2ABLKGS5229XXGigaSpire BLAST u6t

TM TMTM - 2 -- 3 -- 4 - P/N 220-01157 Rev 11 www.calix.com TM TM TM - 5 -- 6 -

GigaSpire BLAST GS5229E, GS5229XG Installation Guide DRAFT - B Author's Note: Watermark is required during pre-release versions. Watermark will be removed at the time of release on or about May 14, 2024 January 2024 Part Number 220-01327 Rev 10 DRAFT - B Contents About this Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 GigaSpire u6t (GS5229E) and u6txg (GS5229XG) ONU Product Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Introducing the GigaSpire u6t. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Introducing the GigaSpire u6txg. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Product Dimensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Exploring the ONU Interfaces. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Powering Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Mounting Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Installation Considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Installing the GigaSpire u6t and u6txg. . . . . . . . . . . . . . . . . . . . . . . . . 21 Unpacking the ONU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Selecting an Installation Location. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Option 1: Installing the System on a Tabletop. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Option 2: Installing the System on a Wall. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Grounding the Unit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 Installing Power and Network Cables - AC to DC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 (Optional) Installing Power and Network Cables - UPS Power. . . . . . . . . . . . . . . . . . . . . . . . 32 Connecting to the Internet. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Proprietary Information: Not for use or disclosure except by written agreement with Calix. © Calix. All rights reserved. DRAFT - B System LED Behavior. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 System Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38 Agency Listings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41 Proprietary Information: Not for use or disclosure except by written agreement with Calix. © Calix. All rights reserved. 4 DRAFT - B About this Guide This document pro vides the installation procedures required for the Calix GigaSpire BLAST (GS5229E/GS5229XG) indoor Wi-Fi AP systems. The Calix GigaSpire GS5229E and GS5229XG is a new generation, dual-band, PoE or locally powered Wi-Fi 6 RG/ Mesh system. Intended Audience This document is intended for use by network planning engineers, outside plant engineers, and field/craft personnel responsible for installation and maintenance of Calix premises equipment. IMPORTANT NOTE: FCC Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 27cm between the radiator & your body. This device contains license-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s license- exempt RSS(s). Operation is subject to the following two conditions: ▪▪(1) This device may not cause interference. ▪▪(2) This device must accept any interference, including interference that may cause undesired operation of the device. Cet appareil contient des émetteurs / récepteurs exempts de licence qui sont conformes au (x) RSS (s) exemptés de licence d'Innovation, Sciences et Développement économique Canada. L'opération est soumise aux deux conditions suivantes: ▪▪(1) Cet appareil ne doit pas provoquer d'interférences. ▪▪(2) Cet appareil doit accepter toute interférence, y compris les interférences susceptibles de provoquer un fonctionnement indésirable de l'appareil. IMPORTANT NOTE: IC Radiation Exposure Statement This equipment complies with IC RSS-102 radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 33cm between the radiator & your body. Cet équipement est conforme aux limites d'exposition aux rayonnements IC établies pour un environnement non contrôlé. Cet équipement doit être installé et utilisé avec un minimum de 33cm de distance entre la source de rayonnement et votre corps. This document uses the following safety notice conventions. DANGER! Danger indicates the presence of a hazar d that will cause severe personal injury or death if not avoided. DANGER! Danger indique la présence d'un danger qui entraînera des blessures graves ou la mort s'il n'est pas évité. Proprietary Information: Not for use or disclosure except by written agreement with Calix. © Calix. All rights reserved. 5 DRAFT - B ! WARNING! Warning indicates the presence of a hazard that can cause severe personal injur y if not avoided. ATTENTION! Avertissement indique la présence d'un danger pouvant entraîner des blessures grav…

