Test Report

FCC ID: TUVMSEA

Test Report

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FCCID_615822

Page 1 of 25 FCC CERTIFICATION On Behalf of Eastern Times Technology Co., Ltd. Wireless Optical Mouse Model No.: DS-2121 FCC ID: TUVMSEA Prepared for : Eastern Times Technology Co., Ltd. Address : Building 5, Penghua Industry Park, Heping Rd.(W), Longhua, Shenzhen, Guangdong, P.R. China Prepared by : ACCURATE TECHNOLOGY CO. LTD Address : F1, Bldg. A, Changyuan New Material Port, Keyuan Rd. Science & Industry Park, Nanshan, Shenzhen, Guangdong P.R. China Tel: (0755) 26503290 Fax: (0755) 26503396 Report Number : ATE20052250 Date of Test : December 12, 2005 Date of Report : December 16, 2005 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 2 of 25 TABLE OF CONTENTS Description Page Test Report Certification 1. GENERAL INFORMATION .......................................................................................................... 4 1.1. Description of Device (EUT)....................................................................................................................4 1.2. Description of Test Facility ......................................................................................................................4 1.3. Measurement Uncertainty.........................................................................................................................4 2. MEASURING DEVICE AND TEST EQUIPMENT ..................................................................... 5 3. CONDUCTED EMISSION FOR FCC PART 15 SECTION 15.207(A) ...................................... 6 3.1. Block Diagram of Test Setup....................................................................................................................6 3.2. The Emission Limit For Section 15.207(a) ..............................................................................................6 3.3. EUT Configuration on Measurement .......................................................................................................7 3.4. Operating Condition of EUT ....................................................................................................................7 3.5. Test Procedure ..........................................................................................................................................7 3.6. Power Line Conducted Emission Measurement Results ..........................................................................8 4. RADIATED EMISSION FOR FCC PART 15 SECTION 15.227(B)........................................... 9 4.1. Block Diagram of Test Setup....................................................................................................................9 4.2. The Field Strength of Radiation Emission Measurement Limits..............................................................9 4.3. Configuration of EUT on Measurement .................................................................................................10 4.4. Operating Condition of EUT ..................................................................................................................10 4.5. Test Procedure ........................................................................................................................................10 4.6. The Field Strength of Radiation Emission Measurement Results ..........................................................11 5. FUNDAMENTAL RADIATED EMISSION FOR FCC PART 15 SECTION 15.227(A) ........ 13 5.1. Block Diagram of Test Setup..................................................................................................................13 5.2. The Emission Limit For Section 15.227(a) ............................................................................................13 5.3. EUT Configuration on Measurement .....................................................................................................14 5.4. Operating Condition of EUT ..................................................................................................................14 5.5. Test Procedure ........................................................................................................................................14 5.6. The Emission Measurement Result ........................................................................................................15 6. BAND EDGES ................................................................................................................................. 