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Allgon AR User Manual

Channel selective and band selective repeaters
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User's Manual
AR Repeaters
Future on Demand.
VD203 66/EN - English

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Summary of Contents for Allgon AR

  • Page 1 User’s Manual AR Repeaters Future on Demand. VD203 66/EN - English...
  • Page 2 Allgon Systems AB AR Repeaters User’s Manual AR Repeaters Channel Selective and Band Selective Repeaters – English VD203 66/EN - User’s Manual Rev. P1A 2000-09...
  • Page 3 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 which was originally purchased from Allgon.

  • Page 4: Table Of Contents

    Allgon Systems AB AR Repeaters ontents bbreviations ....................... vi . Safety ........................1-1 Warning Signs ..................... 1-2 Static Electricity ....................1-2 . Introduction ......................2-1 Repeater Types ....................2-2 Using Repeaters ....................2-3 Shaded Area ....................2-4 Sports Arena ....................2-5 .
  • Page 5 Allgon Systems AB AR Repeaters Block Diagram ....................5-9 Downlink Signal Path ..................5-9 Uplink Signal Path ..................5-9 Channel Selective GSM Repeater ............... 5-10 Channel Selective CDMA Repeater ............5-12 Band Selective Repeater ................5-14 RCU ......................... 5-15 R2R ......................... 5-15 Alarm ......................
  • Page 6 Allgon Systems AB AR Repeaters igures Figure 2-1. Allgon AR Repeater ................. 2-1 Figure 2-2. Repeater coverage of shaded area ............. 2-4 Figure 2-3. Repeater in sports arena ................ 2-5 Figure 3-1. Repeater dimensions ................3-2 Figure 3-2. High power CDMA repeater ..............3-2 Figure 3-3.

  • Page 7: A Bbreviations

    Allgon Systems AB AR Repeaters bbreviations Abbreviations used in this manual, in the software, and in the repeater: Automatic Gain Control Alarm Interface board AMPS Advanced Mobile Phone Service BCCH Broadcast Control Channel (GSM broadcast channel time slot) Base Station, BS antenna = towards the base station...

  • Page 8: Safety

    • Allgon repeaters are designed to receive and amplify signals from one or more base stations and retransmit the signals to one or more mobile stations. Also, the repeaters are designed to receive signals from one or more mobile stations, amplify and retransmit to the base stations.

  • Page 9: Warning Signs

    In case of battery malfunction, replace the CU board. The old CU board can be sent to Allgon for repair. • The heat sink element on the CDMA High Power repeater can be very hot.

  • Page 10: Introduction

    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 Allgon AR repeaters in common, there is an Allgon OMS, Operation and Maintenance System.

  • Page 11: Repeater Types

    Allgon Systems AB Introduction AR Repeaters Repeater Types The following repeater types are currently available: • Channel selective GSM repeater • Channel selective CDMA repeater • Channel selective high power CDMA repeater • Band selective repeater with fixed bandwidth •...

  • Page 12: Using Repeaters

    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.

  • Page 13: Shaded Area

    Allgon Systems AB Introduction AR Repeaters Shaded Area A valley is shaded by hills. There is a base station 5 kilometers away, but the lowest signal strength in the valley is less than –100dBm. A mast used for other purposes is available for a repeater installation. The mast height is 42 meter and it is located on a hill.

  • Page 14: Sports Arena

    Allgon Systems AB AR Repeaters Introduction Sports Arena A 2000 spectators sports arena with metallic roof had an indoor signal strength too low to provide a fair service in most parts of the arena. The nearest base station was 8 kilometers away and it was equipped with one carrier only.

  • Page 15: Installation

    Shelter 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.

  • Page 16: Dimensions And Weights

    Allgon Systems AB Installation AR Repeaters Dimensions and Weights The dimensions of the repeater, including the mounting bracket, is shown in Figure 3-1. The repeater chassis consists of two main parts, a cabinet in which the circuitry is housed, and a cover, which can be either a thin cover or a large cover (see the figure) depending on the configuration.
  • Page 17 Allgon Systems AB AR Repeaters Installation Approximately repeater weights Channel selective repeater, four channels, thin cover .... 21 kg (46 lbs) Channel selective repeater, four channels, large cover ... 25 kg (55 lbs) Band selective repeater, thin cover .......... 21 kg (46 lbs) Band selective repeater, large cover .........

  • Page 18: Mounting

    Installation AR Repeaters Mounting The AR repeater is easy to mount using the provided mounting bracket, which has Ø14mm (9/16") holes for 10mm (3/8") or 12mm (1/2") fixing screws. Clamps with c-c measures of 90mm (3.5"), 135mm (5.3"), 144mm (5.7"), 205mm (8.1"), 250mm (9.8"), and 300mm (11.8") can be used as well.