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Calix Inc. 1035 N. McDowell Blvd. Petaluma, California 94954, United States Date: 2024-01-12 FCC ID: 2ABLKGS5229XX To the attention of Federal Communications Commission Authorization and Evaluation Division Attestation Statements Attestation Statements Part 2.911(d)(5)(i) Filing Calix Inc. certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receivingan equipment authorization pursuant to section 2.903 of the FCC rules. Attestation Statements Part 2.911(d)(5)(ii) Filing Calix Inc. certifies that, as of the date of the filing of the application, the applicant is not identified on the Covered List (as a specifically named entity or any of its subsidiaries or affiliates) as an entity producing “covered” equipment. Sincerely yours, ----------------------------------------------- Alex Mathews / Sr. Compliance Engineer Calix Inc. TEL: 669-288-2945 FAX: 707-283-3155 E-mail: alex.mathews@@calix.com

Calix Inc. 1035 N. McDowell Blvd. Petaluma, California 94954, United States U.S. Agent for Service of Process Attestation To the attention of Federal Communications Commission Authorization and Evaluation Division Applicant / Designated U.S Agent Company Name: Calix Inc. FRN: 0023213168 Grantee Code or FCC ID: 2ABLK or 2ABLKGS5229XX Contact Name: Alex Mathews Street Address: 1035 N. McDowell Blvd. Petaluma, City/Province/Zip: California 94954, United States Telephone No: 669-288-2945 Email: [email protected] This letter is to confirm that the Applicant has designated itself as the U.S Agent for service of process as required by §2.911(d)(7). The Applicant further acknowledges acceptance to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. Applicant / U.S. Agent Signature: Date: 2024-01-122024-01-12 Signed by (printed name): Alex Mathews

Calix Inc. 1035 N. McDowell Blvd. Petaluma, California 94954, United States Date: 2024-01-12 FCC ID: 2ABLKGS5229XX To the attention of Federal Communications Commission Authorization and Evaluation Division Permanent Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the Commission’s Rules, the Applicant hereby requests confidential treatment of information accompanying this Application as outlined below: Schematics Block Diagram Operational Description Software Operational Description The above materials contain trade secrets and proprietary information not customarily released to the public. The public disclosure of these matters might be harmful to the Applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457, disclosure of this Application and all accompanying documentation will not be made before the date of the Grant for this application. Sincerely yours, ----------------------------------- Alex Mathews / Sr. Compliance Engineer Calix Inc. TEL: 669-288-2945 FAX: 707-283-3155 E-mail: [email protected]

Calix Inc. 1035 N. McDowell Blvd. Petaluma, California 94954, United States Date: 2024-01-14 FCC ID: 2ABLKGS5229XX To the attention of Federal Communications Commission Authorization and Evaluation Division Confidentiality Request Pursuant to Sections 0.457 and 0.459 of the commission’s rules, we request short-term confidential treatment for the following information accompanying this application as outlined below until 180 days after the grant date of Equipment Authorization in order to ensure sensitive business information remains confidential until the actual marketing of the device: External photos Test Setup photos User’s manual Internal Photos Sincerely yours, ----------------------------------- Alex Mathews / Sr. Compliance Engineer Calix Inc. TEL: 669-288-2945 FAX: 707-283-3155 E-mail: alex.mathews@@calix.com

Calix Inc. 1035 N. McDowell Blvd. Petaluma, California 94954, United States Date: 2024-01-12 FCC ID: 2ABLKGS5229XX A U T H O R I Z A T I O N L E T T E R To Whom It May Concern: Calix Inc. hereby authorizes Trista Tsai / Specialist of Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch (“BV CPS Taoyuan”), to act on its behalf in all matters relating to the Federal Communication Commission (“FCC”) application for equipment authorization in connection with the FCC ID listed above, including signing of all documents relating to these matters. Any and all acts carried out by Trista Tsai / Specialist of BV CPS Taoyuan on Calix Inc.’s behalf, within the scope of the powers granted herein, shall have the same effect as acts of its own. If you have any questions regarding the authorization, please don’t hesitate to contact us. Sincerely yours, ----------------------------------------------- Alex Mathews / Sr. Compliance Engineer Calix Inc. TEL: 669-288-2945 FAX: 707-283-3155 E-mail: alex.mathews@@calix.com

