SRQ-ZTEA51VLTE/WCDMA/GSM(GPRS) Multi-Mode Digital Mobile Phone

1 ZTE Blade A51 Quick Start Guide 2 LEGAL INFORMATION Copyright © 2021 ZTE CORPORATION. All rights reserved. No part of this publication may be quoted, reproduced, translated or used in any form or by any means, electronic or mechanical, including photocopying and microfilm, without the prior written permission of ZTE Corporation. Notice ZTE Corporation reserves the right to make modifications on print errors or update specifications in this guide without prior notice. We offer self-service for our smart terminal device users. Please visit the ZTE official website (atwww.ztedevices.com) for more information on self-service and supported product models. Information on the website takes precedence. Visit https://www.ztedevices.com to download the user manual. Just click Support from the home page and then select the location, product type, and name to search for related support information. Disclaimer ZTE Corporation expressly disclaims any liability for faults and damages caused by unauthorized modifications of the software. Images and screenshots used in this guide may differ from the actual product. Content in this guide may differ from the actual product or software. Trademarks ZTE and the ZTE logos are trademarks of ZTE Corporation. Android™ is a trademark of Google LLC. The Bluetooth® word mark and logos are registeredtrademarks owned by the Bluetooth SIG, Inc. and any use of such marks by ZTE Corporation is under license. microSDXC Logo is a trademark of SD-3C, LLC. 3 Other trademarks and trade names are those of their respective owners. Ver sion No.: R1.0 Edition Time :February 26, 2021 4 Getting to Know Your Phone Front camera Touch screen Earpiece Proximity & light sensor Volume key Power key Headset jack Dual-lens camera Speake r Indicator light nano-SIM/ microSDXC card tray Flash Fingerprint sensor Charging/USB Ty p e - C j a c k 5 Setting Up Your Phone The nano-SIM card(s) can be installed or removed while the phone is turned on. WARNING! To avoid damage to the phone, do not use any other kind of SIM cards, or any non-standard nano-SIM card cut from a SIM card. You can get a standard nano-SIM card from your service provider. 1. Insert the tip of the tray eject tool into the hole on the card tray. CAUTION: Never replace the included tray eject tool with sharp objects. Ensure that the tray eject tool is perpendicular to the hole. Otherwise, the phone may be damaged. 6 2. Pull out the card tray. You can place a nano-SIM card on the right card slot, and place a nano-SIM card or a microSDXC card(optional) on the left card slot, as shown. Carefully slide the tray back into place. NOTE: If two nano-SIM cards are installed, both cards can connect to the 4G, 3G, or 2G network, and either card can be used for mobile data. Charging the Phone Your phone’s battery should have enough power for the phone to turn on, find a signal, and make a few calls. You should fully charge the battery as soon as possible. WARNING! Use only ZTE-approved chargers and USB Type-C cables. The use of unapproved accessories could damage your phone or cause the battery to explode. WARNING! Do not remove the back cover. The battery is not removable. Removal may cause fire or explosion. 1. Connect the adapter to the charging jack. 7 2. Connect the charger to a standard AC power outlet. 3. Disconnect the charger when the battery is fully charged. NOTE: If the battery is extremely low, you may be unable to power on the phone even when it is being charged. In this case, try again after charging the phone for at least 20 minutes. Contact the customer service if you still cannot power on the phone after prolonged charging. Powering On/Off Your Phone Make sure the battery is charged before powering on. • Press and hold the Power key to turn on your phone. • To power off, press and hold the Power key to open the options menu, and touch>. NOTE: If the screen freezes or takes too long to respond, try 8 pressing and holding the Power keyfor over10seconds to restart the phone. Waking Up Your Phone Your phone automatically goes into sleep mode when it is not in use for some time. The display is turned off to save power and the keys are locked to prevent accidental operations. You can wake up your phone by turning on the display and unlocking the keys. 1. Press the Power keyto turn the screen on. 2. Swipe up on the screen. NOTE: If you have set a fingerprint, an unlock pattern, a PIN or a password for your phone, you’ll need to use your fingerprint, draw the pattern, or enter the PIN/password to unlock your screen. 9 Product Safety Information Don’t make or receive phone calls while driving. Never text while driving. Keep your phone at least 15 mm away from your body while making calls. Small parts may cause choking. Your phone can produce a loud sound. To prevent possible hearing damage, do not listen at high volume levels for long periods. Exercise caution when holding your phone near your ear while the loudspeaker is in use. Avoid contact with anything magnetic. Keep away from pacemakers and other electronic medical devices. Turn off when asked to in hospitals and medical facilities. Turn off when told to on aircraft and at airports. Turn off when near explosive materials or liquids. Don’t use at gas stations. Your phone may produce a bright or flashing light. Don’t dispose of your phone in fire. Avoid extreme temperatures. 10 Avoid contact with liquids. Keep your phone dry. Do not attempt to disassemble your phone. Only use approved accessories. For pluggable equipment, the socket-outlet shall be installed near the equipment and shall be easily accessible. Don’t rely on your phone as a primary device for emergency communications. Specific Absorption Rate (EU SAR) Your mobile device is a radio transmitter and receiver. It is designed not to exceed the limits for exposure to radio waves recommended by international guidelines. These guidelines were developed by the independent scientific organization ICNIRP and include safety…

