39GHz_L 5G Wireless Optical DAS Operating Manual 39GHz_L 5G Wireless Optical DAS Operating Manual Document Reference Company: Fiber Radio Technologies Version: Ver 1.0 Document Status: Release 1 Issue Date: 2021. 03. Department: R&D Group 2 Author Manager: Jun Hyun, Lee PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual ▪ Copyright The copyright of this manual is from FRTek Co., Ltd. This manual may not be reproduced, distributed, modified on any form without the consent of FRTek Co., Ltd Unauthorized disclosure, distribution, copying or use of the information contained in this document in whole or in part without authority is strictly prohibited. ▪ Trademark The trademarks mentioned in this manual are registered trademarks of the respective company.
9GHz_L 5G Wireless Optical DAS Operating Manual Revision History Version Issue Date Details of Revision Author V 1.0 March 19, 2021. Original Jun Hyun, Lee Authorizing Manager This manual is produced by R&D Group 2 Printed in FRTek. PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual Contents Chapter 1. Safety & Certification Notice ..................................................................................................... 8 1.1 FCC Warning Statements ...................................................................................................................... 9 1.1.1 FCC Part 15.105 statement ............................................................................................................ 9 1.1.
39GHz_L 5G Wireless Optical DAS Operating Manual 4.2.2 Manufacturing and Processing ................................................................................................... 28 4.2.3 Material and Component ............................................................................................................. 29 4.3 Electrical Specification ......................................................................................................................... 30 4.
39GHz_L 5G Wireless Optical DAS Operating Manual Figures Figure 1. Network Configuration. ................................................................................................................ 16 Figure 2. DU Configuration. .......................................................................................................................... 18 Figure 3. MDU Configuration. ......................................................................................................................
39GHz_L 5G Wireless Optical DAS Operating Manual Used Abbreviations DAS Distributed Antenna System DU Donor Unit MDU MHU to DU interface Unit MPSU MHU Power Supply Unit MHU Master Hub Unit DRU Digital Remote Unit mRU mmWave Remote Unit GUI Graphical User Interface SISO Single Input Single Output MIMO Multiple Input Multiple Output ACLR Adjacent Channel Leakage Power Ratio ALC Auto Level Control EVM Error Vector Magnitude 3GPP 3rd Generation Partnership Project PRIVATE AND CONFID
39GHz_L 5G Wireless Optical DAS Operating Manual Chapter 1 Safety & Certification Notice 1.1 FCC Warning Statements 1.2 Certification Notice PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual Safety & Certification Notice 1.1 FCC Warning Statements 1.1.1 FCC Part 15.105 statement - This equipment has been tested and found to comply with the limits for a Class A digital device. - These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
39GHz_L 5G Wireless Optical DAS Operating Manual - This system cover should be (door) securely fastened in open position, e.g. by tying it up, at outdoor work in order to prevent door from slamming due to wind causing bodily harm or damage. - Due to power dissipation, the remote unit may reach a very high temperature. Do not operate this equipment on or close to flammable materials. Use caution when servicing the unit. - Use this equipment only for the purpose specified by the manufacturer.
39GHz_L 5G Wireless Optical DAS Operating Manual Warning Laser radiation! Do not stare into the beam; do not view it directly or with optical instruments. Warning Please be informed that the temperature of the surface is too high. Please be careful. The label is attached to the front of the equipment and the PSU (Power Supply Unit). • FCC WARNING This equipment generates or uses radio frequency energy.
39GHz_L 5G Wireless Optical DAS Operating Manual 1.2 Certification Notice Specification or recommendation about Antennas is not available or not mention in this manual. As per default antennas, cables or coupling devices, contact www.frtek.com for further information. For PLUGGABLE EQUIPMENT, the socket‐outlet shall be installed near the equipment and shall be easily accessible. - FCC : This equipment complies with the applicable sections of Title 47 CFR Parts 15,22,24 and 27.
39GHz_L 5G Wireless Optical DAS Operating Manual Chapter 2 System Overview 2.1 System Overview 2.2 System Network Configuration PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual System Overview 2.1 System Overview 2.1.1 Overview 39GHz_L(Low Band, 37GHz) 5G Wireless Optic DAS is a 5G DAS(Distributed Antenna System) system to provide high quality communication and smooth data communication service indoors/outdoors. This system can service mmWave 37GHz frequency band service, and can be used for public and private facilities..
39GHz_L 5G Wireless Optical DAS Operating Manual - Support optical fiber port. - Star-Connection structure. - In-building and outdoor service. - GUI support for all system control/monitoring on network. • Low OPEX / CAPEX - Small design. - Easy installation and maintenance. 2.1.2 Design Consideration 39GHz_L 5G Wireless Optic DAS is configured as below, and the model names are as below.
39GHz_L 5G Wireless Optical DAS Operating Manual 2.2 System Network Configuration 39GHz_L 5G Wireless Optic DAS basic network configuration is as below. Figure 1. Network Configuration. This system receives 37GHz 5G base station signal at the DU wirelessly, amplifies signal and provides 5G service through mRU. This system is configured with the DU, MDU, MPSU, MHU, DRU, and mRU. MPSU is the unit supplying power to MDU and MHU. The MPSU and MDU, MHU are connected through RF cable and harness.