  • Page 19: Figure 3-4. Attaching The Bracket To A Pole

    Allgon Systems AB AR Repeaters Installation Figure 3-4. Attaching the bracket to a pole Figure 3-4 shows a bracket attachment to a pole using two 144mm (5.7") U-shaped clamps and a locking screw. Figure 3-5. Attaching the bracket to a mast Figure 3-5 shows a bracket attachment to a mast using two 300mm (11.8") bar-shaped clamps and no locking screw.

  • Page 20: Figure 3-6. Attaching The Repeater To The Bracket

    Allgon Systems AB Installation AR Repeaters Figure 3-6. Attaching the repeater to the bracket 2. After attaching the bracket, hang the repeater on the upper supports (see Figure 3-6) and use the screws for the lower ones. Tighten the upper and lower screws.

  • Page 21: Connection

    Allgon Systems AB AR Repeaters Installation Connection ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT TEST TEST -30 dB -30 dB -20 dB -20 dB Mains High power CDMA only Figure 3-7. MS and BS antenna connections 1. Connect the service and donor antenna coaxial cables (see Figure 3-7).
  • Page 22 Allgon Systems AB Installation AR Repeaters 3. Connect external alarm sensors (burglary, fire, etc.) and other external alarm equipment (optical or acoustic signal, etc.), if any. External alarm is connected to the P33 alarm port located to the left in the cabinet (see Figure 3-8 on page 3-10). Use a 15 pole D-sub male connector.
  • Page 23 Allgon Systems AB AR Repeaters Installation 6. Connect the Repeater to Repeater Link cable, if this optional feature is to be used. The R2R net cable is connected to the P34 Repeater to Repeater Link port via the P1 terminal on the R2R connector board to the right in the repeater.

  • Page 24: Connection Ports And Station Ground

    Allgon Systems AB Installation AR Repeaters Connection Ports and Station Ground The DIA distribution board provides most of the internal connection between the repeater units, and to external ports. Connectors involved in the installation are also located on the DIA board. These connectors are described below.

  • Page 25: P27 Auxiliary Port

    Allgon Systems AB AR Repeaters Installation P27 Auxiliary Port Auxiliary port P27 is used for powering an RCU mobile phone/modem remote control unit. The connector is found on the DIA board to the left in the cabinet (see Figure 3-8).

  • Page 26: P32 Modem Port

    Allgon Systems AB Installation AR Repeaters P32 Modem Port Modem port P32 is a RS-232 port with V.24 interface used for remote control of the repeater. The connector is found on the DIA board to the left in the cabinet (see Figure 3-8).
  • Page 27 Allgon Systems AB AR Repeaters Installation P28 - AI4 door switch alarm input Normally, alarm input AI4 is used for repeater cover opening alarm EAL4, which is arranged using a door switch (optional). Because of that, AI4 and AIC are available also in the P28 connector, to which the door switch is connected.

  • Page 28: P34 Repeater To Repeater Link Port

    P34 Repeater to Repeater Link Port The P34 port is used for Repeater to Repeater Link (R2R net), which is an optional feature for the AR repeaters. The connector is found on the DIA board to the left in the cabinet (see Figure 3-8).

  • Page 29: Mains Breakdown Relay

    Allgon Systems AB AR Repeaters Installation Mains Breakdown Relay To be able to distinguish PSU faults from power failure, a mains breakdown relay must be used on the repeater mains supply. The mains breakdown relay is not included in the repeater. So, it has to be mounted outside the repeater chassis.

  • Page 30: Installing 24 Volt Or 48 Volt Dc Power Supply Unit

    Allgon Systems AB Installation AR Repeaters Installing 24 Volt or 48 Volt DC Power Supply Unit You can replace the 220V AC PSU with a 24 Volt or 48 Volt DC PSU as follows: TEST TEST -30 dB -30 dB...

  • Page 31: Commissioning

    Allgon Systems AB AR Repeaters Commissioning . Commissioning Read carefully Chapter 1 Safety before commissioning the repeater. Check all connections made during the installation. Also, ensure that both the mains plugs for repeaters equipped with two power supply units are connected to outlets supplied from the same fuse.

  • Page 32: Starting The Repeater

    Allgon Systems AB Commissioning AR Repeaters Starting the Repeater 1. Turn the mains switch on (marked ’S’ in Figure 4-1). 2. Check the LED on the power supply unit (V). It must be lit with a steady yellow light. 3. Check the four CU board LEDs (see Figure 4-1). A correct power...