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ZTECorporation POWEROFATTORNEY DATE:04/13/2021 To: FederalCommunicationsCommission, Authorization&EvaluationDivision, 7435OaklandMillsRoad, Columbia,MD21046 We,theundersigned,herebyauthorizeTATechnology(Shanghai)Co.,Ltd. /HuangTingonourbehalf,toapplytoFCConourequipmentforFCCID: SRQ-ZTEA51V.AnyandallactscarriedoutbyTATechnology(Shanghai)Co., Ltd./HuangTingonourbehalfshallhavethesameeffectasactsofourown. Sincerely, Printname:YuGong Company:ZTECorporation

ZTECorporation RequestforConfidentiality Date:_2021-04-13_ Subject:ConfidentialityRequestfor:_____FCCID:SRQ-ZTEA51V______ PursuanttoFCC47CRF0.457(d)and0.459andICRSP-100,Section10,theapplicantrequeststhatapartofthe subjectFCCapplicationbeheldconfidential. TypeofConfidentialityRequestedExhibit ShortTermPermanentBlockDiagrams ShortTermExternalPhotos ShortTermPermanent* 1 InternalPhotos ShortTermPermanentOperationDescription/TheoryofOperation ShortTermPermanentPartsList&Placement/BOM ShortTermPermanentTune-UpProcedure ShortTermPermanentSchematics ShortTermTestSetupPhotos ShortTermPermanent*User’sManual *Note:______(InsertExplanationasNecessary)______ ______ZTECorporation_____hasspentsubstantialeffortindevelopingthisproductanditisoneofthefirstofits kindinindustry.Havingthesubjectinformationeasilyavailableto"competition"wouldnegatetheadvantagethey haveachievedbydevelopingthisproduct.Notprotectingthedetailsofthedesignwillresultinfinancialhardship. PermanentConfidentiality: Theapplicantrequeststheexhibitslistedaboveaspermanentlyconfidentialbepermanentlywithheldfrompublic reviewduetomaterialsthatcontaintradesecretsandproprietaryinformationnotcustomarilyreleasedtothepublic. Short-TermConfidentiality: Theapplicantrequeststheexhibitsselectedaboveasshorttermconfidentialbewithheldfrompublicviewfora periodof__180_daysfromthedateoftheGrantofEquipmentAuthorizationandpriortomarketing.Thisisto avoidprematurereleaseofsensitiveinformationpriortomarketingorreleaseoftheproducttothepublic.Applicant isalsoawarethattheyareresponsibletonotifyTCBintheeventinformationregardingtheproductortheproductis madeavailabletothepublic.TCBwillthenreleasethedocumentslistedaboveforpublicdisclosurepursuantto FCCPublicNoticeDA04-1705. NOTEforIndustryCanadaApplications: TheapplicantunderstandsthatuntilsuchtimethatICdistinguishesbetweenShortTermandPermanent Confidentiality,eithertypeofmarkedexhibitabovewillsimplybemarkedConfidentialwhensubmittedtoIC. Sincerely, By:YuGong (Signature/Title 2 )(Printname)