Calix Inc 2777 Orchard Pkwy, San Jose, CA 95134, United States Of America Date: 2024-01-12 Innovation, Science and Economic Development Canada Certification & Engineering Bureau 3701 Carling Ave., Building 94 Ottawa, Ontario K2H 8S2 SUBJECT: End Product Model Difference Attestation IC: 4009A-GS5229XX Models: u6txg GS5229XG, u6t GS5229E We, Calix Inc, hereby declare that our end product, GigaSpire BLAST u6t, includes 2 model names as listed above. The above listed models are electrically and mechanically identical except for the differences listed below: HVIN FVIN WAN ports u6t GS5229E 24.1.900.60 10GE u6txg GS5229XG 31849.5.5.254 XGS PON If you have any questions regarding the authorization, please don’t hesitate to contact us. Sincerely yours, ----------------------------------- Alex Mathews / Sr. Compliance Engineer Calix Inc. TEL: 669-288-2945 FAX: 707-283-3155 E-mail: alex.mathews@@calix.com FCC ID:2ABLKGS5229XX

Reference No.: BCKS-WTW-P23110556_EXT Page 1/18 CONSTRUCTION PHOTOS OF EUT Model: u6txg GS5229XG Reference No.: BCKS-WTW-P23110556_EXT Page 2/18 Reference No.: BCKS-WTW-P23110556_EXT Page 3/18 Reference No.: BCKS-WTW-P23110556_EXT Page 4/18 Reference No.: BCKS-WTW-P23110556_EXT Page 5/18 Reference No.: BCKS-WTW-P23110556_EXT Page 6/18 Reference No.: BCKS-WTW-P23110556_EXT Page 7/18 Reference No.: BCKS-WTW-P23110556_EXT Page 8/18 Model: u6t GS5229E Reference No.: BCKS-WTW-P23110556_EXT Page 9/18 Reference No.: BCKS-WTW-P23110556_EXT Page 10/18 Reference No.: BCKS-WTW-P23110556_EXT Page 11/18 Reference No.: BCKS-WTW-P23110556_EXT Page 12/18 Reference No.: BCKS-WTW-P23110556_EXT Page 13/18 Reference No.: BCKS-WTW-P23110556_EXT Page 14/18 Reference No.: BCKS-WTW-P23110556_EXT Page 15/18 Adapter 1 (Model: AMS157-1203000FU) Reference No.: BCKS-WTW-P23110556_EXT Page 16/18 Reference No.: BCKS-WTW-P23110556_EXT Page 17/18 Adapter 2 (Model: MS-V3000R120-036L0-US) Reference No.: BCKS-WTW-P23110556_EXT Page 18/18

u6txg GS5229XG u6t GS5229E

Reference No.: BCKS-WTW-P23110556_INT Page 1/25 CONSTRUCTION PHOTOS OF EUT Model: u6txg GS5229XG 1 st heatsink type Reference No.: BCKS-WTW-P23110556_INT Page 2/25 Reference No.: BCKS-WTW-P23110556_INT Page 3/25 Reference No.: BCKS-WTW-P23110556_INT Page 4/25 Reference No.: BCKS-WTW-P23110556_INT Page 5/25 Reference No.: BCKS-WTW-P23110556_INT Page 6/25 2 nd heatsink type Reference No.: BCKS-WTW-P23110556_INT Page 7/25 2 nd Transformer Reference No.: BCKS-WTW-P23110556_INT Page 8/25 Model: u6t GS5229E 1 st heatsink type Reference No.: BCKS-WTW-P23110556_INT Page 9/25

