FCC PART 15C TEST REPORT FOR CERTIFICATION On Behalf of. BYD Precision Manufacture Co., Ltd. Tablet PC FCC ID: ZW9-PDW0E

Transcription

1 FCC PAT 15C TEST EPOT FO CETIFICATION On Behalf of BYD Precision Manufacture Co., Ltd. Tablet PC Brand Name TOSHIBA Model No. WT7-C FCC ID: ZW9-PDW0E Prepared for : BYD Precision Manufacture Co., Ltd. No.3001, Baohe oad, Baolong Industrial, Longgang, Shenzhen, P.., China Prepared By : Audix Technology (Shenzhen) Co., Ltd. No. 6, Ke Feng d., 52 Block, Shenzhen Science & Industrial Park, Nantou, Shenzhen, Guangdong, China Tel: (0755) eport Number : ACS-F14217 Date of Test : Apr. 18~Jul.01, 2014 Date of eport : Jul.10, 2014 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

2 TABLE OF CONTENTS Description Page 1. SUMMAY OF STANDADS AND ESULTS Description of Standards and esults GENEAL INFOMATION Description of Device (EUT) Tested Supporting System Details Block Diagram of connection between EUT and simulators Test Information Test Facility Measurement Uncertainty (95% confidence levels, k=2) POWE LINE CONDUCTED EMISSION TEST Test Equipments Block Diagram of Test Setup Power Line Conducted Emission Test Limits Configuration of EUT on Test Operating Condition of EUT Test Procedure Power Line Conducted Emission Test esults ADIATED EMISSION MEASUEMENT Test Equipment Block Diagram of Test Setup adiated Emission Limit EUT Configuration on Test Operating Condition of EUT Test Procedure adiated Emission Test esults CONDUCTED SPUIOUS EMISSIONS Test Equipment Limit Test Procedure BAND EDGE COMPLIANCE TEST Test Equipment Limit Test Produce Test esults dB BANDWIDTH Test Test Equipment Limit Test Procedure Test esults OUTPUT POWE TEST Test Equipment Limit (FCC Part 15C b(3)) Test Procedure Test esults POWE SPECTAL DENSITY TEST Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

3 9.1. Test Equipment Limit Test Procedure Test esults ANTENNA EQUIEMENT STANDAD APPLICABLE ANTENNA CONNECTED CONSTUCTION DEVIATION TO TEST SPECIFICATIONS PHOTOGAPH OF TEST Photos of Power Line Conducted Emission Test Photos of adiated Emission Test PHOTOGAPH OF EUT Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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5 SUMMAY OF STANDADS AND ESULTS 1.1. Description of Standards and esults The EUT have been tested according to the applicable standards as referenced below. EMISSION Description of Test Item Standard esults Power Line Conducted Emission adiated Emission Band Edge Compliance Conducted spurious emissions 6dB Bandwidth Peak Output Power Power Spectral Density FCC Part 15: ANSI C63.10 :2009 FCC Part 15: ANSI C63.10 :2009 FCC Part 15: ANSI C63.10 :2009 FCC Part 15: ANSI C63.10 :2009 FCC Part 15: ANSI C63.10 :2009 FCC Part 15: ANSI C63.10 :2009 FCC Part 15: ANSI C63.10 :2009 PASS PASS PASS PASS PASS PASS PASS Antenna requirement FCC Part 15: PASS Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

