2ARVF-MLU370-SIntelligent Accelerating Card

ProductGuideofMLU370-S4_Intelligent AcceleratingCardCard Release0.9.4 Preliminary Cambricon April19,2021 1.Foreword ....................................................................................................................................... 1 1.1.Copyright ............................................................................................................................... 1 1.2.VersionRecord ...................................................................................................................... 2 2.Outline .......................................................................................................................................... 4 3.SpecificationsofMLU370-S4 ....................................................................................................... 6 3.1.PerformanceSpecifications ................................................................................................... 6 3.2.SoftwareSpecifications ......................................................................................................... 7 3.3.SpecificationsoftheUseEnvironment ............................................................................... 11 3.4.SpecificationsofStructureandDimension ......................................................................... 12 3.5.SizeandWeightofthePackage .......................................................................................... 13 3.6.HeatDissipationSpecifications ........................................................................................... 14 3.6.1.MLU370-S4’sBoardCardPowerConsumptionandTemperatureDefinitions .......... 14 3.6.2.ResistanceCurveoftheRadiatorofMLU370-S4 ......................................................... 14 3.6.3.MLU370-S4SupportedCardInsertionDirection ........................................................ 15 3.6.4.MLU370-S4SupportedAmbientTemperatureforWorkingandMinimumAirflow VolumeRequirementsoftheRadiatoratDifferentTemperature .................................................. 15 3.6.5.ACurvefortheAverageTemperatureoftheInletandtheMinimumAirFlow RequirementthroughtheRadiatorofMLU370-S4 ......................................................................... 16 3.7.PowerspecificationsandElectricalSpecifications ............................................................. 16 4.CambriconNeuWareDevelopmentEnvironment ....................................................................... 18 5.Compliance .................................................................................................................................. 20 Directory Cambricon® 1 1.Foreword 1.1.Copyright DISCLAIMER CambriconTechnologiesCorporationLimited(hereinafterreferredtoas“Cambricon”)makesnorepresentation, warranty(express,implied,orstatutory)orguaranteeregardingtheinformationcontainedherein,andexpressly disclaimsanyandallimpliedwarrantiesofmerchantability,title,noninfringementofintellectualpropertyorfitness foraparticularpurpose,andCambriconDOESNOTassumeanyliabilityarisingoutoftheapplicationoruseofany productorservices.Cambriconshallhavenoliabilityrelatedtoanydefaults,damages,costsorproblemswhichmay bebasedonorattributableto:(i)theuseoftheCambriconproductinanymannerthatiscontrarytothisguide,or(ii) customerproductdesigns. LIMITATIONOFLIABILITY InnoeventshallCambriconbeliableforanydamageswhatsoever(including,withoutlimitation,damagesfor lossofprofits,businessinterruptionandlossofinformation)arisingoutoftheuseoforinabilitytousethisguide, evenifCambriconhasbeenadvisedofthepossibilityofsuchdamages.Notwithstandinganydamagesthatcustomer mightincurforanyreasonwhatsoever,Cambricon’saggregateandcumulativeliabilitytowardscustomerforthe productdescribedinthisguideshallbelimitedinaccordancewiththeCambricontermsandconditionsofsaleforthe product. ACCURACYOFINFORMATION InformationprovidedinthisdocumentisproprietarytoCambricon,andCambriconreservestherighttomake anychangestotheinformationinthisdocumentortoanyproductsandservicesatanytimewithoutnotice.The informationcontainedinthisguideandallotherinformationcontainedinCambricondocumentationreferencedin thisguideisprovided“ASIS”.Cambricondoesnotwarranttheaccuracyorcompletenessoftheinformation,text, graphics,linksorotheritemscontainedwithinthisguide.Cambriconmaymakechangestothisguide,ortothe productsdescribedtherein,atanytimewithoutnotice,butmakesnocommitmenttoupdatethisguide. Performancetestsandratingssetforthinthisguidearemeasuredusingspecificchipsorcomputersystemsor components.TheresultsshowninthisguidereflectapproximateperformanceofCambriconproductsasmeasuredby thosetests.Anydifferenceinsystemhardwareorsoftwaredesignorconfigurationmayaffectactualperformance. Assetforthabove,Cambriconmakesnorepresentation,warrantyorguaranteethattheproductdescribedinthis guidewillbesuitableforanyspecifieduse.Cambricondoesnotrepresentorwarrantthatittestsallparametersof eachproduct.Itiscustomer’ssoleresponsibilitytoensurethattheproductissuitableandfitfortheapplication plannedbythecustomerandtodothenecessarytestingfortheapplicationinordertoavoidadefaultofthe applicationortheproduct. Weaknessesincustomer’sproductdesignsmayaffectthequalityandreliabilityofCambriconproductandmay resultinadditionalordifferentconditionsand/orrequirementsbeyondthosecontainedinthisguide. IPNOTICES CambriconandtheCambriconlogoaretrademarksand/orregisteredtrademarksofCambriconCorporationin theUnitesStatesandothercountries.Othercompanyandproductnamesmaybetrademarksoftherespective companieswithwhichtheyareassociated. Thisguideiscopyrightedandisprotectedbyworldwidecopyrightlawsandtreatyprovisions.Thisguidemay notbecopied,reproduced,modified,published,uploaded,posted,transmitted,ordistributedinanyway,without Cambricon'spriorwrittenpermission.Otherthantherightforcustomertousetheinformationinthisguidewiththe product,nootherrightorlicense,eitherexpressorimplied,isgrantedbyCambriconunderthisguide.Forthe avoidanceofdoubt,Cambricondoesnotgrantanyrightorlicense(expressorimplied)tocustomerunde…