Reference No.: BCKS-WTW-P23110556_INT Page 10/25 Reference No.: BCKS-WTW-P23110556_INT Page 11/25 Reference No.: BCKS-WTW-P23110556_INT Page 12/25 Reference No.: BCKS-WTW-P23110556_INT Page 13/25 Reference No.: BCKS-WTW-P23110556_INT Page 14/25 Reference No.: BCKS-WTW-P23110556_INT Page 15/25 2 nd heatsink type Reference No.: BCKS-WTW-P23110556_INT Page 16/25 2 nd Transformer 2G1 Antenna Reference No.: BCKS-WTW-P23110556_INT Page 17/25 Reference No.: BCKS-WTW-P23110556_INT Page 18/25 2G2 Antenna Reference No.: BCKS-WTW-P23110556_INT Page 19/25 5G1 Antenna Reference No.: BCKS-WTW-P23110556_INT Page 20/25 Reference No.: BCKS-WTW-P23110556_INT Page 21/25 5G2 Antenna Reference No.: BCKS-WTW-P23110556_INT Page 22/25 5G3 Antenna Reference No.: BCKS-WTW-P23110556_INT Page 23/25 Reference No.: BCKS-WTW-P23110556_INT Page 24/25 5G4 Antenna Reference No.: BCKS-WTW-P23110556_INT Page 25/25

Report No.: MFBCKS-WTW-P23110556 Page No. 1 / 11Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 RF EXPOSURE REPORT CERTIFICATE OF CONFORMITY FCC Rule Part: FCC Part 2 (Section 2.1091) Report No.: MFBCKS-WTW-P23110556 FCC ID: 2ABLKGS5229XX Product: GigaSpire BLAST u6t Brand: Calix Model No.: u6txg GS5229XG Series Model: u6t GS5229E Received Date: 2023/10/25 Test Date: 2023/12/5 ~ 2023/12/20 Issued Date: 2024/1/23 Applicant: Calix Inc. Address: 1035 N. McDowell Blvd. Petaluma, CA94954 U.S.A. Issued By: Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch Hsin Chu Laboratory Lab Address: E-2, No.1, Li Hsin 1st Road, Hsinchu Science Park, Hsinchu City 300, Taiwan Test Location: E-2, No.1, Li Hsin 1st Road, Hsinchu Science Park, Hsinchu City 300, Taiwan FCC Registration / Desi gnation Number: 723255 / TW2022 Approved by: , Date:2024/1/23 Wen Yu / Assistant Manager This test report consists of 11 pages in total. It may be duplicated completely for legal use with the approval of the applicant. It should not be reproduced except in full, without the written approval of our laboratory. The test results in the report only apply to the tested sample. The test results in this report are traceable to the national or international standards. Prepared b y : Phoenix Huang / Specialist This report is governed by, and incorporates by reference, the Conditions of Testing as posted at the date of issuance of this report at http://www.bureauveritas.com/home/about-us/our- business/cps/about-us/terms-conditions/ and is intended for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. Measurement uncertainty is only provided upon request for accredited tests. Statements of conformity are based on simple acceptance criteria without taking measurement uncertainty into account, unless otherwise requested in writing. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence or if you require measurement uncertainty; provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Report No.: MFBCKS-WTW-P23110556 Page No. 2 / 11Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 Table of Contents Release Control Record ....................................................................................................................................................... 3 1 Certificate .................................................................................................................................................................... 4 2 Measurement Uncertainty ......................................................................................................................................... 5 3 Test Instruments ........................................................................................................................................................ 5 4 Applicable RF Exposure Limit .................................................................................................................................. 6 5 Test Results ................................................................................................................................................................ 9 6 Conclusion ................................................................................................................................................................ 10 7 Information of the Testing Laboratories ................................................................................................................ 11 Report No.: MFBCKS-WTW-P23110556 Page No. 3 / 11Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 Release Control Record Issue No. Description Date Issued MFBCKS-WTW-P23110556 Original release. 2024/1/23 Report No.: MFBCKS-WTW-P23110556 Page No. 4 / 11Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 1 Certificate Product: GigaSpire BLAST u6t Brand: Calix Test Model: u6txg GS5229XG Series Model: u6t GS5229E Sample Status: Engineering sample Applicant: Calix Inc. Test Date: 2023/12/5 ~ 2023/12/20 FCC Rule Part: FCC Part 2 (Section 2.1091) Standard: KDB 447498 D04 Interim General RF Exposure Guidance v01 The above equipment has been tested by Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch, and found compliance with the requirement of the above standards. The test record, data evaluation & Equipment Under Test (EUT) configurations represented herein are true and accurate accounts of the measurements of the sample’s RF characteristics under the conditions specified in this report. Report No.: MFBCKS-WTW-P23110556 Page No. 5 / 11Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 2 Measurement Uncertainty Where relevant, the following measurement uncertainty levels have been estimated for tests performed on the EUT. Measurement Specification Expanded Uncertainty (k=2) (±) RF Exposure 1 GHz ~ 2.5 GHz1.2 dB 2.5 GHz ~ 8 GHz1.3 dB 3 Test Instruments The calibration interval of the all test instruments are 12 months and the calibrations are traceable to NML/ROC and NIST/USA. Routine Evaluatio…

