

External photos FCC ID: NR8BE-3872TF External photos FCC ID: NR8BE-3872TF

ID Label/Location Info

BASE RATING LABLE PACKING INFORMATION 4.0(L)x39(W)mm SIZE: 80G HUYOUDA LOCATION NOTE: silver letter and graphic with black background INFORMATION TECHNOLOGY EQUIPMENT HAC US Please contact TT Systems LLC at 1-800-276-5844 for all questions, comments, service and support. COMPLIES WITH 47CFR PART 68 REQUIREMENTS. REGISTRATION NO.: US: RQQW910B3872TF RINGER EQUIVALENCE: 1.0B REQUIRED CONNECTOR: U.S.O.C. JACK RJ11C MODEL NO.: BE-3872 POWER SOURCE: 9VDC, 500mA FCC ID: NR8BE-3872TF DISTRIBUTED BY TT SYSTEMS LLC MADE IN CHINA TO AASTRA TELECOM SPECIFICATIONS 9800324 49.0 3 8 . 5 BE-3872BK T S 4 R 2 R R I N G S A N S . O N L Y PU LS E TO NE IC M BELL RR SONECOR 9 INFORMATION TECHNOLOGY EQUIPMENT HAC US Please contact TT Systems LLC at 1-800-276-5844 for all questions, comments, service and support. COMPLIES WITH 47CFR PART 68 REQUIREMENTS. REGISTRATION NO.: US: RQQW910B3872TF RINGER EQUIVALENCE: 1.0B REQUIRED CONNECTOR: U.S.O.C. JACK RJ11C MODEL NO.: BE-3872 POWER SOURCE: 9VDC, 500mA FCC ID: NR8BE-3872TF DISTRIBUTED BY TT SYSTEMS LLC MADE IN CHINA TO AASTRA TELECOM SPECIFICATIONS 9800324 BELL RR SONECOR C C THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. PRIVACY OF COMMUNICATIONS MAY NOT BE ENSURED WHEN USING THIS PHONE. 39.0 21.0 THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES. OPERATION IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE AND (2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED INCLUDING INTERFERENCE THAT MAY CAUSE UNDESIRED OPERATION. PRIVACY OF COMMUNICATIONS MAY NOT BE ENSURED WHEN USING THIS PHONE. ENGRAVING ON BASE PACKING INFORMATION SIZE: HUYOUDA FCC ID LABLE PACKING INFORMATION 20(L) x3.5(W)mm SIZE: HUYOUDA LOCATION FCC ID: NR8BE-3872TF FC C ID : N R8 BE -3 87 2T F NOTE: silver letter with background translucent 3.5 20.0

Internal Photos

Internal photos FCC ID: NR8BE-3872TF Base assembly (View 1) Base assembly (View 2) Internal photos FCC ID: NR8BE-3872TF Base assembly (View 3) Base Main PCB comp side (View 1) Internal photos FCC ID: NR8BE-3872TF Base Main PCB comp side (View 2) Base Main PCB solder side Internal photos FCC ID: NR8BE-3872TF Base Another PCB comp side Base Another PCB solder side Internal photos FCC ID: NR8BE-3872TF Base DAM PCB keypad side Base DAM PCB rear side Internal photos FCC ID: NR8BE-3872TF Base Oscillator PCB comp side Base Oscillator PCB solder side Internal photos FCC ID: NR8BE-3872TF Handset assembly Handset Main PCB comp side (View 1) Internal photos FCC ID: NR8BE-3872TF Handset Main PCB comp side (View 2) Handset Main PCB keypad side Internal photos FCC ID: NR8BE-3872TF Handset Oscillator PCB comp side Handset Oscillator PCB solder side