16 6.1. The Requirement ....................................................................................................................................16 6.2. EUT Configuration on Measurement .....................................................................................................16 6.3. Operating Condition of EUT ..................................................................................................................16 6.4. Test Procedure ........................................................................................................................................16 6.5. The Measurement Result ........................................................................................................................17 APPENDIX I ( TEST CURVES) (7pages) FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 3 of 25 Test Report Certification Applicant : Eastern Times Technology Co., Ltd. Manufacturer : Eastern Times Technology Co., Ltd. EUT Description : Wireless Optical Mouse (A) MODEL NO.: DS-2121 (B) SERIAL NO.: N/A (C) POWER SUPPLY: 2.4V DC (“AAA” batteries 2×) Measurement Procedure Used: FCC Rules and Regulations Part 15 Subpart C Section 15.227: 2004 & ANSI C63.4: 2003 The device described above is tested by ACCURATE TECHNOLOGY CO. LTD to determine the maximum emission levels emanating from the device. The maximum emission levels are compared to the FCC Part 15 Subpart C Section 15.227 limits. The measurement results are contained in this test report and ACCURATE TECHNOLOGY CO. LTD is assumed full responsibility for the accuracy and completeness of these measurements. Also, this report shows that the Equipment Under Test (EUT) is to be technically compliant with the FCC requirements. This report applies to above tested sample only. This report shall not be reproduced in part without written approval of ACCURATE TECHNOLOGY CO. LTD. Date of Test : December 16, 2005 Prepared by : (Engineer) Reviewer : (Quality Manager) Approved & Authorized Signer : (Manager) FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 4 of 25 1. GENERAL INFORMATION 1.1.Description of Device (EUT) EUT : Wireless Optical Mouse Model Number : DS-2121 Power Supply : 2.4V DC (“AAA” batteries 2×), Can use USB cable to charge Applicant : Eastern Times Technology Co., Ltd. Address : Building 5, Penghua Industry Park, Heping Rd.(W), Longhua, Shenzhen, Guangdong, P.R. China Manufacturer : Eastern Times Technology Co., Ltd. Address : Building 5, Penghua Industry Park, Heping Rd.(W), Longhua, Shenzhen, Guangdong, P.R. China Date of sample received : December 12, 2005 Date of Test : December 16, 2005 1.2.Description of Test Facility EMC Lab : Accredited by TUV Rheinland Shenzhen, May 10, 2004 Accredited by FCC, May 10, 2004 The Certificate Registration Number is 253065 Accredited by Industry Canada, May 18, 2004 The Certificate Registration Number is IC 5077 Name of Firm : ACCURATE TECHNOLOGY CO. LTD Site Location : F1, Bldg. A, Changyuan New Material Port, Keyuan Rd. Science & Industry Park, Nanshan, Shenzhen, Guangdong P.R. China 1.3.Measurement Uncertainty Conducted Emission Uncertainty = ±2.66dB Radiated Emission Uncertainty = ±4.26dB FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 5 of 25 2. MEASURING DEVICE AND TEST EQUIPMENT Table 1: List of Test and Measurement Equipment Kind of equipment Manufacturer Type S/N Calibrated until EMI Test Receiver Rohde&Schwarz ESCS30 100307 12.16.2006 EMI Test Receiver Rohde&Schwarz ESI26 838786/013 12.16.2006 Loop Antenna Schwarzbeck FMZB1516 113 12.16.2006 Bilog Antenna Chase CBL6112B 2591 12.16.2006 Spectrum Analyzer Anritsu MS2651B 6200238856 12.16.2006 Pre-Amplifier Agilent 8447D 2944A10619 12.16.2006 L.I.S.N. Rohde&Schwarz ESH3-Z5 100305 12.16.2006 L.I.S.N. Rohde&Schwarz ESH3-Z5 100310 12.16.2006 Signal Generator GW GAG-810 0913317 12.16.2006 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 6 of 25 3. CONDUCTED EMISSION FOR FCC PART 15 SECTION 15.207(A) 3.1.Block Diagram of Test Setup 