YMX-EC806CMassage Chair

Osaki Pro Maestro 2.0 Instruction Manual Contents Important safety instructions Product parts Before use The controller instructions Operation guide After massage Cleaning and maintenance Q & A Troubleshooting Specification .......................................................................... ......................................................................................................... ....................................................................................................................... ................................................................................. ........................................................................................................ ............................................................................................................ ............................................................................... ................................................................................................................................. ........................................................................................................ ................................................................................................................ 4 9 11 15 17 23 24 25 26 28 110V, 60Hz $Q\RQHZLWKVSLQDORUQHUYHFRQGLWLRQV Xal physical discomfort during usage of the chair immediately stop using the re is abnormal discomfort after using the chair contact your physician and refrain from using the chair unless recommended by your physician. ons  B is replaceable it, has no signs of damage or tears, to avoid from damaging the roller head shock. If not followed it may lead to electrical shock, electrical product failure and overheating causing a fire. Make sure the power cable is firmly plugged into the outlet to prevent power surges, shorts, and electrical shocks. Electrical shocks may cause overheating and fires. Any person with a pacemaker of medical device can not use this product. The chair produces an sounds. Do any cushions or obstructions between the backrest pad and the backrest. This may lead to damaging the mechanism and personal injury. When moving or handling the chair , be sure to grab from its frame and the recommended grabbing . When massaging the neck area, be attentive to the intensity of the massage to make sure that it is not applying to much pressure which may aggravate neck muscles or nerves. If unusual pain is experienced ЬThe following persons (even if they are physically healthy at present) should consult a physician before using the product. (1) Persons with muscular atrophy due to aging or below normal weight; (2) Persons feeling lumbago (pain in the muscles and joints of the lower back) because of bone or viscus problems; (3) Persons receptive to suffering sprains or bruising easily; 4 Persons with carsickness or seasickness (motion sickness) who received a heart opera tion or another vascular operation; Ifnot addressed properly may lead to serious injury. Before sitting on the product, make sure there is no foreign objects between any two parts of the chair. (Make sure there is no foreign objects on the back cover, the backrest, the seat surface, the Lower Leg/Foot massage section or inside surface of the back cushion.) Otherwise accidents,injuries, or product faults caused by clamping of hands, feet, or other Before sitting on the seat, make sure the massage wheels are in the retracted positions. If you want to leave the seat during the massage, stop the product first. articles. When the Lower Leg/Foot massage section is not retracting after the massage, retract the footrest by manually retracting it Otherwise accidentsor injuriesmay happen. Otherwise an electricshock or circuitfault may Otherwise injuries may happen. Otherwise marks and damage may be lefton the floor. Otherwise happen. with the remote button. When pulling out the power plug, do not pull from the power line but grab from the head of the plug to prevent damage and injury . Before moving the product, be sure the legrest and the backrest are in the default position. The backrest up and the l egrest down. When moving the product by pulley, moving dolly lay a mats on the floor to avoid markings or damage to the floor. Do not roll the chair on engineered wood floors or soft woods. Keep the safety lock key. Keep children our of reach from children. Do not let children tamper with the remote control. children may cause accidents or suffer injuries by eating it or playing with it. Before moving the product by dolly or the wheels of th chair, remove the obstructions close to it and in its path. If lifting use the recommended lifting points along the steel frame. Otherwise accidents or injuries may happen because of turn over of the product. If any symptom such as skin inflammation, itching or swelling when using, stop the using the product immediately and consult a physician. Otherwise accidents or physical discomfort may occur. Do not use the product and other devices at the same time, such as heating blankets, and other electronic devices. Otherwise Otherwise accidents or physical discomfort may happen. Do not place your hands, arms, feet and other part of the body e xcept for the neck between the roller massage heads. The rollers may s queeze the body parts extremely tightly causing injury. Do not put the knees between the in calf massager. This may cause serious injury.   Do not fall asleep while using the product. Do not use the product after drinking alcohol. If air in the filling the air bag on the seat is not completely discharged, do not stand or jump on the seat or put things on it. accidents or injuries may happen. Do not put hands or feet between footrest and seat base. Do not put hands or feet between footrest and side panel. Do not put hands or feet between seat base and side panel. Do not put hands or feet between upper and lower part of the footrest. Do not put hands or feet in the gap of seat base. Do…