6 GENEAL INFOMATION 2.1. Description of Device (EUT) Product Name : Tablet PC Model Number& Brand Name : Brand Name TOSHIBA Model No. WT7-C FCC ID : ZW9-PDW0E adio : Bluetooth V3.0+ED; IEEE b/g/n Bluetooth V4.0 Operation Frequency : Channel Number : Modulation Technology : IEEE b: 2412MHz 2462MHz IEEE g: 2412MHz 2462MHz IEEE802.11nHT20: 2412MHz 2462MHz IEEE802.11nHT40: 2422MHz 2452MHz Bluetooth: MHz Antenna Assembly Gain : IFA, 2.68dBi PK Gain IEEE b/g, IEEE n HT20: 11 Channels, IEEE n HT40: 7 Channels Bluetooth V3.0+ED:79 Bluetooth V4.0: 40 IEEE b: DSSS(CCK,DQPSK,DBPSK) IEEE g: OFDM(64QAM, 16QAM, QPSK, BPSK) IEEE n HT20/ HT40: OFDM (64QAM, 16QAM, QPSK,BPSK) Bluetooth V3.0+ED: GFSK, π/4dqpsk, 8DPSK Bluetooth V4.0: GFSK Applicant Manufacturer : BYD Precision Manufacture Co., Ltd. No.3001, Baohe oad, Baolong Industrial, Longgang, Shenzhen, P.., China : TOSHIBA COPOATION 1-1, Shibaura 1-Chome, Minato-ku, Tokyo, Japan Power Adapter : Manufacturer: Meic Model No.: MN-A208-L120 USB Cable : Shielded, Detachable, 900mm Date of Test : Apr. 20~Jul.01, 2014 Date of eceipt : Apr.01, 2014 Sample Type : Prototype production Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

7 Tested Supporting System Details No. Description ACS No. Manufacturer Model Serial Number Approved type 1. Headphone ACS-EMC-EP01 OVANN OV880V N/A Cable: Shielded, Undetachabled, 4.0m FCC ID BSMI ID 2.3. Block Diagram of connection between EUT and simulators Earphone EUT a Adapter AC Mains a: USB Cable (EUT: Tablet PC) 2.4. Test Information A special test software was used to control EUT work in Continuous TX mode(100% duty cycle), and select test channel, wireless mode and data rate. Tested mode, channel, and data rate information Mode data rate Frequency Channel (Mpbs)(see Note) (MHz) 1 Low :CH IEEE b 1 Middle: CH High: CH Low :CH IEEE g 6 Middle: CH High: CH Low :CH IEEE n HT Middle: CH High: CH IEEE n HT Low :CH Middle: CH High: CH Note: According exploratory test, EUT will have maximum output power in those data rate, so those data rate were used for all test. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

8 Test Facility Site Description Name of Firm : Audix Technology (Shenzhen) Co., Ltd. No. 6, Ke Feng d., 52 Block, Shenzhen Science & Industrial Park,Nantou, Shenzhen, Guangdong, China 3m Anechoic Chamber : Certificated by FCC, USA egistration Number: Valid Date: Feb.22, m & 10m Anechoic Chamber : Certificated by FCC, USA egistration Number: Valid Date: Oct.31, 2015 EMC Lab. : Certificated by Industry Canada egistration Number: IC 5183A-1 Valid Date: May.14, 2017 : Certificated by DAkkS, Germany egistration No: D-PL Valid Date: Dec.15, 2016 Accredited by NVLAP, USA NVLAP Code: Valid Date: Mar.31, 2015 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

9 2.6. Measurement Uncertainty (95% confidence levels, k=2) Test Item Uncertainty Memo Uncertainty for Conducted emission test in No. 1 Conduction Uncertainty for adiated Emission test in 3m chamber Uncertainty for adiated Spurious Emission test Uncertainty for Conducted Spurious emission test ±2.00 db Uncertainty for Output power test ±0.73 db Uncertainty for Power density test ±2.00 db Uncertainty for Temperature and humidity test ±3% for ETSI ±0.6 Uncertainty for adio Frequency ±7x10-8 Uncertainty for Bandwidth ±83 KHz Uncertainty for radiated electromagnetic disturbances ±2.92 db F level uncertainty for given BE ±0.2 db ±3.10 db 150KHz to 30MHz ±3.22 db 30~200MHz, Polarization: H ±3.23 db 30~200MHz, Polarization: V ±3.49 db 200M~1GHz, Polarization: H ±3.39 db 200M~1GHz, Polarization: V ±3.57 db 2-4 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