3.1.1.Block diagram of connection between the EUT and simulators EUT PC (EUT: Wireless Optical Mouse) 3.1.2. Shielding Room Test Setup Diagram (EUT: Wireless Optical Mouse) 3.2.The Emission Limit For Section 15.207(a) 6.2.1 Radiation Emission Measurement Limits According to Section 15.207(a) Frequency Conducted Limit (dBμV) (MHz) Quasi-peak Average 0.15 – 0.5 66 to 56* 56 to 46* 0.5 - 5 56 46 5 - 30 60 50 * Decreases with the logarithm of the frequency. FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 7 of 25 3.3.EUT Configuration on Measurement The following equipment are installed on the emission Measurement to meet the commission requirements and operating regulations in a manner which tends to maximize its emission characteristics in normal application. 3.3.1. Wireless Optical Mouse (EUT) Model Number : DS-2121 Serial Number : N/A Manufacturer : Eastern Times Technology Co., Ltd. 3.4.Operating Condition of EUT 3.4.1.Setup the EUT and simulator as shown as Section 6.1. 3.4.2.Turn on the power of all equipment. 3.4.3. Let the EUT work in Charge modes (use USB cable connect to PC) measure it. 3.5.Test Procedure The EUT is put on the plane 0.8m high above the ground by insulating support and is connected to the power mains through a line impedance stabilization network (L.I.S.N.). This provides a 50ohm coupling impedance for the EUT system. Please refer the block diagram of the test setup and photographs. Both sides of AC lines are checked to find out the maximum conducted emission. In order to find the maximum emission levels, the relative positions of equipment and all of the interface cables shall be changed according to ANSI C63.4: 2003 on Conducted Emission Measurement. The bandwidth of test receiver (R & S ESCS30) is set at 9kHz. The frequency range from 150kHz to 30MHz is checked. All the scanning waveforms are attached in Appendix I. FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 8 of 25 3.6.Power Line Conducted Emission Measurement Results PASS. The frequency range from 150kHz to 30MHz is checked. Date of Test: December 19, 2005 Temperature: 22oC EUT: Wireless Optical Mouse Humidity: 50% Model No.: DS-2121 Power Supply: 120V a.c./60Hz Test Mode: Charge Test Engineer: Pei Frequency Emission Level(dBμV) Limits(dBμV) Margin(dBμV) Test Line MHz QP AV QP AV QP AV Va 0.190 44.4 40.1 64.0 54.0 19.6 13.9 Va 0.515 35.1 28.7 56.0 46.0 20.9 17.3 Va 0.535 35.2 29.7 56.0 46.0 20.8 16.3 Va 0.935 37.0 28.8 56.0 46.0 19.0 17.2 Va 1.030 33.1 26.3 56.0 46.0 22.9 19.7 Va 1.395 33.3 27.5 56.0 46.0 22.7 18.5 Va 3.280 38.4 37.3 56.0 46.0 17.6 8.7 Va 14.600 39.0 36.1 60.0 50.0 21.0 13.9 Va 29.825 30.2 29.0 60.0 50.0 29.8 21.0 Vb 0.190 43.4 36.3 64.0 54.0 20.6 17.7 Vb 0.515 34.8 28.3 56.0 46.0 21.2 17.7 Vb 0.535 35.0 29.6 56.0 46.0 21.0 16.4 Vb 0.935 37.2 29.1 56.0 46.0 18.8 16.9 Vb 1.030 34.0 28.1 56.0 46.0 22.0 17.9 Vb 1.395 33.8 28.4 56.0 46.0 22.2 17.6 Vb 1.720 33.1 25.5 56.0 46.0 22.9 20.5 Vb 2.570 34.0 31.1 56.0 46.0 22.0 14.9 Vb 5.030 32.9 27.5 60.0 50.0 27.1 22.5 Vb 14.375 39.9 32.7 60.0 50.0 20.1 17.3 Vb 29.650 30.1 29.1 60.0 50.0 29.9 20.9 The spectral diagrams in appendix I display the measurement of un-weighted peak values. Reviewer : FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 9 of 25 4. RADIATED EMISSION FOR FCC PART 15 SECTION 15.227(B) 4.1.Block Diagram of Test Setup 4.1.1.Block diagram of connection between the EUT and simulators EUT (EUT: Wireless Optical Mouse) 4.1.2.Anechoic Chamber Test Setup Diagram ANTENNA ELEVATION VARIES FROM 1 TO 4 METERS 3 METERS EUT Cable 0.8 METER GROUND PLANE (EUT: Wireless Optical Mouse) 4.2.The Field Strength of Radiation Emission Measurement Limits 4.2.1. The field strength of any emissions which appear outside of this band shall not exceed the general radiated emission limits in section 15.209 Radiation Emission Measurement Limits According to Section 15.209(a) Limit, Frequency Field Strength of Field Strength of The final measurement (MHz) Quasi-peak Value Quasi-peak Value in band 9-90kHz, (microvolts/m) (dBμV/m) 110-490kHz and above 1000MHz is 30 - 88 100 40 performed with Average detector. 88 - 216 150 43.5 Except those FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 10 of 25 frequency bands 216 - 960 200 46 mention above, the final measurement for frequencies below Above 960 500 54 1000MHz is performed with Quasi Peak detector. 