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XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Agent Authorization Letter 2020-02-21 MET Laboratories, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern: We, the undersigned, hereby authorize Shenzhen Huaxia Testing Technology Co., Ltd. to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Name: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, China Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

Declaration statement Letter 2020-02-21 MET Laboratories, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: Declaration statement Letter To Whom It May Concern: We hereby declare that (FCC ID: YMX-EC806C) fulfill the requirements of 47 CFR Part 15C Section 15.247(g) & 15.247(h). Compliance for section 15.247(g) According to Bluetooth Core Specification, the Bluetooth system transmits the packet with the pseudorandom hopping frequency with a continuous data and the short burst transmission from the Bluetooth system is also transmitted under the frequency hopping system with the pseudorandom hopping frequency system. Compliance for section 15.247(h) According to Bluetooth Core specification, the Bluetooth system incorporates with an adaptive system to detect other user within the spectrum band so that it individually and independently to avoid hopping on the occupied channels. According to the Bluetooth Core specification, the Bluetooth system is designed not have the ability to coordinated with other FHSS System in an effort to avoid the simultaneous occupancy of individual hopping frequencies by multiple transmitter. Please contact me if there is any information you may need. Sincerely, Name: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, China Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Long Term Confidentiality Request Letter 2020-02-21 MET Laboratories, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 RE: CONFIDENTIALITY REQUEST FOR (FCC ID: YMX-EC806C) To Whom It May Concern: This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the - e.g. Block diagram - e.g. SCH - e.g. Operational Description required to be submitted with this application be permanently withheld from public review. The above documents are company proprietary information that could never get into the possession of your competition. Please contact me if there is any information you may need. Sincerely, Name: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, China Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

Model difference letter 2020,02,21 Dear MET Reviewer, This is a new Application from XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. EC-806C, Osaki Pro Maestro 2.0 are identical in interior structure, electrical circuits, components and appearance. Only different in color of appearance and model name Thank you for your cooperation! Yours sincerely, Signatory: Name: Pengfei Cui Position: Safety Engineer Company Name: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD Address: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, China Tel / Fax +86-592-7266925/ +86-592-5532788 E-Mail: [email protected]