Test Report

• The test results reported in this report shall refer only to the sample actually tested and shall not refer or be deemed to refer to bulk from which such a sample may be said to have been obtained. • This report shall not be reproduced except in full without prior authorization form Intertek Testing Services Limited FCC ID: NR8BE-3872TF Intertek Testing Services Hong Kong Ltd. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Tel: (852) 2173 8888 Fax: (852) 2741 1693 Shenzhen Taifeng Electronic Co., Ltd. Application For Certification 2.4GHz Analog Modulation Cordless Phone with Answering Machine (FCC ID: NR8BE-3872TF) WO# 02103291 TL/Ann Choy October 28, 2002 INTERTEK TESTING SERVICES FCC ID: NR8BE-3872TF i LIST OF EXHIBITS INTRODUCTION EXHIBIT 1: General Description EXHIBIT 2: System Test Configuration EXHIBIT 3: Emission Results EXHIBIT 4: Equipment Photographs EXHIBIT 5: Product Labelling EXHIBIT 6: Technical Specifications EXHIBIT 7: Instruction Manual EXHIBIT 8: Security Code Information INTERTEK TESTING SERVICES FCC ID: NR8BE-3872TF ii MEASUREMENT/TECHNICAL REPORT Shenzhen Taifeng Electronic Co., Ltd. - MODEL: PMP-3872(XX), BE-3872(XX), TT-3872(XX) FCC ID: NR8BE-3872TF This report concerns (check one:) Original Grant X Class II Change Equipment Type : Cordless Telephone (example : computer, modem, transmitter, etc.) Deferred grant requested per 47 CFR 0.457(d)(1)(ii)? Yes No X If yes, defer until : date Company Name agrees to notify the Commission by: date of the intended date of announcement of the product so that the grant can be issued on that date. Transition Rules Request per 15.37 ? Yes No X If no, assumed Part 15, Subpart C for intentional radiator - the new 47 CFR [12-18-01 Edition] Provision. Report prepared by: Tommy Leung Intertek Testing Services. 2/F., Garment Centre, 576 Castle Peak Road, Kowloon, Hong Kong. Phone : 852-2173-8538 Fax: 852-2741-1693 INTERTEK TESTING SERVICES FCC ID: NR8BE-3872TF iii Table of Contents 1.0 General Description.........................................................................................................2 1.1 Product Description.........................................................................................................2 1.2 Related Submittal(s) Grants ............................................................................................3 1.3 Test Methodology ............................................................................................................3 1.4 Test Facility .....................................................................................................................3 2.0 System Test Configuration .................................................................................................5 2.1 Justification ......................................................................................................................5 2.2 EUT Exercising Software................................................................................................5 2.3 Support Equipment List and Description........................................................................6 2.4 Measurement Uncertainty ...............................................................................................7 2.5 Equipment Modification..................................................................................................7 3.0 Emission Results ...................................................................................................................9 3.1 Field Strength Calculation .............................................................................................10 3.2 Radiated Emission Configuration Photograph - Base Unit ..........................................11 3.3 Radiated Emission Data - Base Unit .............................................................................12 3.4 Radiated Emission Configuration Photograph - Handset .............................................15 3.5 Radiated Emission Data - Handset................................................................................16 3.6 Radiated Emission on the bandedge..............................................................................19 3.7 Line Conducted Configuration Photograph - Base Unit...............................................21 3.8 Line Conducted Emission Data - Base Unit .................................................................22 4.0 Equipment Photographs ...................................................................................................25 5.0 Product Labelling ...............................................................................................................27 6.0 Technical Specifications ....................................................................................................29 7.0 Instruction Manual ............................................................................................................31 8.0 Security Code Information ...............................................................................................33 INTERTEK TESTING SERVICES FCC ID: NR8BE-3872TF iv List of attached file Exhibit type File Description filename Test Report Test Report report.doc Operation Description Technical Description descri.pdf Test Setup Photo Radiated Emission for Base config photos.doc Test Setup Photo Radiated Emission for Handset config photos.doc Test Report Emission Plot emission.pdf Test Setup Photo Conducted Emission config photos.doc Test Report Conducted Emission Test Result conduct.pdf External Photo External Photo external photos.doc Internal Photo Internal Photo internal photos.doc Block Diagram Block Diagram block.pdf Schematics Circuit Diagram circuit.pdf ID Label/Location Label Artwork and Location label.pdf User Manual User Manual manual.pdf User Manual FCC Information fcc information.pdf INTERTEK TESTING SERVICES FCC ID: NR8BE-3872TF 1 EXHIBIT 1 GENERAL DESCRIPTION INTERTEK TESTING SERVICES…

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Test Report

Intertek Testing Services ETL SEMKO Report No.:02103291 Talk Mode Ctrl No.:N/A PAGE 1 Tested By:Hong, Report No.:02103291 Scan Settings (1 Range) |--------- Frequencies -----------||----------- Receiver Settings ------------| Start Stop Step IF BW Detector M-Time Atten Preamp OpRge 450k 30M 5k 10k PK 20ms AUTO LN OFF 60dB Final Measurement: x QP Meas Time: 1 s Subranges: 16 Acc Margin: 20dB Transducer No. Start Stop Name 21 9k 30M EW0698 0 10 20 30 40 50 60 70 dBuV 80 0.45 30 MHz 110 FCC15B Intertek Testing Services ETL SEMKO Report No.:02103291 Talk Mode Ctrl No.:N/A Tested By:Hong, Report No.:02103291 Scan Settings (1 Range) |--------- Frequencies -----------||----------- Receiver Settings ------------| Start Stop Step IF BW Detector M-Time Atten Preamp OpRge 450k 30M 5k 10k PK 20ms AUTO LN OFF 60dB Final Measurement Results: Frequency QP Level QP Limit MHz dBuV dBuV 0.52500 30.1 48.0 0.59000 28.7 48.0 0.97000 23.2 48.0 1.00000 23.2 48.0 * limit exceeded

Test Setup Photos

The Worst Case Configuration Photographs FCC ID: NR8BE-3872TF Radiated Emission – Base Front View Rear View The Worst Case Configuration Photographs FCC ID: NR8BE-3872TF Radiated Emission – Handset Front View Rear View The Worst Case Configuration Photographs FCC ID: NR8BE-3872TF Conducted Emission Front View Rear View The Worst Case Configuration Photographs FCC ID: NR8BE-3872TF Conducted Emission Side View

Test Setup Photos