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User’s Manual

ALR Compact Repeater

VD203 67/EN - English

Future on Demand.

Summary of Contents for ALR Compact Repeater

Page 1: ...User s Manual ALR Compact Repeater VD203 67 EN English Future on Demand ...

Page 2: ...User s Manual ALR Compact Repeater Low Power Band Selective Repeater English ALLGON Systems AB ALR Compact Repeater VD203 67 EN User s Manual Rev 1A 2000 07 i ...

Page 3: ...l ete key Del D e l Allgon and its suppliers shall not be liable for any damages related to the software or hardware or for any other damages whatsoever caused of the use of or inability to use any Allgon product This is applicable even if Allgon has been advised of the damage risk Under any circumstances Allgon s entire liability shall be limited to replace such defective software or hardware whi...

Page 4: ...king Device 3 10 P118 Repeater to Repeater Link Port 3 10 P119 Alarm Port 3 11 P120 Door Switch 3 12 P124 Repeater to Repeater Link Port 3 12 P130 RCC Port 3 12 Mains Breakdown Relay 3 13 4 Commissioning 4 1 Starting the Repeater 4 2 Indicators 4 3 Repeater Configuration 4 4 5 Functional Description and Design 5 1 Repeater Design 5 2 The Main Repeater Units 5 3 Block Diagram 5 4 Downlink Signal Pa...

Page 5: ...hout RCC Unit 5 16 R2R Repeater To Repeater Link 5 17 Installation 5 17 Configuration 5 17 6 Optionals 6 1 RCC Remote Communication Control Unit 6 2 RCC For Radio Communication 6 3 RCC For Telephone Line Communication 6 3 OMT32 Operation and Maintenance Terminal 6 4 OMS Operation and Maintenance System 6 4 Battery Backup 6 4 Fiber Optic Unit 6 4 7 Repeater Alarms 7 1 Alarm Reference List 7 2 Index...

Page 6: ...S antenna connections 3 6 Figure 3 7 Connection ports and station ground 3 9 Figure 3 8 Mains breakdown relay connection 3 13 Figure 4 1 Indicators in the cabinet 4 3 Figure 5 1 The main repeater units 5 3 Figure 5 2 Block diagram 5 5 Figure 5 3 BSC Band Selective Compact board 5 9 Figure 5 4 LNA Low Noise Amplifiers 5 12 Figure 5 5 PA Power Amplifiers 5 13 Figure 5 6 Cabling with RCC unit 5 15 Fi...

Page 7: ...Telecommunications Standard Institute GSM Global System for Mobile communication HW Hardware LED Light Emitting Diode MS Mobile Station MS antenna towards the mobile station MSC Mobile Switching Center NMT Nordic Mobile Telephone system OMS Operation and Maintenance System OMS PC Desktop or notebook with installed OMS software OMT32 Operation and Maintenance Terminal OMT32 PC Desktop or notebook w...

Page 8: ...g on a mast or pole be careful not to drop parts or the entire repeater Falling parts can cause serious personal injury Any repeater including this repeater will generate radio signals and thereby give rise to electromagnetic fields that may be hazardous to the health of any person who is extensively exposed to the signals at the immediate proximity of the repeater and the repeater antennas BERYLL...

Page 9: ...t board or uninsulated conductor surfaces unless absolutely necessary If you must handle the printed circuit board or uninsulated conductor surfaces use ESD protective equipment or first touch the repeater chassis with your hand and then do not move your feet on the floor Never let your clothes touch printed circuit boards or uninsulated conductor surfaces Always store printed circuit boards in ES...

Page 10: ...the area to be covered Control of the repeaters is performed using a desktop or notebook loaded with the Allgon OMT32 Operation and Maintenance Terminal which can communicate with the repeaters either locally or remotely via modem Remote operation can be performed either via a traditional telephone line or via a mobile phone that can be installed inside the repeater To be able to control many Allg...

Page 11: ...tive repeater with adjustable bandwidth The band selective compact repeater has filters that can be set to various bandwidths This repeater type is used for analog or digital systems such as NMT GSM TACS ETACS AMPS DAMPS and CDMA ALLGON Systems AB ALR Compact Repeater Introduction VD203 67 EN User s Manual Rev 1A 2000 07 2 2 ...