FCC ID: YMX-EC806C Test Model No.:EC-806C FCC ID: YMX-EC806C FCC ID: YMX-EC806C FCC ID: YMX-EC806C

Test Model No.:EC-806C

FCC ID: YMX-EC806C FCC ID: YMX-EC806C FCC ID: YMX-EC806C FCC ID: YMX-EC806C BT ANT

Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax: +86-755-26648637 Website: www.cqa-cert.com Report Template Version: V04 Report Template Revision Date: 2018-07-06 RF Exposure Evaluation Report The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No. : CQASZ20200100044E-03 Applicant: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Address of Applicant: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Equipment Under Test (EUT): EUT Name: Massage Chair Model No.: EC-806C, Osaki Pro Maestro 2.0 Test Model No.: EC-806C Brand Name: N/A FCC ID: YMX-EC806C Standards: 47 CFR Part 1.1307 47 CFR Part 2.1093 KDB447498D01 General RF Exposure Guidance v06 Date of Receipt: 2020-01-10 Date of Test: 2020-01-10 to 2020-01-17 Date of Issue: 2020-01-17 Test Result : PASS* *In the configuration tested, the EUT complied with the standards specified above Tested By： (Tom Chen) Reviewed By: (Aaron Ma) Approved By: ( Jack Ai) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-03 Page:2 of 7 1 Version Revision History Of Report Report No. Version Description Issue Date CQASZ20200100044E-03 Rev.01 Initial report 2020-01-17 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-03 Page:3 of 7 2 Contents Page 1 VERSION ...................................................................................................................................................... 2 2 CONTENTS .................................................................................................................................................. 3 3 GENERAL INFORMATION .......................................................................................................................... 4 3.1 CLIENT INFORMATION .................................................................................................................................. 4 3.2 GENERAL DESCRIPTION OF EUT ................................................................................................................. 4 3.3 GENERAL DESCRIPTION OF BT .................................................................................................................... 4 3.4 GENERAL DESCRIPTION OF BLE .................................................................................................................. 4 4 SAR EVALUATION ...................................................................................................................................... 5 4.1 RF EXPOSURE COMPLIANCE REQUIREMENT ................................................................................................ 5 4.1.1 Standard Requirement ..................................................................................................................... 5 4.1.2 Limits ................................................................................................................................................ 5 4.1.3 EUT RF Exposure ............................................................................................................................ 6 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-03 Page:4 of 7 3 General Information 3.1 Client Information Applicant: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Address of Applicant: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Manufacturer: XIAMEN HEALTHCARE ELECTRONIC CO.,LTD. Address of Manufacturer: 65-66#, 62-63# BUILDING, SIMING ZONE, TONGAN INDUSTRIAL DISTRICT, XIAMEN CITY, FUJIAN PROVINCE, P.R. CHINA 3.2 General Description of EUT Product Name: Massage Chair Model No.: EC-806C, Osaki Pro Maestro 2.0 Test Model No.: EC-806C Trade Mark: N/A Hardware Version: 1.0 Software Version: 1.0 Bluetooth Version: V4.0 Sample Type: Mobile Portable Fix Location Power Supply: AC120V 60Hz 3.3 General Description of BT Operation Frequency: 2402MHz~2480MHz Modulation Technique: Frequency Hopping Spread Spectrum(FHSS) Modulation Type: GFSK, π/4DQPSK, 8DPSK Number of Channel: 79 Transfer Rate: 1Mbps/2Mbps/3Mbps Hopping Channel Type: Adaptive Frequency Hopping systems Test Software of EUT: Blue test 3 (manufacturer declare ) Antenna Type: Ceramic antenna Antenna Gain: 2.5dBi 3.4 General Description of BLE Operation Frequency: 2402MHz~2480MHz Modulation Type: GFSK Transfer Rate: 1Mbps/2Mbps Number of Channel: 40 Test Software of EUT: Blue test 3 (manufacturer declare ) Antenna Type: Ceramic antenna Antenna Gain: 2.5dBi Model No.: EC-806C, Osaki Pro Maestro 2.0 Only the model EC-806C was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being color of appearance, pack and model name. Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-03 Page:5 of 7 4 SAR Evaluation 4.1 RF Exposure Compliance Requirement 4.1.1 Standard Requirement According to KDB447498D01 General RF Exposure Guidance v06 4.3.1. Standalone SAR test exclusion considerations Unless specifically required by the published RF exposure KDB procedures, standalone 1-g head or body and 10-g extremity SAR evaluation for general population exposure conditions, by measurement or numerical simulation, is not required when the corresponding SAR Exclusion Threshold condition, listed below, is satisfied. 4.1.2 Limits The 1-g and 10-g SAR test exclusion thresholds for 100 MHz to 6 GHz at test separation distances ≤ 50 mm are determined by: [(max. power of channel, including tune-up tolerance, mW)/(min. test separation distance, mm)] · [√f(GHz)] ≤ 3.0 for 1-g SAR and ≤ 7.5 for 10-g extremity SAR, where before calculation 17 The test exclusions are applicable only whe…