10 POWE LINE CONDUCTED EMISSION TEST 3.1. Test Equipments Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1. 1# Shielding oom AUDIX N/A N/A Apr.17,14 1 Year 2. Test eceiver ohde & Schwarz ESHS /001 Oct.31, 13 1 Year 3. L.I.S.N.#1 ohde & Schwarz ESH2-Z Jan.22, 14 1 Year 4. L.I.S.N.#3 Kyoritsu KNW-242C Apr. 28,14 1 Year 5. Terminator Hubersuhner 50Ω No. 1 Apr. 28,14 1 Year 6. Terminator Hubersuhner 50Ω No. 2 Apr. 28,14 1 Year 7. F Cable Hubersuhner G # Jan.22, 14 1Year 8. Coaxial Switch Anritsu MP59B Apr. 28,14 1 Year 9. Pulse Limiter ohde & Schwarz ESH3-Z Jan.22, 14 1 Year 3.2. Block Diagram of Test Setup PC System eceiver EUT Peripheral 80cm 0.8m LISN LISN :5 Ω Terminator 3.3. Power Line Conducted Emission Test Limits Maximum F Line Voltage Frequency Quasi-Peak Level db(μv) Average Level db(μv) 150kHz ~ 500kHz 66 ~ 56* 56 ~ 46* 500kHz ~ 5MHz MHz ~ 30MHz Notes: 1. * Decreasing linearly with logarithm of frequency. 2. The lower limit shall apply at the transition frequencies. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

11 Configuration of EUT on Test The following equipment are installed on Power Line Conducted Emission Test to meet the commission requirement and operating regulations in a manner which tends to maximize its emission characteristics in a normal application HP Slate 7 (EUT) Model Number : WT7-C Serial Number : N/A 3.5. Operating Condition of EUT Setup the EUT and simulator as shown as Section Turned on the power of all equipment Let the EUT work in test mode (TX Mode) and measure it Test Procedure The EUT was placed on a non-metallic table, 80cm above the ground plane. The EUT Power Via PC connected to the power mains through a line impedance stabilization network (L.I.S.N. 1#). The other peripheral devices power cord connected to the power mains through a line impedance stabilization network (L.I.S.N.#3). This provides a 50 ohm coupling impedance for the EUT (Please refer the block diagram of the test setup and photographs). The AC line 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 C63.10: 2009 on Conducted Emission Test. The bandwidth of test receiver ( & S ESHS10) is set at 9kHz. The frequency range from 150kHz to 30MHz is checked Power Line Conducted Emission Test esults PASS. (All emissions not reported below are too low against the prescribed limits.) Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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14 ADIATED EMISSION MEASUEMENT 4.1. Test Equipment Frequency rang: 30~1000MHz Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1 3#Chamber AUDIX N/A N/A Nov.24, 13 1 Year 2 EMI Spectrum Agilent E4407B MY Apr. 28,14 1 Year 3 Test eceiver ohde & Schwarz ESVS /011 Apr. 28,14 1 Year 4 Amplifier HP 8447D 2648A04738 Apr. 28,14 1 Year 5 Bilog Antenna Schaffner CBL6111C Apr. 08,14 1 Year 6 F Cable MIYAZAKI CFD400-NL 3# Chamber No.1 Apr. 28,14 1 Year 7 Coaxial Switch Anritsu MP59B M74389 Apr. 28,14 1 Year Frequency rang: above 1GHz~25GHz Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1 Spectrum Analyzer Agilent E4446A US Apr. 28,14 1 Year 2 Horn Antenna EMCO Aug.27, 13 1 Year 3 Amplifier Agilent 8449B 3008A02495 Apr. 28,14 1 Year 4 F Cable Hubersuhner SUCOFLEX /6 Apr. 28,14 1 Year 5 F Cable Hubersuhner SUCOFLEX /2 Apr. 28,14 1 Year 6 Horn Antenna EMCO Aug.27, 13 1 Year Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

15 Block Diagram of Test Setup For frequency range 30MHz-1000MHz Semi-anechoic 3m Chamber ANTENNA ELEVATION VAIES FOM 1 TO 4 METES 3m EUT 2.0m(L)*1.0m(W)*0.8m(H) TUN TABLE (FIBE GLASS) Combining Network AMP Spectrum Analyzer PC System eceiver For frequency range above 1GHz~25GHz Semi-anechoic 3m Chamber ANTENNA ELEVATION VAIES FOM 1 TO 4 METES emark: If necessary, The antenna rise and fall from 1 to 4 meters. 3m (eference Point) EUT 1m 2.0m(L)*1.0m(W)*0.8m(H) ABSOBE (30cm maximum) TUN TABLE (FIBE GLASS) 0.8m (30cm) AMP Spectrum Analyzer PC System Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