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Cambricon Technologies Corporation Limited 022311 – 6 Authority to Act as Agent Date: 2021/07/23 American Certification Body, Inc. 6731 Whittier Avenue Suite C110 McLean, VA 22101 To Whom It May Concern: _ Washington Technology International (Beijing) Ltd ___is authorized to act on our behalf, until otherwise notified, for applications to American Certification Body, Inc. (ACB). We certify that we are not subject to denial of federal benefits, that includes FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C. 862. Further, no party, as defined in 47 CFR 1.2002 (b), to the application is subject to denial of federal benefits, that includes FCC benefits. Thank you, Agency Agreement Expiration Date: _____ 12 months_____ By: ________ __________________ ______Wang Dan___________ (Signature 1 ) (Print name) Title: ___Certification Engineer_____________ On behalf of: Cambricon Technologies Corporation Limited _ (Company Name) Telephone: 010-83030003 1 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead.

Cambricon Technologies Corporation Limited 022311 – 6 Request for Confidentiality Date: 2021/07/23 Subject: Confidentiality Request for: 2ARVF-MLU370-S Pursuant to FCC 47 CRF 0.457(d) and 0.459 and IC RSP-100, Section 10, the applicant requests that a part of the subject FCC application be held confidential. Type of Confidentiality Requested Exhibit Short Term Permanent Block Diagrams Short Term External Photos Short Term Permanent* 2 Internal Photos Short Term Permanent Operation Description/Theory of Operation Short Term Permanent Parts List & Placement/BOM Short Term Permanent Tune-Up Procedure Short Term Permanent Schematics Short Term Test Setup Photos Short Term Permanent* User’s Manual *Note: ______(Insert Explanation as Necessary)______ ___ Cambricon Technologies Corporation Limited _____ has spent substantial effort in developing this product and it is one of the first of its kind in industry. Having the subject information easily available to "competition" would negate the advantage they have achieved by developing this product. Not protecting the details of the design will result in financial hardship. Permanent Confidentiality: The applicant requests the exhibits listed above as permanently confidential be permanently withheld from public review due to materials that contain trade secrets and proprietary information not customarily released to the public. Short-Term Confidentiality: The applicant requests the exhibits selected above as short term confidential be withheld from public view for a period of ___(specify number of days not to exceed 180) 3 ___ days from the date of the Grant of Equipment Authorization and prior to marketing. This is to avoid premature release of sensitive information prior to marketing or release of the product to the public. Applicant is also aware that they are responsible to notify ACB in the event information regarding the product or the product is made available to the public. ACB will then release the documents listed above for public disclosure pursuant to FCC Public Notice DA 04-1705. Sincerely, By:_____ _______ Wang Dan___ (Signature/Title 4 ) (Print name) 2 - The asterisked items (*) require further justification before permanent confidentiality will be allowed. These also currently require review by the FCC under their Permit-But-Ask policy before the grant is issued and can delay completion of an application. Further justification should be added to the note above. One such example for a potted device would be: “The EUT is FULLY potted using a non-removable epoxy based material. Removal of potting material causes irreparable damage to internal circuitry. See photographs exhibits that outline the device before and after potting.” 3 - Please refer to http://acbcert.com/documents/misc-docs/Memo-Short-Term-Vs-Standard-Confidentiality.pdf for complete details. 4 - Must be signed by applicant contact given for applicant on the FCC site, or by the authorized agent if an appropriate authorized agent letter has been provided. Letters should be placed on appropriate letterhead.