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Shenzhen Huaxia Testing Technology Co., Ltd 1F., Block A of Tongsheng Technology Building, Huahui Road, Dalang Street, Longhua District, Shenzhen, China Telephone: +86-755-26648640 Fax: +86-755-26648637 Website: www.cqa-cert.com Report Template Version: V04 Report Template Revision Date: 2018-07-06 TEST REPORT The test report is effective only with both signature and specialized stamp, The result(s) shown in this report refer only to the sample(s) tested. Without written approval of CQA, this report can’t be reproduced except in full. Report No. : CQASZ20200100044E-02 Applicant: XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP CO., LTD. Address of Applicant: (5/F) NO.168, QIANPU ROAD, SIMING DISTRICT, XIAMEN, CHINA Equipment Under Test (EUT): EUT Name: Massage Chair Model No.: EC-806C, Osaki Pro Maestro 2.0 Test Model No.: EC-806C Brand Name: N/A FCC ID: YMX-EC806C Standards: 47 CFR Part 15, Subpart C Date of Receipt: 2020-01-10 Date of Test: 2020-01-10 to 2020-01-17 Date of Issue: 2020-01-17 Test Result : PASS* * In the configuration tested, the EUT complied with the standards specified above Tested By： (Tom Chen) Reviewed By: (Aaron Ma) Approved By: ( Jack Ai) Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-02 Page:2 of 48 1 Version Revision History Of Report Report No. Version Description Issue Date CQASZ20200100044E-02 Rev.01 Initial report 2020-01-17 Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-02 Page:3 of 48 2 Test Summary Test Item Test Requirement Test method Result Antenna Requirement 47 CFR Part 15, Subpart C Section 15.203/15.247 (c) ANSI C63.10 2013 PASS AC Power Line Conducted Emission 47 CFR Part 15, Subpart C Section 15.207 ANSI C63.10 2013 PASS Conducted Peak Output Power 47 CFR Part 15, Subpart C Section 15.247 (b)(3) ANSI C63.10 2013 PASS 6dB Occupied Bandwidth 47 CFR Part 15, Subpart C Section 15.247 (a)(2) ANSI C63.10 2013 PASS Power Spectral Density 47 CFR Part 15, Subpart C Section 15.247 (e) ANSI C63.10 2013 PASS Band-edge for RF Conducted Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 2013 PASS RF Conducted Spurious Emissions 47 CFR Part 15, Subpart C Section 15.247(d) ANSI C63.10 2013 PASS Radiated Spurious Emissions 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 2013 PASS Restricted bands around fundamental frequency (Radiated Emission) 47 CFR Part 15, Subpart C Section 15.205/15.209 ANSI C63.10 2013 PASS Model No.: EC-806C, Osaki Pro Maestro 2.0 Only the model EC-806C was tested, since the electrical circuit design, layout, components used and internal wiring were identical for the above models, with difference being color of appearance, pack and model name. Shenzhen Huaxia Testing Technology Co., Ltd Report No.: CQASZ20200100044E-02 Page:4 of 48 3 Contents Page 1 VERSION .................................................................................................................................................................. 2 2 TEST SUMMARY .................................................................................................................................................... 3 3 CONTENTS .............................................................................................................................................................. 4 4 GENERAL INFORMATION ................................................................................................................................... 5 4.1 CLIENT INFORMATION .......................................................................................................................................... 5 4.2 GENERAL DESCRIPTION OF EUT .......................................................................................................................... 5 4.3 ADDITIONAL INSTRUCTIONS................................................................................................................................. 7 4.4 TEST ENVIRONMENT ............................................................................................................................................ 8 4.5 DESCRIPTION OF SUPPORT UNITS ......................................................................................................................... 8 4.6 STATEMENT OF THE MEASUREMENT UNCERTAINTY ............................................................................................. 9 4.7 TEST LOCATION ................................................................................................................................................. 10 4.8 TEST FACILITY ................................................................................................................................................... 10 4.9 DEVIATION FROM STANDARDS ........................................................................................................................... 10 4.10 OTHER INFORMATION REQUESTED BY THE CUSTOMER ...................................................................................... 10 4.11 EQUIPMENT LIST ................................................................................................................................................ 11 5 TEST RESULTS AND MEASUREMENT DATA .............................................................................................. 12 5.1 ANTENNA REQUIREMENT ................................................................................................................................... 12 5.2 CONDUCTED EMISSIONS ..................................................................................................................................... 13 5.3 CONDUCTED PEAK OUTPUT POWER ................................................................................................................... 16 5.4 6DB OCCUPY BANDWIDTH ................................................................................................................................. 19 5.5 POWER…

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FCC ID: YMX-EC806C 1 Photographs - EUT Test Setup 1.1 Radiated Emission 9KHz~30MHz: 30MHz~1GHz: FCC ID: YMX-EC806C Above 1GHz: 1.2 Conducted Emission