39GHz_L 5G Wireless Optical DAS Operating Manual Chapter 3 System Configuration 3.1 DU Configuration 3.2 MDU Configuration 3.3 MPSU Configuration 3.4 MHU Configuration 3.5 MDU, MPSU MHU Wiring 3.6 DRU Configuration 3.7 mRU Configuration PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual System Configuration 3.1 DU Configuration DU is created as one enclosure, and has a mounting bracket on the back side for wall installation. The DU receives 5G base station signal wirelessly and converts into IF frequency(Downlink). Also, it converts the IF frequency into 37GHz RF signal through coaxial cable, and radiates the 5G signal to the base station through antenna.
39GHz_L 5G Wireless Optical DAS Operating Manual 3.2 MDU Configuration The MDU is an interface unit for DU communication and interlink, and designed to be installed on a 19 inch rack. MDU is connected with 2 coaxial cables(SISO, MIMO), the MPSU and MHU are connected with RF cable/harness. The MDU sends DC 37V voltage supplied from the MPSU to the DU as Bias-T, and sends the received IF signal from the MHU to the DU, or sends the received IF signal from the DU to the MHU.
39GHz_L 5G Wireless Optical DAS Operating Manual 3.3 MPSU Configuration The MPSU is a unit to supply power to MDU and MHU, designed to install on 19 inch rack. It inputs AC 120V power, and has DC 6V, DC 12V, DC 24V, DC 37V output voltage. DC 6V supplies to MDU through harness, and DC 12V and DC 24V are supplied to MHU through harness. And DC 37V is supplied to the MDU through coaxial cable. Figure 4. MPSU Configuration.
39GHz_L 5G Wireless Optical DAS Operating Manual 3.4 MHU Configuration The MHU is configured with modules like MDTU, MCPU, MITU. MHU is connected to the MDU with RF cable and connected to the DRU through fiber optic cable. Power is supplied from the MPSU, has AWG 6 ground terminal on the side for system grounding. Also, when using 19” outdoor enclosure it can be operated outdoors, and is designed to be small considering installation location space and installer convenience.
39GHz_L 5G Wireless Optical DAS Operating Manual 3.5 MDU, MPSU, MHU Wiring The MDU and MPSU, MHU are connected with multiple RF cables and harness. Especially when connecting power harness from the MPSU, it must be connected accurately. The MDU and MPSU, MHU cable connection is as below. Figure 6. MDU, MPSU, MHU wiring method – RF Cable. Figure 7. MDU, MPSU, MHU Wiring Method - Harness. PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual Warning When there is no divider between MDU and MHU, the MDU SISO UL IN / DL OUT, MIMO UL IN/DL OUT SMA port must be connected with 10dB attenuator. Warning When connecting MPSU AC In cable, check AC_L, AC_N, F.G silk and connect accurately. Warning When connecting MDU, MPSU, MHU data communication harness, you must check silk and connect as above picture.
39GHz_L 5G Wireless Optical DAS Operating Manual 3.6 DRU Configuration The DRU converts optic signal received from the MHU into IF signal and sends to mRU, or converts IF signal received from the mRU into analog optic signal and sends to MHU. DRU can be connected with up to 4 mRUs, each MIMO port is configured with Bias-T and supplies DC 37V to mRU. Also, sends CPU communication data and 10MHz Ref. signal, TDD sync signal, MIMO IF signal through MIMO port, and sends SISO IF signal through SISO port.
39GHz_L 5G Wireless Optical DAS Operating Manual 3.7 mRU Configuration The mRU is created as one enclosure, back side is configured with mounting bracket for wall installation. mRU converts IF frequency received from the DRU into 37GHz RF frequency and radiates 5G signal through antenna. (Downlink). Also, converts 37GHz RF signal received from UE into IF frequency and send to DRU through coaxial cable.
39GHz_L 5G Wireless Optical DAS Operating Manual Chapter 4 System Specification 4.1 System Specification 4.2 Equipment Specification 4.3 Electrical Specification 4.4 Environmental Specification 4.5 Antenna Specification PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual System Specification 4.1 System Specification 39GHz_L 5G Wireless Optical DAS is a 2X2 MIMO equipment for US 5G NR service, and is designed to operate on mmWave 37GHz frequency band with 1GHz bandwidth. This system satisfies the following functions and performances, and for items not mentioned satisfies 3GPP performance standard..
39GHz_L 5G Wireless Optical DAS Operating Manual 4.2 Equipment Specification 4.2.1 Structure Item Type Option DU Enclosure type In-building/outdoor MDU 19”Rack type Indoor MPSU 19”Rack type Indoor MHU 19”Rack type Indoor DRU Enclosure type In-building/outdoor mRU Enclosure type In-building/outdoor • Each unit of the 39GHz_L 5G Wireless Optical DAS is designed with consideration for installation location space and user convenience, and the design should be beautiful.