16 adiated Emission Limit limits FEQUENCY DISTANCE FIELD STENGTHS LIMIT MHz Meters μv/m db(μv)/m 30 ~ ~ ~ ~ Above db(μv)/m (Peak) 54.0 db(μv)/m (Average) emark: (1) Emission level dbμv = 20 log Emission level μv/m (2) The smaller limit shall apply at the cross point between two frequency bands. (3) Distance is the distance in meters between the measuring instrument, antenna and the closest point of any part of the device or system estricted bands of operation All the emissions appearing within restricted frequency bands shall not exceed the limits shown in , all the other emissions shall be at least 20dB below the fundamental emissions, or comply with limits EUT Configuration on Test The configurations of EUT are listed in Section Operating Condition of EUT Same as Conducted Emission test that is listed in Section 3.6. except the test set up replaced by Section 4.2. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

17 Test Procedure EUT and its simulators are placed on a turn table, which is 0.8 meter high above ground. The turn table can rotate 360 degrees to determine the position of the maximum emission level. Power on the EUT and let it working in test mode, then test it. EUT is set 3 meters away from the receiving antenna, which is mounted on a antenna tower. The antenna can be moved up and down between 1 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 polarization of the antenna are set on test. In order to find the maximum emission levels, all of the interface cables must be manipulated according to ANSI C on radiated emission Test. The EUT was tested at X.Y.Z position and found the worst case position reported in the report. The bandwidth of the EMI test receiver (&S ESVS10) is set at 120kHz for frequency range from 30MHz to 1000 MHz. The bandwidth of the Spectrum s VBW is set at 3MHz and BW is set at 1MHz for peak emissions measurement above 1GHz and 1MHz BW, 10Hz VBW for average emissions measure above 1GHz The frequency range from 30MHz to 10 th harmonic (25GHz) are checked. and no any emissions were found from 18GHz to 25 GHz, So the radiated emissions from 18GHz to 25GHz were not record adiated Emission Test esults PASS. All the emissions from 30MHz to 25 GHz were comply with limits. Note: For emissions above 1GHz, if peak level comply with average limit, then the average level is deemed to comply with average limit. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

18 Frequency: 30MHz~1GHz 4-5 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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20 Frequency: 1GHz~18GHz 4-7 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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92 CONDUCTED SPUIOUS EMISSIONS 5.1. Test Equipment Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1. Spectrum Analyzer Agilent N9030A MY Oct.31, 13 1Year 2. Attenuator Agilent 8491B MY May.08,13 1 Year 3. F Cable Hubersuhner SUCOFLEX /2 May.08,13 1Year 5.2. Limit In any 100kHz bandwidth outside the frequency bands in which the spread spectrum intentional radiator in operating, the radio frequency power that is produced by the intentional radiator shall be at least 20dB below that in the 100kHz bandwidth within the band that contains the highest level of the desired power Test Procedure The transmitter output was connected to a spectrum analyzer, The resolution bandwidth is set to 100 khz, The video bandwidth is set to 300 khz and measure all the emissions detected. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

93 Conducted emission test data: Test Mode: IEEE b Test CH1: 2412MHz 5-2 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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95 5-4 Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

