RF Test Report-2

FCC ID: 2ADYY-T473

Test Report

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FCCID_3716826

Test Report 17071365-FCC-R1 Page No. 41 of 64 GSM Voice: Test Plots Cellular Band - Low Channel Cellular Band - High Channel Note: Offset=Cable loss (4.0) + 10log Note: Offset=Cable loss (4.0) + 10log (3.08/3)=4.0+0.2=4.2dB (3.11/3)=4.0+0.2=4.2dB PCS Band - Low Channel PCS Band - High Channel Note: Offset=Cable loss (4.0) + 10log Note: Offset=Cable loss (4.0) + 10log (3.06/3)=4.5+0.2=4.7dB (3.08/3)=4.5+0.2=4.7dB

Test Report 17071365-FCC-R1 Page No. 42 of 64 GPRS: Test Plots Cellular Band - Low Channel Cellular Band - High Channel Note: Offset=Cable loss (4.0) + 10log Note: Offset=Cable loss (4.0) + 10log (3.09/3)=4.0+0.2=4.2dB (3.11/3)=4.0+0.2=4.2dB PCS Band - Low Channel PCS Band - High Channel Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (3.07/3)=4.5+0.2=4.7dB (3.11/3)=4.5+0.2=4.7dB

Test Report 17071365-FCC-R1 Page No. 43 of 64 EGPRS: Test Plots Cellular Band - Low Channel Cellular Band - High Channel Note: Offset=Cable loss (4.0) + 10log Note: Offset=Cable loss (4.0) + 10log (3.09/3)=4.0+0.2=4.2dB (3.11/3)=4.0+0.2=4.2dB PCS Band - Low Channel PCS Band - High Channel Note: Offset=Cable loss (4.5) + 10log Note: Offset=Cable loss (4.5) + 10log (3.12/3)=4.5+0.2=4.7dB (3.12/3)=4.5+0.2=4.7dB

Test Report 17071365-FCC-R1 Page No. 44 of 64 6.8 Frequency Stability Temperature 26 oC Relative Humidity 55% Atmospheric Pressure 1017mbar Test date : December 18, 2017 Tested By : Aaron Liang Requirement(s): Spec Item Requirement Applicable According to §22.355, the carrier frequency of each transmitter in the Public Mobile Services must be maintained within the tolerances given in Table below: Frequency Tolerance for Transmitters in the Public Mobile Services Frequency Base, Mobile ≥ 3 Mobile ≤ 3 Range fixed watts watts §2.1055, (MHz) (ppm) (ppm ) (ppm) 25 to 50 20.0 20.0 50.0 §22.355 & a) 50 to 450 5.0 5.0 50.0 §24.235 45 to 512 2.5 5.0 5.0 821 to 896 1.5 2.5 2.5 928 to 929 5.0 N/A N/A 929 t 960. 1.5 N/A N/A 2110 to 2220 10.0 N/A N/A According to §24.235, the frequency stability shall be sufficient to ensure that the fundamental emissions stay within the authorized frequency block. Test setup EUT Base Station Thermal Chamber

Test Report 17071365-FCC-R1 Page No. 45 of 64 A communication link was established between EUT and base station. The frequency error was monitored and measured by base station under variation Procedure of ambient temperature and variation of primary supply voltage. Limit: The frequency stability of the transmitter shall be maintained within ±0.00025% (±2.5ppm) of the center frequency. Remark Result Pass Fail Test Data Yes N/A Test Plot Yes (See below) N/A

Test Report 17071365-FCC-R1 Page No. 46 of 64 GSM Voice: Cellular Band (Part 22H) result Middle Channel, fo = 836.6 MHz Frequency Frequency Temperature Power Supplied Limit Error Error (℃) (VDC) (ppm) (Hz) (ppm) -10 21 0.0251 2.5 0 17 0.0203 2.5 10 14 0.0167 2.5 20 16 0.0191 2.5 3.7 30 17 0.0203 2.5 40 16 0.0191 2.5 50 18 0.0215 2.5 55 20 0.0239 2.5 4.2 19 0.0227 2.5 25 3.5 16 0.0191 2.5 PCS Band (Part 24E) result Middle Channel, fo = 1880 MHz Frequency Frequency Temperature Power Supplied Limit Error Error (℃) (VDC) (ppm) (Hz) (ppm) -10 20 0.0106 2.5 0 17 0.0090 2.5 10 18 0.0096 2.5 20 13 0.0069 2.5 3.7 30 14 0.0074 2.5 40 14 0.0074 2.5 50 18 0.0096 2.5 55 17 0.0090 2.5 4.2 20 0.0106 2.5 25 3.5 20 0.0106 2.5

