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INSTALLATION GUIDE FOR RX-4122

ENU STATUS : 1-0-1

Copyright - refer to title page

Page 48

6 MAINTENANCE

The PS BDA is designed for trouble-free operation and generally does not need maintenance. Maintenance
activities should only be carried out by trained personnel.

Periodic inspection of the repeater equipment(s) is recommended, the recommended tasks includes:



Verify the direction and position of antennas. Re-align if necessary.



Make sure the cable connector and sealing on the RF cable connectors are not damaged.



Verify lightning and grounding protection is in good condition.

End of Section

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Содержание RX-4122

Страница 1: ...UHF PUBLIC SAFETY BI DIRECTIONAL AMPLIFIER USER MANUAL Public Safety BDA RX 4122 Class A Class B QE 1 0 1 Comba Telecom Ltd CriticalPoint Public Safety BDA...

Страница 2: ...the copyright in which vests in Comba International Comba All rights reserved The information contained herein is confidential and the property of Comba and is supplied without liability for errors or...

Страница 3: ...HECKLIST 15 3 3 INSTALLATION PROCEDURES 16 3 3 1 GOODS INWARDS INSPECTION 16 3 3 2 TOOLS 16 3 3 3 PREPARATION 16 3 3 4 WALL MOUNTING 17 3 3 5 DRIP LOOP 17 3 4 EQUIPMENT CONNECTORS 18 3 4 1 PS BDA CONN...

Страница 4: ...INSTALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 4 7 3 APPENDIX C DECLARATION OF HARMFUL SUBSTANCES AND CONTENT 52 7 4 APPENDIX D RMA RETURN MATERIAL AUTHORIZATION 53...

Страница 5: ...nt Security 35 Figure 25 Modify Password 36 Figure 26 Management Device Reset 36 Figure 27 Management Device Info 37 Figure 28 Management Isolation 37 Figure 29 Management RF Setting 38 Figure 30 Mana...

Страница 6: ...DE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 6 0 3 HISTORY Change No ENU Details Of Change 1 1 0 0 This manual first created and issued in Jan 2018 2 1 0 1 Update to add the part...

Страница 7: ...al DPX Duplexer FS Frequency Selection Hz Hertz ID Identification IF Intermediate Frequency LNA Low Noise Amplifier LOS Line of Sight MCU Main Control Unit MHz Megahertz MT Mobile Terminal MTBF Mean T...

Страница 8: ...r or others Examples of use are cases of high voltage laser emission toxic substances point of high temperature etc WARNING This is NOT a CONSUMER device It is designed for installation by FCC LICENSE...

Страница 9: ...Class B Channel selective or band selective software programmable Auto diagnostic Uplink squelch per channel Class A User adjustable gain control AGC UL and DL independent per channel Built in isolat...

Страница 10: ...ter After the circulator the signals are sent to downlink filter and then the LNA module for pre amplification and to the digital RF integrated module for digital filtering and frequency conversion Th...

Страница 11: ...Front Side of 3rd Layer Passive Unit Back Side of 2nd Layer Front Side of 2nd Layer Passive Unit Loop Circulator Circulator UL Filter DL Filter DL Filter UL Filter PSU Distribution Board MCU 28V 28V...

Страница 12: ...de Uplink Filter The filter is used to restrain the downlink signals to achieve a better isolation between downlink path and uplink path to make sure the device can work in a normal duplex mode Digita...

Страница 13: ...ns flammable or explosive atmospheres the system must be suitably installed to prevent danger Protective Earthing Equipment provided for the purpose of protecting individuals from electrical risk must...

Страница 14: ...aving stable temperature and unrestricted air flow The installation location for the product should be well ventilated The equipment has been designed to operate at the temperature range and humidity...

Страница 15: ...rference Reduce signal loss in feeder cable by minimizing the length and number of RF connections Ensure VSWR of antennas system 1 5 1 Ensure equipment will be operated within the stated environment s...

Страница 16: ...contents because damage during transit is the responsibility of the agent Open and check each package against the packing list If any items are missing contact Comba Do not remove items from anti sta...

Страница 17: ...nstall the Mounting Rack to the wall Hang the equipment and secure the enclosure to the mounting rack Mounting Rack Expansion Bolt M10X110 Chassis M8X25 Hexagon Head Flat Gasket Pad Pylons Screw Wall...

Страница 18: ...EQUIPMENT CONNECTORS 3 4 1 PS BDA CONNECTORS The PS BDA is designed for all cable entries from the right or left of the enclosure as shown in the following figure OMT LAN ALM1 ALM2 AUX RUN PWR ALM DT...

Страница 19: ...connector It is uplink input port for Simplex mode It is useless for Duplex mode UL OUT N Female connector It is uplink output port for Simplex mode It is useless for Duplex mode INxx OUTxx Reserved...

Страница 20: ...ion as the ground earth connection for the equipment Protective Ground Connection The enclosure must be grounded securely by connecting a copper wire CSA 16mm2 to the grounding terminal on the equipme...

Страница 21: ...ry contact cables Table 3 Pin Definition of Dry Contact Cable Pin NO Pin Input ALM1 1 CLOSE1 1 2 COM1 2 3 OPEN1 3 4 CLOSE2 4 5 COM2 5 6 OPEN2 6 7 CLOSE3 7 8 COM3 8 9 OPEN3 9 ALM2 1 CLOSE4 1 2 COM4 2 3...

Страница 22: ...NSTALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 22 Dry contact status Main Power Normal Lost dry contact status Pin definition of ALM and AUX connectors End of Sectio...

Страница 23: ...the expected voltage current and power levels do not violate any ratings Visually inspect the power connection within the equipment Ensure that the power cable is correctly and securely connected inc...