96 5-5 Test CH11: 2462MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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98 5-7 Test Mode: IEEE g Test CH1: 2412MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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100 5-9 Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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102 5-11 Test CH11: 2462MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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104 5-13 Test Mode: IEEE n HT20 Test CH1: 2412MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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106 5-15 Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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109 5-18 Test Mode: IEEE n HT40 Test CH1: 2422MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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115 BAND EDGE COMPLIANCE TEST 6.1. Test Equipment Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1. Spectrum Agilent N9030A MY Oct.31, 13 1Year 2. Attenuator (20dB) Agilent 8491B MY Apr. 28,14 1 Year 3. F Cable Hubersuhner SUCOFLEX /2 Apr. 28,14 1 Year 6.2. Limit All the lower and upper band-edges emissions appearing within 2310MHz to 2390MHz and MHz to 2500MHz restricted frequency bands shall not exceed the limits shown in , all the other emissions outside operation frequency band 2400MHz to MHz shall be at least 20dB below the fundamental emissions, or comply with limits Test Produce 1. The EUT is placed on a turntable, which is 0.8m above the ground plane and worked at highest radiated power. 2. The turntable was rotated for 360 degrees to determine the position of maximum emission level. 3. EUT is set 3m away from the receiving antenna, which is varied from 1m to 4m to find out the highest emission. 4. Set the spectrum analyzer in the following setting in order to capture the lower and upper band-edges of the emission: (a) PEAK: BW=1MHz; VBW=3MHz ;Sweep=AUTO (b) AVEAGE: BW=1MHz ;VBW=10Hz ; Sweep=AUTO 6.4. Test esults Pass (The testing data was attached in the next s.) Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

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148 dB BANDWIDTH Test 7.1. Test Equipment Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 4. Spectrum Analyzer Agilent N9030A MY Oct.31, 13 1Year 5. Antenna EMCO Aug.28, 13 1Year 6. HF Cable Hubersuhner Sucoflex104 - May.08, 13 1 Year 7.2. Limit For direct sequence systems, the minimum 6dB bandwidth shall be at least 500kHz 7.3. Test Procedure The transmitter output was connected to a spectrum analyzer, The bandwidth of the fundamental frequency was measured by spectrum analyzer with 300KHz BW and 1MHz VBW. The 6dB bandwidth is defined as the total spectrum the power of which is higher than peak power minus 6dB Test esults EUT:Tablet PC M/N:WT7-C Test date: Pressure: 101.1±1.0 kpa Humidity: 49.8±3.0% Tested by: Kevin_Hu Test site: F site Temperature:22.5±0.6 Test Mode 11b 11g 11n HT20 11n HT40 Cable loss: 1 db Conclusion:PASS CH 6dB bandwidth (MHz) Attenuator loss: 20 db Limit (KHz) Chain 0 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 CH >500 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

149 7-2 Test Mode: IEEE b Test CH1: 2412MHz Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

150 7-3 Test CH11: 2462MHz Test Mode: IEEE g Test CH1: 2412MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

151 7-4 Test CH6: 2437MHz Test CH11: 2462MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

152 7-5 Test Mode: IEEE n HT20 Test CH1: 2412MHz Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

153 7-6 Test CH11: 2462MHz Test Mode: IEEE n HT40 Test CH1: 2422MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

154 7-7 Test CH4: 2437MHz Test CH7: 2452MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

155 OUTPUT POWE TEST 8.1. Test Equipment Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1. Spectrum Analyzer Agilent N9030A MY Oct.31, 13 1Year 2. Amp HP 8449B 3008A08495 May.08, 13 1 Year 3. Antenna EMCO May.08, 13 1Year 4. HF Cable Hubersuhne Sucoflex104 - May.08, 13 1 Year 5. Power Meter Anritsu ML2487A 6K May.08, 13 1Year 6. Power Sensor Anritsu MA2491A May.08, 13 1Year 8.2. Limit (FCC Part 15C b(3)) For systems using digital modulation in the MHz, The Peak out put Power shall not exceed 1W(30dBm) 8.3. Test Procedure 1, Connected the EUT s antenna port to measure device by 26dB attenuator. 2, For IEEE b/g and IEEE802.11n HT20 mode, use a PK power meter which s bandwidth is 20MHz and above 26dB bandwidth of signal to measure out each test modes PK output power. 3, For IEEE802.11n HT40 mode, because the signal s bandwidth is about 40MHz and above 20MHz bandwidth of power sensor ML2491A. So used the test method per KDB ) Set the BW=1MHz and VBW =3MHz 2) Set the span to a value that is 5-30% greater than EBW 3) Detector = peak 4) Sweep time = auto couple 5) Trace Mode = max hold 6) allow trace to fully stabilize 7) use the spectrum analyzer s integrated band power measurement function with band limits set equal to the EBW band edges. Note: The cable loss and attenuator loss were offset into measure device as an amplitude offset. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