Page 12: ...to increase the coverage are Shaded areas Fringe coverage areas In areas where the traffic intensity is low it is not cost efficient to install a base station An Allgon repeater which can be installed with a minimum of investments is a much better solution You save installation costs as well as operational costs Examples of using repeaters Two examples are described in the following sections An ou...

Page 13: ...enna was mounted at the half mast The antenna isolation was measured to over 100dB The repeater was set to 70dB gain Measured levels Received signal level 60 0 dBm Donor antenna gain 15 0 dBi Cable loss 5 0 dB Repeater input level 50 0 dBm Adjusted repeater gain 70 0 dB Repeater output level 20 0 dBm Cable loss 5 0 dB Service antenna gain 8 0 dBi Radiated output level 23 0 dBm The measured result ...

Page 14: ...e antenna on the arch vault The scenario is illustrated in Figure 2 3 The antenna isolation was measured to over 85dB Measured levels Received signal level 80 0 dBm Donor antenna gain 15 0 dBi Cable loss 5 0 dB Repeater input level 70 0 dBm Adjusted repeater gain 70 0 dB Repeater output level 0 0 dBm Cable loss 2 0 dB Service antenna gain 7 0 dBi Radiated output level 5 0 dBm The signal strength w...

Page 15: ...lter Allgon repeaters are designed with a weather proof outdoor case that can be mounted without any kind of shelter from rain snow or hail If a repeater is to be opened on the site when raining snowing or hailing there must be some kind of permanent or temporary shelter This is applicable to gentle rainfall snowfall or hail Limitations for very bad weather is found in the next section Outdoor Ins...

Page 16: ...cover 10Kg 22 lbs It is not recommended to remove the cover from the cabinet at the site However if the cover for some reason has to be removed from the cabinet then disconnect the interconnection cables close the cover remove the hinge shafts and remove the cover 110 4 3 15 0 6 385 15 2 385 15 2 Mounting bracket Cabinet Cover Figure 3 1 Repeater dimensions ALLGON Systems AB ALR Compact Repeater I...

Page 17: ... figure The holes are threaded M6 and correspond to the mounting holes in the repeater 1 Mount the repeater Normally the repeater is mounted on a wall pole or mast These mounting cases are shown below Figure 3 2 shows how to mount the repeater to a wall using four fixing screws You can use screws for maximum 13mm 1 2 hexagon socket wrench e g 6mm 1 4 bults ANT HI LO ANT LO HI Figure 3 2 Attaching ...

Page 18: ... bracket attachment to a mast using two angle irons and four M6 1 4 screws The screw heads can be slided into the bracket profile as shown in the figure Figure 3 3 Attaching the bracket to a pole Figure 3 4 Attaching the bracket to a mast ALLGON Systems AB ALR Compact Repeater Installation VD203 67 EN User s Manual Rev 1A 2000 07 3 4 ...

Page 19: ...kit see Figure 3 5 2 Mount the donor antenna directed towards the base station antenna 3 Mount the service antenna directed towards the area to be covered by the repeater ANT HI LO LO HI ANT Figure 3 5 Attaching the repeater to the bracket ALLGON Systems AB ALR Compact Repeater Installation VD203 67 EN User s Manual Rev 1A 2000 07 3 5 ...

Page 20: ...MS is connected to the left in cabinet 2 Connect the mains to the repeater Power Supply Module PSM in the PSM connector The Compact repeater is approved in accordance with EN and UL cUL regulations This is however only valid if a classified power cord is used ANT HI LO ANT LO HI MS BS Mains Figure 3 6 MS and BS antenna connections ALLGON Systems AB ALR Compact Repeater Installation VD203 67 EN Use...

Page 21: ...nnector The P119 port is described on page 3 11 4 Connect the Repeater to Repeater Link cable if this feature is to be used The R2R net cable is connected to the P118 or P124 Repeater to Repeater Link ports to the right in the repeater Connection and termination is described on page 3 10 Any cable type can be used for indoor installation The following cable type is recommended for outdoor installa...

