PX8MIRCU-S24Multi internal Remote Control Unit

Multi Internal Remote Control Unit (MIRCU) User Manual Document Version 1.4 MIRCU User Manual © Comba Telecom Ltd. All Rights Reserved Page 1 of 24 Contents 1 Foreword ................................................................................................ 2 2 Safety Precaution .................................................................................. 3 3 Overview ................................................................................................ 3 3.1 Main Purpose & Scope of Application ............................................................ 3 3.2 Model Description............................................................................................ 3 3.3 Normal Working Conditions and Environment .............................................. 3 3.4 Dimension & Weight ........................................................................................ 3 4 MIRCU Specification .............................................................................. 4 5 RET System and Working Principle ...................................................... 4 5.1 RET System ..................................................................................................... 4 5.2 Working Principle ............................................................................................ 4 5.3 2 Primaries Working Principle ........................................................................ 5 5.3.1 Operation in AISG2.0 Mode ............................................................................. 6 5.3.2 Operation in AISG3.0 Mode ........................................................................... 11 6 MIRCU Installation and Connection .................................................... 15 6.1 Installation Requirement ............................................................................... 15 6.1.1 Control Cable Requirement ........................................................................... 15 6.1.2 Power Supply ................................................................................................. 15 6.1.3 Installation Tools ........................................................................................... 16 6.2 MIRCU-S24 Installation .................................................................................. 16 6.2.1 MIRCU-S24 Installation Steps and Methods ................................................. 16 6.2.2 Connection between MIRCU, PCU and Antenna System ............................. 18 6.3 Mapping of MIRCU to Phase Shifter ............................................................. 19 6.4 MIRCU Control Cable, Lightning Protection and Grounding cables ........... 21 6.4.1 Control cable, Lightning Protection and Grounding requirements ............. 21 6.4.2 Grounding Kit Installation Procedure ........................................................... 22 7 Transportation and Storage ................................................................. 23 7.1 Transportation ............................................................................................... 23 7.2 Storage ........................................................................................................... 23 8 Caution and Note ................................................................................. 24 8.1 Caution ........................................................................................................... 24 8.2 Note ................................................................................................................ 24 MIRCU User Manual © Comba Telecom Ltd. All Rights Reserved Page 2 of 24 1 Foreword This user manual describes the basic use of electrical tilt antenna connected to the Multi Internal Remote Control unit (MIRCU). Due to different equipment and software upgrade, some description in this manual may differ from the actual use. Information contained in this document is subjected to change without prior notice. MIRCU User Manual © Comba Telecom Ltd. All Rights Reserved Page 3 of 24 2 Safety Precaution  Install safety sign onsite to let public know that area is dangerous for public; operating personnel must use Protection Equipment during work.  Pay attention for any high Voltage cable around during installation, be careful and avoid electrical shock.  Make sure Antenna installed in protection angle of the tower Lightning rod.  Grounding Cable must be installed, make sure the grounding resistance lesser than 5Ω. 3 Overview 3.1 Main Purpose & Scope of Application MIRCU is a controller for electrical tilt enabled antenna to perform remote electrical tilting. It meets AISG2.0 & AISG3.0 standards, suitable to be use with all Ericsson, Nokia, Huawei, and ZTE AISG2.0 & AISG3.0 Base Station. 3.2 Model Description MIRCU-S 2 4 Quantity of AISG Ports Quantity of Motor Super(Multi Frequency Band) Multi Inner(Integrated) Remote Control Unit 3.3 Normal Working Conditions and Environment  Ambient temperature: -40 °C to +60 °C  Power supply: DC +10 V to +30 V 3.4 Dimension & Weight MIRCU outline drawing is shown in Figure 1 below: MIRCU User Manual © Comba Telecom Ltd. All Rights Reserved Page 4 of 24 Figure 1 IRCU Outline Size and weight are shown in Table 1 below: Model Dimensions (L × W × H)/mm Weight/kg (Approximate) Package Size (L × W × H)/mm MIRCU-S24 141x125x41 0.5 160×178×87 Table 1 IRCU Dimensions and Weight 4 MIRCU Specification For MIRCU specification please refer to MIRCU Datasheet. MIRCU tilting angle with adjustment accuracy of ± 0.1 °. 5 RET System and Working Principle 5.1 RET System Multi Remote Electrical Tilt (RET) system consists of 2 major part, electrical tilt enabled antenna and controller. 5.2 Working Principle MIRCU obtains control information or number of motor rotation pulse throughout calibration. By adjusting the motor rotation of MIRCU, it is able to gain movement control of the phase MIRCU User Manual © Comba Telecom Ltd. All Rights Reserved Pag…