EUT Appearance Report No.: R2103A0167 Page 1 of 5 EUT Appearance EUT Appearance Report No.: R2103A0167 Page 2 of 5 EUT Appearance Report No.: R2103A0167 Page 3 of 5 a: EUT EUT Appearance Report No.: R2103A0167 Page 4 of 5 b: Earphone c: Adapter EUT Appearance Report No.: R2103A0167 Page 5 of 5 d: USB Cable Picture 1: Constituents of EUT

Internal photo Main Antenna BT WIFI Antenna

Prepared by: Yu Wang Approved by: Guangchang Fan TA Technology (Shanghai) Co., Ltd. No.145, Jintang Rd, Tangzhen Industry Park, Pudong Shanghai, China TEL: +86‐021‐50791141/2/3 FAX: +86‐021‐50791141/2/3‐8000 SAR TEST REPORT Applicant ZTE Corporation FCC ID SRQ-ZTEA51V Product LTE/WCDMA/GSM(GPRS) Multi-Mode Digital Mobile Phone Model ZTE Blade A51 Report No. R2103A0167-S1V2 Issue Date April 25, 2021 TA Technology (Shanghai) Co., Ltd. tested the above equipment in accordance with the requirements in IEEE 1528- 2013, ANSI C95.1: 1992, IEEE C95.1: 1991. The test results show that the equipment tested is capable of demonstrating compliance with the requirements as documented in this report. SAR Test Report Report No.: R2103A0167-S1V2 TA Technology (Shanghai) Co., Ltd. TA-MB-05-003S Page 2 of 81 This report shall not be reproduced except in full, without the written approval of TA Technology (Shanghai) Co., Ltd. Table of Contents 1 Test Laboratory ............................................................................................................................... 5 1.1 Notes of the Test Report ......................................................................................................... 5 1.2 Test facility .............................................................................................................................. 5 1.3 Testing Location ...................................................................................................................... 5 1.4 Laboratory Environment .......................................................................................................... 6 2 Statement of Compliance ............................................................................................................... 7 3 Description of Equipment under Test .............................................................................................. 8 4 Test Specification, Methods and Procedures ............................................................................... 10 5 Operational Conditions during Test ............................................................................................... 11 5.1 Test Positions ......................................................................................................................... 11 5.1.1 Against Phantom Head ................................................................................................... 11 5.1.2 Body Worn Configuration ................................................................................................ 11 5.1.3 Phablet SAR test considerations ................................................................................... 12 5.2 Measurement Variability ........................................................................................................ 13 5.3 Test Configuration ................................................................................................................. 14 5.3.1 LTE Test Configuration ................................................................................................... 14 5.3.2 Wi-Fi Test Configuration ................................................................................................. 15 5.3.3 BT Test Configuration ..................................................................................................... 16 6 SAR Measurements System Configuration .................................................................................. 17 6.1 SAR Measurement Set-up .................................................................................................... 17 6.2 DASY5 E-field Probe System ................................................................................................ 18 6.3 SAR Measurement Procedure .............................................................................................. 19 7 Main Test Equipment .................................................................................................................... 21 8 Tissue Dielectric Parameter Measurements & System Verification .............................................. 22 8.1 Tissue Verification ................................................................................................................. 22 8.2 System Performance Check .................................................................................................. 23 8.3 SAR System Validation ......................................................................................................... 25 9 Normal and Maximum Output Power ........................................................................................... 26 9.1 LTE Mode .............................................................................................................................. 26 9.2 WLAN Mode .......................................................................................................................... 29 9.3 Bluetooth Mode ..................................................................................................................... 30 10 Measured and Reported (Scaled) SAR Results ........................................................................... 31 10.1 EUT Antenna Locations ........................................................................................................ 31 10.2 Standalone SAR test exclusion considerations ..................................................................... 33 10.3 Measured SAR Results ......................................................................................................... 34 10.4 Simultaneous Transmission Analysis .................................................................................... 38 11 Measurement Uncertainty ............................................................................................................ 39 ANNEX A: Test Layout .........................................................................…

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