Страница 24: ...efer to title page Page 24 4 2 COMMISSIONING PROCEDURE Perform the following procedures for system commissioning Start commissioning guide in WEB GUI Sub Band Setting RF Setting End Isolation Detectio...

Страница 25: ...solation detection Detect isolation of service antenna and donor antenna 4 RF Setting DL_Target and the DL frequency center the filter bandwidth setting and the switch setting 5 Recommended DL and UL...

Страница 26: ...e to set up a physical connection Step 2 Open a browser browser IE7 0 IE8 0 Chrome or Firefox suggested display resolution is 1024 768 input Web GUI IP address 192 168 8 101 click Enter NOTE DHCP and...

Страница 27: ...ome Screen there are four Menu bars Devices Commissioning Firmware and Management 5 2 1 DEVICES The Devices Screen shows the equipment status such as PA status alarm information etc Overview Screen Fi...

Страница 28: ...s A Figure 13 400MHz Screen 1 Figure 14 400MHz Screen 2 400MHz Screen Class B Selecting sub band Frequency information RFparameters Click to set frequency information enable disable RF switch Selectin...

Страница 29: ...step by step For details please refer to chapter 5 3 Figure 16 Commissioning Screen 5 2 3 FIRMWARE There are two functions on the Firmware bar upgrade and swap Upgrade is used to upgrade software and...

Страница 30: ...re 18 Firmware Screen Firmware Swap Figure 19 Firmware Screen Module Update Step 1 Click to select the file for upgrading Step 2 Click to finish the software upgrading Click to swap the firmware to th...

Страница 31: ...122 ENU STATUS 1 0 1 Copyright refer to title page Page 31 5 2 4 MANAGEMENT Other parameters can be configured on the Management Screen Figure 20 Management Screen Management menu click Enter to each...

Страница 32: ...ters that can be imported exported include sub band alarm enable ATT value RF switch and DL output power This function can help users quickly configure PS BDA parameters For example if one PS BDA is f...

Страница 33: ...IP Setting Note For remote monitoring the IP Address must be set correctly based on the location IP of the remote connection If more than one piece of equipment is connected to the public network thr...

Страница 34: ...2 ENU STATUS 1 0 1 Copyright refer to title page Page 34 Comm Setting Figure 23 Management Comm Setting Note There are 4 available communication types SMS PS SNMP and ETHERNET You can choose a suitabl...

Страница 35: ...INSTALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 35 Security Figure 24 Management Security...

Страница 36: ...w will pop up Figure 25 Modify Password Note Username cannot be modified Device Reset Figure 26 Management Device Reset Note Click all the parameters and alarms will be reset to factory default value...

Страница 37: ...vice Info Note Users can input a maximum of 30 characters in Device Info Isolation Figure 28 Management Isolation Note This Step is the same as step 5 of Commissioning Users can check isolation again...

Страница 38: ...ALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 38 RF setting Figure 29 Management RF Setting Alarm Setting Figure 30 Management Alarm Setting Click to start the alarm t...

Страница 39: ...ted in IE browser and make sure that PDF Reader software is installed on the computer If not the report will not be visible The device basic information an overview of RF information and sub band RF i...

Страница 40: ...INSTALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 40 Clear History Alarm Figure 33 Management Clear History Alarm Click to clear history alarm...

Страница 41: ...the installation and commissioning users need to follow the steps below Step 1 Click the Menu bar Commissioning on home screen a work flow will be displayed Figure 34 Commissioning Procedure Start St...

Страница 42: ...Information Setting It is mainly used to record device location and Date Time provides a time reference Clicking the Config Value of Date Time will update the Date Time automatically Step 4 a Click to...

Страница 43: ...of two sub bands can be overlap but they cannot be cross contained The total channel quantity is 32CH within 4 sub bands The channel center frequency must be within the frequency range of its relativ...

Страница 44: ...gh can be adjusted from 0 2 to 5MHz only If the frequency is within 470 512 the bandwidth between DL Freq Low and DL Freq High can be adjusted from 0 2 3MHz The frequency edges of two sub bands can be...

Страница 45: ...Detection Finish shown as Figure 43 If failed a Tips window will pop up users need to check whether the system isolation is adequate NOTE At the end of the first frequency band commissioning users ca...

Страница 46: ...etting the center frequency Figure 44 Commissioning Procedure Center Frequency Setting Figure 45 Commissioning Procedure Channel Number Setting Step 1 Click to open the parameter setting page Step 2 I...

Страница 47: ...E FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 47 Step 7 Click to finish the commissioning In this window a summary of device setting is shown Figure 46 Commissioning Procedure Fini...

Страница 48: ...ntenance activities should only be carried out by trained personnel Periodic inspection of the repeater equipment s is recommended the recommended tasks includes Verify the direction and position of a...

Страница 49: ...exceed the level of 43 dBm in 10 kHz measurement bandwidth In the event that the noise level measured exceeds the aforementioned value the PS BDA gain should be decreased accordingly In general the E...

Страница 50: ...As include high selectivity duplexers and filters to attenuate the out of band noise Compliance with FCC Part 90 219 d 6 i The deployment rules require that the ERP of intermodulation products should...

Страница 51: ...wing are the recommended list of tools for new installation and routine maintenance Slotted Screwdriver Philips Screwdriver Ring Spanner Assorted size 12 20mm Electrically operated drill and masonry d...

Страница 52: ...complies with SJ T 11364 Indicates that the harmful substance content in all homogeneous materials for corresponding part is under the limited requirement of GB T 26572 Indicates that the harmful subs...

Страница 53: ...INSTALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 53 7 4 APPENDIX D RMA RETURN MATERIAL AUTHORIZATION End of Section...

Страница 54: ...INSTALLATION GUIDE FOR RX 4122 ENU STATUS 1 0 1 Copyright refer to title page Page 54...

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