Page 22: ...device if not used in the P130 port The P130 port is described on page 3 12 and the P113 parking device is described on page 3 10 6 Set up a PC with OMT32 to the repeater by connecting a standard RS 232 serial cable between a COM port on the PC and the P112 PC port located to the right in the repeater cabinet see Figure 3 7 on page 3 9 Port P112 is described on page 3 10 Now you can commission the...

Page 23: ... ground screw M6 on the repeater that is intended for station ground see Figure 3 7 This screw must be used only for station grounding ANT HI LO ANT LO HI MS BS DPX MS DCC P124 RCC P118 P120 P119 DPX BS P130 P112 P113 Figure 3 7 Connection ports and station ground ALLGON Systems AB ALR Compact Repeater Installation VD203 67 EN User s Manual Rev 1A 2000 07 3 9 ...

Page 24: ...ication P112 is a 9 pole D sub female connector located to the right in the cabinet see Figure 3 7 Connector pinning Pin 1 Not used Pin 2 Data from repeater to OMT32 Pin 3 Data from OMT32 to repeater Pin 4 DTR from OMT32 to repeater Pin 5 GND Pin 6 DSR from repeater to OMT32 Pin 7 RTS from OMT32 to repeater Pin 8 CTS from repeater to OMT32 Pin 9 Not used P113 Parking Device P113 is a parking devic...

Page 25: ...m switch connection can be toggled between being active open or active closed This is further described in the AR Repeaters and OMT32 User s Manual The alarm input voltage ratings related to ground are Vinmax 5 5V Vinmin 0 5V Connector pinning Pin 1 AIC Ground Pin 2 AIC Ground Pin 3 AI1 External alarm input 1 EAL1 Pin 4 AI2 External alarm input 2 EAL2 Pin 5 AI3 External alarm input 3 EAL3 Pin 6 AI...

Page 26: ...figured as door alarm input with settable alarm level The door switch alarm is activated 30 seconds after the door switch has been activated Connector pinning Pin 1 Ground Pin 2 Alarm input Pin 3 Power 5V 10mA for the door alarm circuitry 1 5 P130 RCC Port The P130 RCC port is used for connecting an RCC mobile phone modem remote control unit P130 is a 34 pole 2 line male connector located to the r...

Page 27: ...with valid local regulations Connection Connect a normally closed relay contact to pin AI1 and AIC on the P119 alarm connector closed contact at no current Alarm is initiated by short circuiting the AI1 and AIC inputs as shown in Figure 3 8 The P119 alarm connector is detailed on page 3 11 Connect the relay coil It must be supplied from the same fuse as the repeater After commissioning set the mai...

Page 28: ... to outlets supplied from the same fuse To fulfill the IP65 weather protective requirements ensure that the cable strain relief bushings are properly tightened Also ensure that the gaskets at the cable inlets and on the cabinet are properly fitted and not damaged When the installation is checked commission the repeater as described below ALLGON Systems AB ALR Compact Repeater Commissioning VD203 6...

Page 29: ...p approx 20 seconds after the mains is switched on It shows with a steady light that the repeater is ready for operation PWR Yellow LED which is lit with a steady light after the mains is switched on Indicates present power External indicators on the repeater front Yellow Operation LED which lights up approx 20 seconds after the mains is switched on At steady light the repeater is ready for operat...

Page 30: ...the repeater currently is a R2R Control Station A steady light indicates that the repeater is not currently a Control Station or there is no more repeater in the net Only one repeater in an R2R net can show a flashing green LED at the same time DATA Blue LED that indicates data transmission in the net ANT HI LO ANT LO HI PWR BOOT FAULT OPER R2R DATA Figure 4 1 Indicators in the cabinet ALLGON Syst...

Page 31: ...accordance with the site conditions and system performance requirements Pay especial attention to the antenna isolation described in the AR Repeaters and OMT32 User s Manual ALLGON Systems AB ALR Compact Repeater Commissioning VD203 67 EN User s Manual Rev 1A 2000 07 4 4 ...

Page 32: ... instability due to poor antenna isolation a built in antenna isolation supervision feature reduces the gain level automatically when poor antenna isolation is detected The Allgon repeaters are controlled by powerful microprocessors Alarm and operational LEDs are visible on the repeater front The repeater works with convection cooling without fan Operational parameters such as gain power levels et...