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Report No.: ORBCKS-WTW-P23110556 R3 Page No. 1 / 56 Report Format Version:6.1.2 Cancels and replaces report no.: ORBCKS-WTW-P23110556 R2, Dated: December.26, 2023 Antenna Gain Measurement Report Report No.: ORBCKS-WTW-P23110556 R3 Model No.: u6txg GS5229XG Variant Model No.: u6t GS5229E Received Date: 2023.11.21 Test Date: 2023.11.29 Issued Date: 2024.1.25 Applicant: Calix Inc. Address: 2350 Campbell Creek Blvd, Suite 120, Richardson, TX 75082 United States Manufacturer: NEWEB VIET NAM CO., LTD. Address: Land Lot CN01, Dong Van III Industrial zone, Dong Van Ward, Duy Tien Town, Ha Nam Province, VietNam Issued By: Bureau Veritas Consumer Products Services (Hong Kong) Limited, Taoyuan Branch Mobile Communications Laboratory Lab Address: No.19, Hwa Ya 2nd Rd., Kwei shan Dist., Taoyuan City, Taiwan (R.O.C) TAF Number: 2770 (OTA3-HY) Prepared by : , Date: 2024.1.25 Johnny Liu / Supervisor Approved by : , Date: 2024.1.25 Ken Chan / Manger This report is governed by, and incorporates by reference, the Conditions of Testing as posted at the date of issuance of this report at http://www.bureauveritas.com/home/about-us/our-business/cps/about-us/terms-conditions/ and is intended for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. Measurement uncertainty is only provided upon request for accredited tests. Statements of conformity are based on simple acceptance criteria without taking measurement uncertainty into account, unless otherwise requested in writing. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence or if you require measurement uncertainty; provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Report No.: ORBCKS-WTW-P23110556 R3 Page No. 2 / 56 Report Format Version:6.1.2 Cancels and replaces report no.: ORBCKS-WTW-P23110556 R2, Dated: December.26, 2023 Table of Contents Release Control Record .................................................................................................................................... 3 1 EUT Antenna System Description ........................................................................................................ 4 1.1 Antenna Information ............................................................................................................................. 4 1.2 Antenna Location (Configuration and RF Chains) ............................................................................... 4 2 Antenna Measurement ......................................................................................................................... 5 2.1 Antenna Measurement Chamber ......................................................................................................... 5 2.2 Reference Standard ............................................................................................................................. 5 2.3 Block diagram of antenna test set-up ................................................................................................... 5 2.4 Block diagram of calibration ................................................................................................................. 6 2.5 Measurement Setup ............................................................................................................................. 6 2.6 EUT Operation mode ........................................................................................................................... 7 2.7 Test Setup Diagram for EUT ................................................................................................................ 7 2.8 Test Instruments ................................................................................................................................... 8 2.9 Test Procedure ..................................................................................................................................... 8 2.10 Summary Test Result ........................................................................................................................... 9 APPENDIX A – Detail Test Data Information ................................................................................................ 10 A.1 Radiated Directional Gain .................................................................................................................. 10 A.2 Antenna Pattern Test Plots ................................................................................................................. 49 APPENDIX B –Test Setup and EUT antenna port photo .............................................................................. 55 B.1 Antenna Location (Configuration and RF Chains) .................................................................................. 55 B.2 Test Setup Diagram for EUT ................................................................................................................... 55 APPENDIX C - Information of the Testing Laboratories ............................................................................... 56 Report No.: ORBCKS-WTW-P23110556 R3 Page No. 3 / 56 Rep…