Cambricon Technologies Corporation Limited V1.0 Request for Supercede TO: Federal Communication Commission Please kindly be notified that we, Cambricon Technologies Corporation Limited herein request to supercede the FCC ID: 2ARVF-MLU370-S for the following reason: 1. We don’t want to show the Internal photos and External photos in the test report. Therefore, We will withdraw the internal photos and the External photos which are in the test report and is willing to replace the old one in FCC data base. 2. We don’t want to show the external photo in the label and label location. Therefore, We'd like to withdraw the photo from the label and label location. And is willing to replace the old one in FCC data base. Please kindly permit the supercede. Thank you. Sincerely, Name / Title: Company: Cambricon Technologies Corporation Limited Tel: 13811795368 Fax:NA Email: [email protected]

Cambricon Technologies Corporation Limited V1.0 Data: 2021.08.17 Office of Engineering and Technology Federal Communication Commission 7435 Oakland Mills Road Columbia, MID 21046-1609 Subject : SHORT-TERM Confidentiality request for FCC ID: 2ARVF-MLU370-S To Whom It May Concern, _We Cambricon Technologies Corporation Limited attests that none of the products certified under FCC ID: 2ARVF-MLU370-S has been marketed in the U.S. since the certification was granted on 28/07/2021 and acknowledges that the requested exhibits for SHORT-TERM Confidentiality below have been viewable to the public since 28/07/2021. Pursuant to Section 0.457 (d)(1)(ii) and 0.459 of 47CFR, the applicant requests the following documents contained in this application be temporarily withheld from public disclosure for a period of 180 days: Type of Confidentiality Requested Exhibit Short Term External Photos Short Term Internal Photos Short Term Test Setup Photos Short Term User’s Manual _We Cambricon Technologies Corporation Limited also acknowledges that they will also provide appropriate notice to ACB should either of the following occur: a) If the applicatnt requires aditional 180 days extension periods they will notify ACB with a new request letter at least 7 days prior to the short-term confidentiality expiration date – or b) Immediately notify ACB in the event information regarding the product or the product is made available to the public. ACB will then release the documents above for public disclosure pursuant to the FCC Public Notice. Name / Title: Wang Dan Company name: Cambricon Technologies Corporation Limited Tel: 13811795368 E-mail: [email protected]

Page 1 of 2 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com APPENDIX 2 PHOTOS OF EUT CONSTRUCTIONAL DETAILS EUT EXTERNAL PHOTOS EUT Photo EUT Photo Page 2 of 2 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com EUT Photo EUT Photo

Page 1 of 3 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com APPENDIX 2 PHOTOS OF EUT CONSTRUCTIONAL DETAILS EUT INTERNAL PHOTOS EUT Photo EUT Photo Page 2 of 3 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com EUT Photo EUT Photo Page 3 of 3 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com EUT Photo EUT Photo