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SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR210302001001 Page: 1 of 18 FCC ID: PX8MIRCU-S24 Kobe Jian EMC Laboratory Manager TEST REPORT Application No.: GZCR2103020010AT Applicant: Comba Telecom Ltd. Address of Applicant: 611 East Wing, No.8 Science Park West Avenue, Hong Kong Science Park, Tai Po, Hong Kong Manufacturer: Comba Telecom Systems(China) Ltd. Address of Manufacturer: No.10 Shenzhou Road, Guangzhou Science City, Guangzhou 510663, Guangdong, P.R. China Factory: Comba Telecom Technology(Guangzhou) Ltd. Address of Factory: No. 6, Jinbi Road, Economics and Technology Development District, Guangzhou, Guangdong, P.R. China Equipment Under Test (EUT): EUT Name: Multi internal Remote Control Unit Model No.: MIRCU-S24/ MIRCU-S22 ¤ ¤ Please refer to section 2 of this report which indicates which model was actually tested and which were electrically identical. Trade mark: Comba Standard(s) : 47 CFR Part 15, Subpart B Date of Receipt: 2021-03-15 Date of Test: 2021-03-19 to 2021-03-25 Date of Issue: 2021-04-28 Test Result: Pass* * In the configuration tested, the EUT complied with the standards specified above. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR210302001001 Page: 2 of 18 Revision Record Version Chapter Date Modifier Remark 01 2021-04-28 Original Authorized for issue by: Tested By Lily Kuang/Project Engineer Reviewed By Ricky Liu /Reviewer SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR210302001001 Page: 3 of 18 2 Test Summary Emission Part Item Standard Method Requirement Result Conducted Emissions at Mains Terminals (150kHz-30MHz) 47 CFR Part 15, Subpart B ANSI C63.4:2014 Class B Pass Radiated Emissions (30MHz-1GHz) 47 CFR Part 15, Subpart B ANSI C63.4:2014 Class B Pass Radiated Emissions (above 1GHz) 47 CFR Part 15, Subpart B ANSI C63.4:2014 Class B Pass Note: E.U.T./EUT means Equipment Under Test. ¤ Declaration of EUT Family Grouping: Model No.: MIRCU-S24/ MIRCU-S22 According to the declaration from the applicant, the electrical circuit design, layout, components used and internal wiring were identical for all models, with only difference on model designation, appearance and connector. Therefore only one model MIRCU-S24 was tested in this report. SGS-CSTC Standards Technical Services Co., Ltd. Guangzhou Branch Report No.: GZCR210302001001 Page: 4 of 18 3 Contents Page 1 Cover Page ......................................................................................................................................... 1 2 Test Summary ..................................................................................................................................... 3 3 Contents ............................................................................................................................................. 4 4 General Information............................................................................................................................ 5 4.1 Details of E.U.T. ........................................................................................................................... 5 4.2 Description of Support Units ......................................................................................................... 5 4.3 Measurement Uncertainty ............................................................................................................ 5 4.4 Test Location ............................................................................................................................... 5 4.5 Test Facility .................................................................................................................................. 6 4.6 Deviation from Standards ............................................................................................................. 7 4.7 Abnormalities from Standard Conditions ....................................................................................... 7 5 Equipment List ................................................................................................................................... 8 6 Emission Test Results ......................................................................................................................10 6.1 Conducted Emissions at Mains Terminals (150kHz-30MHz) ........................................................10 6.1.1 E.U.T. Operation .....................................................................................................................10 6.1.2 Test Mode Description ............................................................................................................10 6.1.3 Test Setup Diagram ................................................................................................................10 6.1.4 Measurement Procedure and Data .........................................................................................10 6.2 Radiated Emissions (30MHz-1GHz) ............................................................................................13 6.2.1 E.U.T. Operation .....................................................................................................................13 6.2.2 Test Mode Description ............................................................................................................13 6.2.3 Test Setup Diagram ................................................................................................................13 6.2.4 Measurement Procedure and Data .........................................................................................13 6.3 Radiated Emissions (above 1GHz) ..............................................................................................16 6.3.1 E.U.T. Operation .....................................................................................................................16 6.3.2 Test Mode Description ............…

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Test Setup Photo Conducted Emissions at Mains Terminals (150kHz-30MHz) Radiated Emissions (30MHz-1GHz) Radiated Emissions (above 1GHz)