Page 33: ... The band selective compact repeater board can handle one wide band repeater channel uplink and downlink The band width is adjustable Other units In addition to the BSC repeater board the repeater contains DPX Duplex filter located on the upper part of the repeater DCC Directional Coupler for Compact located on the RCC unit in repeaters with an RCC unit that works in the same cell system as the re...

Page 34: ...800MHz 900MHz and 1800MHz 1900MHz band selective systems Main units BSC Band Selective Compact board adjustable bandwidth DCC Directional Coupler for Compact RCC antenna DPX Duplex filter PSM Power Supply Module RCC Repeater Communication Control unit ANT HI LO ANT LO HI DPX MS DPX BS PSM RCC BSC DCC MS Mobile station antenna BS Base station antenna Downlink circuitry Uplink circuitry Figure 5 1 T...

Page 35: ... i e from the base station through the repeater to the mobile station is described after the block diagram Uplink Signal Path The uplink signal path LO i e from the mobile station through the repeater to the base station is identical to the downlink path the other way round Only some levels and component values differ ALLGON Systems AB ALR Compact Repeater Functional Description VD203 67 EN User s...

Page 36: ...lified in a low noise amplifier LNA and is then entered the band selective amplifier circuitry The first mixer stage in the BSC amplifier which is controlled by a synthesizer converts the received frequency down to the IF frequency The signal is then filtered by SAW bandpass filters and not shown in the RCC BSC UL PA LNA P121 P122 BSC DL PA LNA P126 P128 P130 P112 P119 P130 DPX MS P118 P124 DCC BS...

Page 37: ...from the ANT port of the duplex filter is fed to the repeater MS antenna RCC The optional RCC Remote Communication Control unit if used is located inside the repeater see Figure 5 1 on page 5 3 Communication with the base station is performed by means of a built in mobile feature that has the antenna connected to the BS directional coupler DCC Data is transferred between the repeater and the built...

Page 38: ...onfigured from OMT32 or from OMS Repeater Setup The repeater parameters can be set locally by means of a desktop or notebook loaded with the OMT32 software or the OMS software The PC or notebook is connected to the repeater via the P112 PC port The repeater parameters can also be set remotely by means of an RCC Remote Communication Control unit or via a telephone line and a modem connected to the ...

Page 39: ...BS duplex filter RCC RCC radio modem antenna DPX Duplex Filter The DPX duplex filters on the BS and MS sides are identical Connection To the left in the cabinet DPX MS Port Connected to ANT MS antenna port HI P128 on the BSC board downlink PA power amplifier LO P122 on the BSC board uplink LNA low noise amplifier To the right in the cabinet DPX BS Port Connected to ANT DPX on the DCC BS directiona...

Page 40: ... to the LNA Low Noise Amplifier then it passes a number of amplifiers and is finally fed to the PA Power Amplifier before it is fed via port P128 to the DPX MS HI port to be forwarded to the MS antenna The right upper part of the BSC board contains the corresponding circuitry for the uplink signal path from port P122 via port P121 DPX BS HI port and to the BS antenna ANT HI LO ANT LO HI DPX MS DPX...

Page 41: ...r OMS locally or remotely The BSC software can be downloaded from OMT32 or OMS either locally or remotely The real time clock in the BSC control circuitry is used for alarm and for the event log BSC software The BSC board can be run with the SA102 04 software The board can store two software versions located in segment 1 and segment 2 of the flash memory as Application 1 and Application 2 The repe...

Page 42: ...on DPX MS duplex filter uplink input signal Coaxial P123 P122 on another BSC board currently not used expansion output Coaxial P124 R2R connection to P118 or P124 in the next compact repeater or to the R2R connector board in a standard AR repeater 5 pole 1 line male P126 LO on DPX BS duplex filter downlink input signal Coaxial P127 P126 on another BSC board currently not used expansion output Coax...