156 Test esults EUT:Tablet PC M/N:WT7-C Test date: Pressure: 101.1±1.0 kpa Humidity: 51.2±3.0% Tested by: Kevin_Hu Test site: F site Temperature:22.5±0.6 Cable loss: 1 db Test Mode 11b 11g 11n HT20 11n HT40 Conclusion: PASS CH Attenuator loss: 20 db Peak output Power (dbm) Limit (dbm) Chain 0 CH CH CH CH CH CH CH CH CH CH CH CH Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

157 8-2 Test Mode: IEEE n HT40 Test CH1: 2422MHz Test CH4: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

158 Test CH7: 2452MHz 8-3 Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

159 POWE SPECTAL DENSITY TEST 9.1. Test Equipment Item Equipment Manufacturer Model No. Serial No. Last Cal. Cal. Interval 1. Spectrum Analyzer Agilent N9030A MY Oct.31, 13 1Year 2. Amp HP 8449B 3008A08495 May.08, 13 1 Year 3. Antenna EMCO Aug.28, 13 1Year 4. HF Cable Hubersuhne Sucoflex104 - May.08, 13 1 Year 9.2. Limit For digitally modulated systems, the power spectral density conducted from the intentional radiator to the antenna shall not be greater than 8dBm in any 3kHz band during any time interval of continuous transmission Test Procedure 1. Connected the EUT s antenna port to spectrum analyzer device by 20dB attenuator. 2, Set the test frequency as center frequency,set BW=3KHz,VBW=10KHz,Span large enough capture the entire frequency,ead out maximum peak leval frequency 3, Set the frequency read from produce 2 as center frequency,then set the span= 300KHz, Sweep time=span/bw,then Max hold,read out each mode and each chain's Power density. Note: The cable loss and attenuator loss were offset into measure device as an amplitude Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

160 Test esults EUT:Tablet PC M/N:WT7-C Test date: Pressure: 101.2±1.0 kpa Humidity: 51.3±3.0% Tested by:kevin_hu Test site: F Site Temperature:22.7±0.6 Cable loss: 1 db Attenuator loss: 20 db Test Mode CH Power density(dbm/3khz) ANT 0 Limit (dbm/3khz) 11b 11g CH CH CH CH CH CH n Mode Test Mode 11n HT20 11n HT40 Conclusion:PASS CH Power density(dbm/3khz) Limit (dbm/3khz) ANT 0 CH CH CH CH CH CH Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

161 9-3 Test Mode: IEEE b Test CH1: 2412MHz Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

162 9-4 Test CH11: 2462MHz Test Mode: IEEE g Test CH1: 2412MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

163 9-5 Test CH6: 2437MHz Test CH11: 2462MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

164 9-6 Test Mode: IEEE n HT20 Test CH1: 2412MHz Test CH6: 2437MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

165 9-7 Test CH11: 2462MHz Test Mode: IEEE n HT40 Test CH1: 2422MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

166 9-8 Test CH4: 2437MHz Test CH7: 2452MHz Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

167 ANTENNA EQUIEMENT STANDAD APPLICABLE For intentional device, according to FCC 47 CF Section , an intentional radiator shall be designed to ensure that no antenna other than that furnished by the responsible party shall be used with the device. And according to FCC 47 CF Section (b), if transmitting antennas of directional gain greater than 6dBi are used, the power shall be reduced by the amount in db that the directional gain of the antenna exceeds 6dBi ANTENNA CONNECTED CONSTUCTION The antennas used for this product are IFA antenna and that no antenna other than that furnished by the responsible party shall be used with the device, the maximum peak gain of the transmit antenna is only 2.68dBi. Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217

168 DEVIATION TO TEST SPECIFICATIONS [ NONE] Audix Technology (Shenzhen) Co., ltd.. eport No. ACS-F14217