Page 1 of 24 Report No.: 210508002EMC-1 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: Unit D/E of 9/F and 16/F, Block A, Building 6, Baoneng science and technology park, Longhua district, Shenzhen, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com UTTR-EMC-FCCPART15B-V1.1 FCC TEST REPORT Product Name: Intelligent Accelerating Card Trade Mark: Cambricon Model No.: MLU370-S/D Series Report Number: 210508002EMC-1 Test Standards: FCC 47 CFR Part 15 Subpart B FCC ID: 2ARVF-MLU370-S Test Result: PASS Date of Issue: July 28, 2021 Prepared for: Cambricon Technologies Corporation Limited 11/F, Block D, Zhizhen Tower, No.7 Zhichun Road, Haidian District, Beijing, China Prepared by: Shenzhen UnionTrust Quality and Technology Co., Ltd. Unit D/E of 9/F and 16/F, Block A, Building 6, Baoneng science and technology park, Longhua district, Shenzhen, China TEL: +86-755-2823 0888 FAX: +86-755-2823 0886 Prepared by: Reviewed by: Kieron Luo Eric Yu Project Engineer Project Supervisor Approved by: Date: July 28, 2021 Kevin Liang Assistant Manager Page 2 of 24 Report No.: 210508002EMC-1 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: Unit D/E of 9/F and 16/F, Block A, Building 6, Baoneng science and technology park, Longhua district, Shenzhen, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com UTTR-EMC-FCCPART15B-V1.1 Version Version No. Date Description V1.0 July 28, 2021 Original Page 3 of 24 Report No.: 210508002EMC-1 Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: Unit D/E of 9/F and 16/F, Block A, Building 6, Baoneng science and technology park, Longhua district, Shenzhen, China Tel: +86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] http://www.uttlab.com UTTR-EMC-FCCPART15B-V1.1 CONTENTS 1. GENERAL INFORMATION ....................................................................................................................................... 4 1.1 CLIENT INFORMATION ........................................................................................................................................ 4 1.2 EUT INFORMATION ............................................................................................................................................ 4 1.2.1 GENERAL DESCRIPTION OF EUT ............................................................................................................ 4 1.2.2 DESCRIPTION OF ACCESSORIES ............................................................................................................. 6 1.3 DESCRIPTION OF SUPPORT UNITS ...................................................................................................................... 6 1.4 TEST LOCATION ................................................................................................................................................. 6 1.5 TEST FACILITY................................................................................................................................................... 6 1.6 DEVIATION FROM STANDARDS ............................................................................................................................ 6 1.7 ABNORMALITIES FROM STANDARD CONDITIONS .................................................................................................. 7 1.8 OTHER INFORMATION REQUESTED BY THE CUSTOMER ........................................................................................ 7 1.9 MEASUREMENT UNCERTAINTY ........................................................................................................................... 7 2. TEST SUMMARY ...................................................................................................................................................... 8 3. EQUIPMENT LIST .................................................................................................................................................... 9 4. TEST CONFIGURATION ........................................................................................................................................ 10 4.1 ENVIRONMENTAL CONDITIONS FOR TESTING ...................................................................................................... 10 4.1.1 NORMAL OR EXTREME TEST CONDITIONS ............................................................................................. 10 4.1.2 RECORD OF NORMAL ENVIRONMENT..................................................................................................... 10 4.2 TEST MODES ................................................................................................................................................... 10 4.3 TEST SETUP .................................................................................................................................................... 10 4.3.1 FOR RADIATED EMISSIONS TEST SETUP ................................................................................................ 10 4.3.2 FOR CONDUCTED EMISSIONS TEST SETUP ............................................................................................ 11 4.4 SYSTEM TEST CONFIGURATION ........................................................................................................................ 11 5. REFERENCE DOCUMENTS FOR TESTING ......................................................................................................... 12 6. EMC REQUIREMENTS SPECIFICATION .............................................................................................................. 12 6.1 RADIATED EMISSION ........................................................................................................................................ 12 6.2 CONDUCTED EMISSION .................................................................................................................................... …

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Page 1 of 3 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com APPENDIX 1 PHOTOS OF TEST SETUP Radiated emission Test Setup-1 (30 MHz~1 GHz) Page 2 of 3 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com Radiated emission Test Setup-2 (Above 1 GHz) Page 3 of 3 FCC ID：2ARVF-MLU370-S Shenzhen UnionTrust Quality and Technology Co., Ltd. Address: 16/F, Block A, Building 6, Baoneng Science and Technology Park, Qingxiang Road No.1, Longhua New District, Shenzhen, China Te l : + 86-755-28230888 Fax: +86-755-28230886 E-mail: [email protected] Http://www.uttlab.com Conducted Emission Test Setup-3