4.3.Configuration of EUT on Measurement The following equipment are installed on Radiated Emission Measurement to meet the commission requirements and operating regulations in a manner which tends to maximize its emission characteristics in normal application. 4.3.1. Wireless Optical Mouse (EUT) Model Number : DS-2121 Serial Number : N/A Manufacturer : Eastern Times Technology Co., Ltd. 4.4.Operating Condition of EUT 4.4.1.Setup the EUT and simulator as shown as Section 3.1. 4.4.2.Turn on the power of all equipment. 4.4.3. Let the EUT work in TX modes(on) measure it. 4.5.Test Procedure The EUT and its simulators are placed on a turntable, which is 0.8 meter high above ground. The turntable can rotate 360 degrees to determine the position of the maximum emission level. EUT is set 3.0 meters away from the receiving antenna, which is mounted on an antenna tower. The antenna can be moved up and down between 1.0 meter and 4 meters to find out the maximum emission level. Broadband antenna (calibrated bilog antenna) is used as receiving antenna. Both horizontal and vertical polarizations of the antenna are set on measurement. In order to find the maximum emission levels, all of the interface cables must be manipulated according to FCC Part 15 Subpart C on radiated emission measurement. The bandwidth of test receiver (R&S ESI26) is set at 120KHz in 30-1000MHz. The frequency range from 30MHz to 1000MHz is checked. The final measurement in band 9-90kHz, 110-490kHz and above 1000MHz is performed with Average detector. Except those frequency bands mention above, the final measurement for frequencies below 1000MHz is performed with Quasi Peak detector. FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 11 of 25 4.6.The Field Strength of Radiation Emission Measurement Results PASS. The frequency range 30MHz to 1000MHz is investigated. Date of Test: December 16, 2005 Temperature: 20oC EUT: Wireless Optical Mouse Humidity: 50% Model No.: DS-2121 Power Supply: 2.4V DC (“AAA”battery 2×) Test Mode: TX Test Engineer: Andy Frequency Reading(dBμV/m) Factor Result(dBμV/m) Limits(dBμV/m) Margin(dBμV/m) Polarization Corr.( dB) (MHz) QP QP QP QP Horizontal 351.586 50.2 -17.7 32.5 46 13.5 Horizontal 459.765 51.5 -16.0 35.5 46 10.5 Horizontal 892.486 46.6 -12.0 34.6 46 11.4 Vertical 81.136 48.8 -24.4 24.4 40.0 15.6 Vertical 513.817 52.2 -15.0 37.2 46 8.8 Vertical 552.942 51.5 -14.4 37.1 46 8.9 The spectral diagrams in appendix 1 display the measurement of un-weighted peak values. The field strength is calculated by adding the antenna factor, high pass filter loss(if used) and cable loss, and subtracting the amplifier gain(if any)from the measured reading. The basic equation calculation is as follows: Result = Reading + Corrected Factor Where Corrected Factor = Antenna Factor + Cable Loss + High Pass Filter Loss – Amplifier Gain FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 12 of 25 Date of Test: December 16, 2005 Temperature: 20oC EUT: Wireless Optical Mouse Humidity: 50% Model No.: DS-2121 Power Supply: 5V DC power by PC usb port Test Mode: Charge Test Engineer: Andy Frequency Reading(dBμV/m) Factor Result(dBμV/m) Limits(dBμV/m) Margin(dBμV/m) Polarization Corr.( dB) (MHz) QP QP QP QP Horizontal 228.276 56.8 -22.2 34.6 46 11.4 Horizontal 333.246 55.9 -18.3 37.6 46 8.4 Horizontal 352.685 53.1 -17.7 35.4 46 10.6 Horizontal 440.160 49.6 -16.1 33.5 46 12.5 Vertical 131.082 51.6 -21.0 30.6 43.5 12.9 Vertical 461.543 52.6 -15.9 36.7 46 9.3 Vertical 480.982 47.8 -15.6 32.2 46 13.8 Vertical 566.513 47.8 -14.4 33.4 46 12.6 The spectral diagrams in appendix 1 display the measurement of un-weighted peak values. The field strength is calculated by adding the antenna factor, high pass filter loss(if used) and cable loss, and subtracting the amplifier gain(if any)from the measured reading. The basic equation calculation is as follows: Result = Reading + Corrected Factor Where Corrected Factor = Antenna Factor + Cable Loss + High Pass Filter Loss – Amplifier Gain Reviewer : FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 13 of 25 5. FUNDAMENTAL RADIATED EMISSION FOR FCC PART 15 SECTION 15.227(A) 5.1.Block Diagram of Test Setup 5.1.1.Block