Test Report 17071365-FCC-R1 Page No. 47 of 64 Annex A. TEST INSTRUMENT Instrument Model Serial # Cal Date Cal Due In use RF Conducted Test Agilent ESA-E SERIES E4407B MY45108319 09/14/2017 09/13/2018 SPECTRUM ANALYZER Power Splitter 1# 1# 08/30/2017 08/29/2018 Universal Radio CMU200 121393 09/23/2017 09/22/2018 Communication Tester Temperature/Humidity UHL-270 001 10/07/2017 10/06/2018 Chamber DC Power Supply E3640A MY40004013 09/15/2017 09/14/2018 RF Power Sensor Dare AY554013 09/15/2017 09/14/2018 RPR3006C/P/W Radiated Emissions EMI test receiver ESL6 100262 09/15/2017 09/14/2018 OPT 010 AMPLIFIER 8447E 2727A02430 08/30/2017 08/29/2018 (0.1-1300MHz) Microwave Preamplifier 8449B 3008A02402 03/23/2017 03/22/2018 (1～26.5GHz) Bilog Antenna JB6 A110712 09/19/2017 09/18/2018 (30MHz~6GHz) Bilog Antenna JB1 A112017 09/19/2017 09/18/2018 (30MHz~2GHz) Double Ridge Horn AH-118 71259 09/22/2017 09/21/2018 Antenna (1 ~18GHz) Double Ridge Horn AH-118 71283 09/22/2017 09/21/2018 Antenna (1 ~18GHz) SYNTHESIZED SIGNAL 8665B 3744A01293 09/15/2017 09/14/2018 GENERATOR Power Amplifier SMC150D R1553-0313 03/08/2017 03/07/2018 Power Amplifier S41-25D R1553-0314 05/26/2017 05/25/2018 3NF-800/1000- Tunable Notch Filter AA4 08/30/2017 08/29/2018 S

Test Report 17071365-FCC-R1 Page No. 48 of 64 3NF- Tunable Notch Filter AM 4 08/30/2017 08/29/2018 1000/2000-S

) e S l E M l C Test Report 17071365—FCC—R1 A Bureau Veritas Group Company Page 49 of 64 Annex B. EUT And Test Setup Photographs Annex B.i. Photograph: EUT External Photo Whole Package View C l B j & 8 8 s 3 C § S /m lxmlmv\n Mn bhoy :M :u\‘w}w.i\\"\l‘H\‘]Ms!ml 4 oo e 0 oc c i as 00% I 1 C sc ols »;9 n j( Mutt is TECNO % k Adaptar Power t * wede0tsoosco C +, 09 bovetoo07~ souoco2 > “", % °C (G t 1 o NVA

Test Report 17071365-FCC-R1 Page No. 50 of 64 EUT - Front View EUT - Rear View

Test Report 17071365-FCC-R1 Page No. 51 of 64 EUT - Top View EUT - Bottom View

Test Report 17071365-FCC-R1 Page No. 52 of 64 EUT - Left View EUT - Right View

Test Report 17071365-FCC-R1 Page No. 53 of 64 Annex B.ii. Photograph: EUT Internal Photo Cover Off - Top View 1 Cover Off - Top View 2

Test Report 17071365-FCC-R1 Page No. 54 of 64 Battery - Front View Battery - Rear View

Test Report 17071365-FCC-R1 Page No. 55 of 64 Mainboard with Shielding – Front View Mainboard without Shielding – Front View

Test Report 17071365-FCC-R1 Page No. 56 of 64 Mainboard without Shielding – Rear View LCD – Front View

Test Report 17071365-FCC-R1 Page No. 57 of 64 LCD – Rear View GSM/PCS/UMTS-FDD - Antenna View

Test Report 17071365-FCC-R1 Page No. 58 of 64 BT - Antenna View

Test Report 17071365-FCC-R1 Page No. 59 of 64 Annex B.iii. Photograph: Test Setup Photo Radiated Spurious Emissions Test Setup Above Radiated Spurious Emissions Test Setup Below 1GHz 1GHz

eX s l E M l ( : Test Report 17071365—FCC—R1 A Bureau Veritas Group Company Page 60 of 64 Annex C. TEST SETUP AND SUPPORTING EQUIPMENT Annex C.ii. TEST SET UP BLOCK Block Configuration Diagram for Radiated Emissions i Support | i Equipment I 150 cm above ground plane

Test Report 17071365-FCC-R1 Page No. 61 of 64 Annex C. iI. SUPPORTING EQUIPMENT DESCRIPTION The following is a description of supporting equipment and details of cables used with the EUT. Supporting Equipment: Equipment Manufacturer Model Serial No Description TECNO MOBILE LIMITED Adapter A31-500500 N/A SAMSUNG headset HS330 N/A Wireless Connectivity Agilent N4010A N/A Test Set OEM omnidirectional antenna AntSuck N/A Supporting Cable: Ferrite Cable type Shield Type Length Serial No Core USB Cable Un-shielding No 0.8m N/A

Test Report 17071365-FCC-R1 Page No. 62 of 64 Annex C.ii. EUT OPERATING CONKITIONS N/A

Test Report 17071365-FCC-R1 Page No. 63 of 64 Annex D. User Manual / Block Diagram / Schematics / Partlist Please see the attachment

Test Report 17071365-FCC-R1 Page No. 64 of 64 Annex E. DECLARATION OF SIMILARITY N/A


Document Created: 2019-10-25 07:53:05
Document Modified: 2019-10-25 07:53:05
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