Page 43: ...rs are fed to the next amplifier stages for uplink and downlink on the BSC board The P123 and P127 ports are expansion outputs for additional BSC boards not used in the currently available single band repeaters Connection The P122 P123 P126 and P127 ports are connected as shown on page 5 11 ANT HI LO ANT LO HI DPX MS DPX BS P126 P127 P122 P123 P128 P121 LNA DL PA DL LNA UL PA UL P111 Figure 5 4 LN...

Page 44: ...plex filter and from this filter to the MS antenna The uplink final power amplification is performed in the same way and is fed to the BS antenna via the P121 port and the HI port of the DPX BS duplex filter Connection The P121 and P128 ports are connected as shown on page 5 11 ANT HI LO ANT LO HI DPX MS DPX BS P126 P127 P122 P123 P128 P121 P119 P120 P112 LNA DL PA DL LNA UL PA UL P111 P113 Figure...

Page 45: ... SA102 04 R1A K304 x 1800MHz 1900MHz K308 x 800MHz 900MHz x digit indicating frequency and bandwidth This information is updated 2000 06 20 As new versions of hardware and software are released without prior noticing contact your Allgon sales representative if in doubt about the latest revision status For detailed information refer to the release notes for the repeater software to be downloaded no...

Page 46: ...CC Unit Figure 5 6 shows the compact repeater main cabling with an RCC Remote Communication Control unit ANT LO HI ANT LO HI P126 P127 P122 P123 P121 P128 P111 DPC MS LNA UL LNA DL PA UL PA DL PSM DCC BS RCC DPC BS RCC ANT DPX P115 MS BS Figure 5 6 Cabling with RCC unit ALLGON Systems AB ALR Compact Repeater Functional Description VD203 67 EN User s Manual Rev 1A 2000 07 5 15 ...

Page 47: ...te Communication Control unit ANT LO HI ANT LO HI P126 P127 P122 P123 P121 P128 P111 DPC MS LNA UL LNA DL PA UL PA DL PSM DCC BS RCC DPC BS RCC ANT DPX P115 MS BS Figure 5 7 Cabling without RCC unit ALLGON Systems AB ALR Compact Repeater Functional Description VD203 67 EN User s Manual Rev 1A 2000 07 5 16 ...

Page 48: ...R Repeater to Repeater Link feature is optional and require certain hardware and repeater software versions Installation All required R2R Repeater to Repeater Link circuitry is included in the compact repeater Only interconnecting cables are required to set up an R2R net At least one RCC unit or telephone line with modem is required for the remote communication Configuration Configuration is descr...

Page 49: ... RCC Remote Control Unit for band selective systems page 6 2 OMT32 Operation and Maintenance Terminal page 6 4 OMS Operation and Maintenance System page 6 4 Battery Backup page 6 4 Fiber Optic Interface page 6 4 ALLGON Systems AB ALR Compact Repeater Optionals VD203 67 EN User s Manual Rev 1A 2000 07 6 1 ...

Page 50: ...ontains an integrated mobile phone modem and power supply backup The RCC unit for the Compact repeater is mounted to the right inside the repeater cabinet see Figure 6 1 The RCC is connected to the P130 port on the BSC board Do not forget to put a jumper between pin 1 and 2 of the P130 connector on the BSC board if the P130 cable connector is removed A jumper should be located in the P113 parking ...

Page 51: ...Telephone Line Communication In this unit the telephone line will be connected to a terminal block on the RCC unit A free strain relief bushing at the bottom of the repeater is used for the external telephone line cable RCC with a telephone line modem is not available when this manual is released Please contact Allgon for further information about this optional feature ALLGON Systems AB ALR Compac...

Page 52: ... The OMS is capable of operating a large number of repeaters Multiple modems can be used for several incoming and outgoing parallel activities such as polling radio parameter configuration software downloading etc Battery Backup Battery backup can be arranged by completing the repeater with an 25Ah or 50Ah Allgon BBU Battery BackUp unit The Allgon BBU has an exterior similar to the repeater which ...

Page 53: ... to an OMT32 and OMS and then be stored These alarms can then be viewed The alarm handling and facilities are described in the following manuals AR Repeaters and OMT32 User s Manual Advanced Repeater OMS User s Manual The table starting on the following page contains those alarms that can be generated by a Compact repeater ALLGON Systems AB ALR Compact Repeater Repeater Alarms VD203 67 EN User s M...