diagram of connection between the EUT and simulators EUT (EUT: Wireless Optical Mouse) 5.1.2.Anechoic Chamber Test Setup Diagram ANTENNA ELEVATION VARIES FROM 1 TO 4 METERS 3 METERS EUT Cable 0.8 METER GROUND PLANE (EUT: Wireless Optical Mouse) 5.2.The Emission Limit For Section 15.227(a) 4.2.1 The field strength of any emission within this band shall not exceed 10,000microvolts/meter at 3 meters. The emission limit in this paragraph is based on measurement instrumentation employing an average detector. The provisions in Section 15.35 for limiting peak emission apply. FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 14 of 25 5.3.EUT Configuration on Measurement The following equipment are installed on the emission Measurement to meet the commission requirements and operating regulations in a manner which tends to maximize its emission characteristics in normal application. 5.3.1. Wireless Optical Mouse (EUT) Model Number : DS-2121 Serial Number : N/A Manufacturer : Eastern Times Technology Co., Ltd. 5.4.Operating Condition of EUT 5.4.1.Setup the EUT and simulator as shown as Section 4.1. 5.4.2.Turn on the power of all equipment. 5.4.3.Let the EUT work in TX mode (On) measure it. 5.5.Test Procedure The EUT and its simulators are placed on a turntable, which is 0.8 meter high above ground. The turntable can rotate 360 degrees to determine the position of the maximum emission level. EUT is set 3.0 meters away from the receiving antenna, which is mounted on an antenna tower. calibrated Loop antenna is used as receiving antenna. In order to find the maximum emission levels, all of the interface cables must be manipulated according to FCC Part 15 on radiated emission measurement. The bandwidth of test receiver (R&S ESI26) is set at 9KHz in 9kHz-30MHz FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 15 of 25 5.6.The Emission Measurement Result PASS. Date of Test: December 16, 2005 Temperature: 20oC EUT: Wireless Optical Mouse Humidity: 50% Model No.: DS-2121 Power Supply: 2.4V DC (“AAA”battery 2×) Test Mode: TX Test Engineer: Andy Fundamental Radiated Emissions Test conditions Fundamental Frequency 27.045MHz Unit (dBμV/m)/ (μV/m) (dBμV/m)/(μV/m) Tnom(20°C) AV PEAK 60.6/1,072 64.8/1,738 limit 80/10,000 100/100,000 Note: Measurement was performed with modulated signal with average detector and peak The spectral diagrams in appendix 1. Reviewer : FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 16 of 25 6. BAND EDGES 6.1.The Requirement 5.1.1. The wanted emission within the band 26.96-27.28MHz. 6.2.EUT Configuration on Measurement The following equipment are installed on the emission Measurement to meet the commission requirements and operating regulations in a manner which tends to maximize its emission characteristics in normal application. 6.2.1.Wireless Optical Mouse (EUT) Model Number : DS-2121 Serial Number : N/A Manufacturer : Eastern Times Technology Co., Ltd. 6.3.Operating Condition of EUT 6.3.1.Setup the EUT and simulator as shown as Section 4.1. 6.3.2.Turn on the power of all equipment. 6.3.3.Let the EUT work in TX mode (On) measure it. 6.4.Test Procedure The transmitter output was fed into the spectrum analyzer and photo was taken. The vertical scale is set to 10dB per division; the horizontal scale is set to 32kHz per division. Star frequency are 26.96MHz, stop frequency are 27.28MHz . RBW are 3kHz, VBW are 3kHz, Sweep time are 50ms. FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 17 of 25 6.5.The Measurement Result The EUT does meet the FCC requirement. The spectral diagrams in appendix 1. FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 18 of 25 APPENDIX I (Test Curves) FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 19 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 20 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 21 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 22 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 23 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 24 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250

Page 25 of 25 FCC ID: TUVMSEA ACCURATE TECHNOLOGY CO. LTD REPORT NO. ATE20052250


Document Created: 2005-12-23 18:13:11
Document Modified: 2005-12-23 18:13:11
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