39GHz_L 5G Wireless Optical DAS Operating Manual 4.2.3 Material and Component • Passive devices used for each unit of the 39GHz_L 5G Wireless Optical DAS has stable characteristics on frequency and temperature change, and active devices are industrial or equivalent semiconductors, and integrated circuits are solidified devices. • Wires used for each unit of the 39GHz_L 5G Wireless Optical DAS are flame-retardant coated wiring with sufficient current capacity and breakdown voltage.
39GHz_L 5G Wireless Optical DAS Operating Manual 4.3 Electrical Specification • Power supplied to MPSU, DRU operates normally on commercial power supply (AC120/60Hz). • There is overvoltage and over current protection function for the power supply. • When after momentary power outage occurs, RF set value automatically returns to the status right before the power outage. • Equipment grounding is located on both sides of the enclosure.
39GHz_L 5G Wireless Optical DAS Operating Manual Chapter 5 Local GUI(Graphical User Interface) 5.1 GUI Configuration PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
39GHz_L 5G Wireless Optical DAS Operating Manual Local GUI(Graphical User Interface) “ Chapter 5 is used to provide users operating the 39GHz_L 5G Wireless Optical DAS on product information and setting methods. The Repeater manager using the operation manual should have experience on repeater system structure operation and expert knowledge on repeating system. “ • GUI program is created for system control and monitoring.
39GHz_L 5G Wireless Optical DAS Operating Manual ① Information This item is configured with 'DC alarm' that can monitor status of the DC 37V supplied through Bias-T. Also, it can monitor enclosure temperature status, and has 'Temp Comp' implemented which can set the temperature table input value applicability. ② mmBU This item can monitor the status of the BTU within the DU. The BTU is a module that transmit/receives voltage from the Bias-T, MDU communication data, 10MHz Ref signal, TDD sync signal.
39GHz_L 5G Wireless Optical DAS Operating Manual 5.1.2 MDU Main Screen Figure 11. MDU Main Screen. ① Information This item is configured with 'DC' alarm that can monitor status of the DC 37V supplied from the Bias-T, and 'Link Fail' alarm that can check the connection status with DU. Also, it can monitor enclosure temperature status, and is implemented with 'Temp Comp' item that can set the temperature table input value applicability.
39GHz_L 5G Wireless Optical DAS Operating Manual ② TDD Module This item can monitor status and control TDD sync module within the MDU. When sync module extracts the sync signal the 'TSYNC' alarm is cleared. ③ RF Part This item monitors IF input signal and controls signal level from the DU and MHU. Also, it is configured with an attenuator that can compensate downlink loss of the cable connecting DU and MDU, and can compensate up to 12dB.
39GHz_L 5G Wireless Optical DAS Operating Manual 5.1.3 MHU Main Screen Figure 12. MHU Main Screen. ① Information This item is configured with status monitor alarm of DC power from MHU and AC input power of MPSU, and is implemented with 'Temp Comp.' item that can monitor enclosure temperature status and temperature table input value applicability. MCPU module is configured with fan, this item has the function to turn fan on/off or automatically turn on the fan when temperature.
39GHz_L 5G Wireless Optical DAS Operating Manual on the 'GUI Tree'. ③ DTU This item monitors overall status of the MDTU status. It can monitor status of 'OTX' and 'ORX' value and alarm setting per optic branch, and is configured with 'Link Fail' alarm to check MDTU 'Status' ot communication status. ④ MITU This item is configured with an attenuator that can monitor and set power level of the IF signal received from the MDU and DRU.
39GHz_L 5G Wireless Optical DAS Operating Manual Figure 13. DRU Main Screen. ① Information This item is configured with 'DC' alarm to monitor status of DC 37V supplied through the Bias-T, and is implemented with 'Temp Comp.' to monitor the enclosure temperature and set temperature table input value applicability. Also, it sets mRU status, and has Bias-T DC 37V on/off switch.
GHz_L 5G Wireless Optical DAS Operating Manual connected between DRU and mRU. 5.1.5 mRU Main Screen Figure 14. mRU Main Screen. ① Information This item is configured with 'DC' alarm to monitor status of DC 37V supplied from Bias-T. Also, it is implemented with 'Temp Comp' to monitor enclosure temperature status, and set temperature table input value applicability. ② mmBU This item can monitor status of BTU within mRU.
39GHz_L 5G Wireless Optical DAS Operating Manual ③ mmWU This item can monitor status of mmWave module within DU. It can monitor communication status or module insert status between CPU and mmWave module. Also, when 10MHz Ref signal is not normal, the 'PLL' alarm within the mmWave module occurs, and when this 'PLL' alarm occurs the 'Status' item alarm turns red. ④ RF Part This item can monitor RF input signal and control signal level received from the DRU and the UE.
39GHz_L 5G Wireless Optical DAS Operating Manual 39GHz_L 5G Wireless Optical DAS Operating Manual Fiber Radio Technologies CO., LTD. All rights reserved. - Copyright ⓒ FRTek Co., Ltd. All rights reserved. - Without any authorization of FRTek Co., Ltd., the disclosure, distribution, reproduction and reuse of all or part of the information in this manual to the rd 3 party are strictly prohibited . PRIVATE AND CONFIDENTIAL © 2021 FRTEK CO., LTD.