Page 54: ...er is switched off on 3 Mains breakdown No External Critical The mains power is gone Used with external relay indicating mains breakdown The external relay should be connected to External Alarm 1 and the repeater configured to indicate this alarm If no relay is used a mains breakdown will be reported as a PSU fault Ceasing The mains power is back Sent if there is a corresponding critical mains bre...

Page 55: ...nges made to the RTC Warning Time reset to 1994 01 01 The RTC was unable to keep track of the time did a reset Suggested remedy Ensure the jumper on the BSC board is mounted to charge the battery 19 RTC error No BSC Error RTC does not operate The BSC has detected an error in RTC operation which makes the time unreliable Suggested remedy Replace the BSC board 20 Door open alarm No External Configur...

Page 56: ...one detected No Remote ctrl Warning When using a PC card together with the MS the alarm indicates contact with the PC card but MS is not present or turned off Note A Nokia MS does not power up after power failure Suggested remedy Ensure the cellular phone is connected Ceasing The alarm criteria has ceased 41 RF blocking No BSC UL DL Error Constant carrier PA off Uplink carrier has been constantly ...

Page 57: ...nknown frequency 122 Volt Reg fault Yes BSC UL DL Error A DC voltage to an analog part of the board is missing 123 PA fault Yes BSC UL DL Error Low power amplifier gain The PA has too low output power for the RSSI and gain set Not available in all BSC software versions 125 High temperature No BSC UL DL Warning The BSC board temperature is higher than 85 C Error The BSC board temperature is higher ...

Page 58: ...ommissioning 4 1 Connection 3 6 donor antenna 3 6 external alarm 3 7 mains 3 6 power cord 3 6 RCC 3 8 Repeater to Repeater Link 3 7 service antenna 3 6 Connection ports 3 9 D DAMPS 2 2 DATA blue LED 4 3 DCC Directional Coupler Compact 5 2 DCC Directional Coupler for Compact 1 1 5 5 5 8 6 3 Dimensions 3 2 DL See Downlink Donor antenna 2 4 2 5 3 5 3 6 Door switch 3 12 Downlink 5 4 5 5 5 9 5 12 DPX D...

Page 59: ...5 5 O OMS Operation and Maintenance System 2 1 6 4 OMT32 Operation and Maintenance Terminal 2 1 6 4 OPER green LED 4 2 Outdoor installation 3 1 P PA Power Amplifier 5 6 5 8 5 9 5 13 Ports AI 3 13 ANT 5 8 DPX 5 8 HI 5 8 5 13 LO 5 8 5 12 OUT1 5 8 P111 5 11 P112 PC 3 8 3 10 5 7 5 11 P113 Parking device 3 10 5 11 6 2 P115 PSM 5 11 P118 Repeater to Repeater Link 3 10 5 11 P119 Alarm 3 7 3 11 3 13 5 7 5...

Page 60: ...2 Repeater setup 5 7 Repeater to Repeater Link See R2R Repeater to Repeater Link Repeater type 2 2 Band selective repeater adjustable band width 2 2 S Safety 1 1 beryllium oxide 1 1 electric shock 1 1 lithium battery 1 1 polytetrafluoro ethylene 1 1 PTFE 1 1 Service antenna 2 4 2 5 3 5 3 6 Service limitations 3 1 Shelter 3 1 Siting the repeater 3 1 Snow 3 1 Software and hardware compatibility 5 14...

Page 61: ... up specific information when needed q Read entire sections q Look up specific information Comments 2 Do you think the information is easy to find and understand q Yes q No Comments 3 Do you find any function of the Allgon repeater hard to understand a function which should be subjected to more detailed description q Yes q No If yes which one 4 Do you have any suggestions on how we can improve thi...

Page 62: ...Täby Sweden If you prefer to send by mail fold here and tape No envelope required If you prefer to send by fax use this number 46 8 540 834 80 POSTAGE STAMP ALLGON Systems AB ALR Compact Repeater Questionnaire VD203 67 EN User s Manual Rev 1A 2000 07 Q 2 ...

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