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Report No.: RFBCKS-WTW-P23110556-1Page No. 1 / 102Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 TEST REPORT CERTIFICATE OF CONFORMITY Standard: 47 CFR FCC Part 15, Subpart E (Section 15.407) Report No.: RFBCKS-WTW-P23110556-1 FCC ID: 2ABLKGS5229XX Product: GigaSpire BLAST u6t Brand: Calix Model No.: u6txg GS5229XG Series Model: u6t GS5229E Received Date: 2023/10/25 Test Date: 2023/10/25 ~ 2023/12/8 Issued Date: 2024/1/23 Applicant: Calix Inc. Address: 1035 N. McDowell Blvd. Petaluma, CA94954 U.S.A. Issued By: Bureau Veritas Consumer Products Services (H.K.) Ltd., Taoyuan Branch Hsin Chu Laboratory Lab Address: E-2, No.1, Li Hsin 1st Road, Hsinchu Science Park, Hsinchu City 300, Taiwan Test Location: E-2, No.1, Li Hsin 1st Road, Hsinchu Science Park, Hsinchu City 300, Taiwan FCC Registration / Desi gnation Number: 723255 / TW2022 Approved by: , Date:2024/1/23 Wen Yu / Assistant Manager This test report consists of 102 pages in total. It may be duplicated completely for legal use with the approval of the applicant. It should not be reproduced except in full, without the written approval of our laboratory. The test results in the report only apply to the tested sample. The test results in this report are traceable to the national or international standards. Prepared b y : Phoenix Huang / Specialist This report is governed by, and incorporates by reference, the Conditions of Testing as posted at the date of issuance of this report at http://www.bureauveritas.com/home/about-us/our- business/cps/about-us/terms-conditions/ and is intended for your exclusive use. Any copying or replication of this report to or for any other person or entity, or use of our name or trademark, is permitted only with our prior written permission. This report sets forth our findings solely with respect to the test samples identified herein. The results set forth in this report are not indicative or representative of the quality or characteristics of the lot from which a test sample was taken or any similar or identical product unless specifically and expressly noted. Our report includes all of the tests requested by you and the results thereof based upon the information that you provided to us. Measurement uncertainty is only provided upon request for accredited tests. Statements of conformity are based on simple acceptance criteria without taking measurement uncertainty into account, unless otherwise requested in writing. You have 60 days from date of issuance of this report to notify us of any material error or omission caused by our negligence or if you require measurement uncertainty; provided, however, that such notice shall be in writing and shall specifically address the issue you wish to raise. A failure to raise such issue within the prescribed time shall constitute your unqualified acceptance of the completeness of this report, the tests conducted and the correctness of the report contents. Report No.: RFBCKS-WTW-P23110556-1Page No. 2 / 102Report Format Version: 7.1.0 Reference No.: BCKS-WTW-P23110556 Table of Contents Release Control Record ....................................................................................................................................................... 4 1 Certificate .................................................................................................................................................................... 5 2 Summary of Test Results ................................................................................................................................…

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