  • Page 33: Indicators

    Allgon Systems AB AR Repeaters Commissioning When the indicators show operational mode, the repeater can be configured for operation by using a computer running OMT32. This is further detailed in the OMT32, User’s Manual. Indicators ATT +7V OUT1 OUT2 OUT1 OUT2...

  • Page 34: Measuring The Output Power Level

    Allgon Systems AB Commissioning AR Repeaters Measuring the Output Power Level Uplink and downlink output power test ports are found on the directional couplers (DC) at the MS and BS antenna connectors. These test ports are marked TEST –30dB (see Figure 4-1) and are intended for measuring using e.g.

  • Page 35: Functional Description

    The repeater works with convection cooling without fan. Operational parameters such as gain, channel number, power levels, etc. are set using a desktop or notebook and the Allgon OMT32, which communicate, locally or remotely via modem, with the repeater. Remote operation is performed using a telephone line or a built-in mobile phone equipped with a data interface.

  • Page 36: Repeater Design

    ALLGON System AB Functional Description AR Repeaters Repeater Design The repeater is housed in a cast aluminium chassis that is waterproof, class NEMA4/IP65, for outdoor use. The chassis has a design suited for outdoor use as well as indoor use.
  • Page 37 ALLGON System AB AR Repeaters Functional Description Other units In addition to the channel/band selective boards, the repeater contains: • DIA Distribution board, which is a board on which all other boards and units are connected to. On the DIA board, there is a shielded metal frame in which the CU and ALI boards are located.

  • Page 38: Channel Selective Gsm Repeater

    ALLGON System AB Functional Description AR Repeaters Channel Selective GSM Repeater LNA DL LNA UL Downlink Uplink CHA1 CHA2 CHA3 CHA4 CHA5 CHA6 CHA7 CHA8 (2 ch.) (2 ch.) (2 ch.) (2 ch.) (2 ch.) (2 ch.) (2 ch.) (2 ch.)

  • Page 39: Channel Selective Cdma Repeater

    ALLGON System AB AR Repeaters Functional Description Channel Selective CDMA Repeater LNA DL LNA UL Downlink Uplink (2 carr.) (2 carr.) (2 carr.) (2 carr.) Base station Mobile station antenna antenna Figure 5-2. Channel selective CDMA repeater A cabinet (the left part in Figure 5-2) for a channel selective CDMA repeater can be equipped with two pair of CSA and PA boards, one pair for downlink (DL) and one pair for uplink (UL).

  • Page 40: Channel Selective High Power Cdma Repeater

    ALLGON System AB Functional Description AR Repeaters Channel Selective High Power CDMA Repeater LNA DL LNA UL Downlink Uplink (2 carr.) (2 carr.) PSU1 PSU2 Base station Mobile station antenna antenna Figure 5-3. High power CDMA repeater A cabinet (the left part in Figure 5-3) for a channel selective high power CDMA repeater can be equipped with two pair of CSA and PA boards, one pair for downlink (DL) and one pair for uplink (UL).

  • Page 41: Band Selective Repeater

    ALLGON System AB AR Repeaters Functional Description Band Selective Repeater LNA DL LNA UL Downlink Uplink Mobile station Base station antenna antenna Figure 5-4. Band selective repeater A cabinet (the left part in Figure 5-4) for a band selective repeater is equipped with two pair of BSA and PA boards, one pair for downlink (DL) and one pair for uplink (ULS).

  • Page 42: Combined Repeater

    ALLGON System AB Functional Description AR Repeaters Combined Repeater LNA UL LNA DL LNA DL LNA UL Uplink Downlink Downlink Uplink CHA1 CHA2 CHA3 CHA4 (2 ch.) (2 ch.) (2 ch.) (2 ch.) Downlink PSU2 PSU1 Mobile station Base station...

  • Page 43: Block Diagram

    ALLGON System AB AR Repeaters Functional Description Block Diagram The following block diagrams are found in this section: • Channel selective GSM repeater, Figure 5-6 on page 5-10. • Channel selective CDMA repeater, Figure 5-7 on page 5-12. • Band selective repeater, Figure 5-8 on page 5-14.

  • Page 44: Channel Selective Gsm Repeater

    ALLGON System AB Functional Description AR Repeaters Channel Selective GSM Repeater CHANNEL CHA1 - DL SELECTIVE P701 P101 OUT1 REPEATER CHA2 - DL TEST -30 dB TEST -30 dB P701 P101 OUT2 MS antenna BS antenna CHA3 - UL MS -20 dB...
  • Page 45 ALLGON System AB AR Repeaters Functional Description The first mixer stage on the CHA amplifier board, 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 figure, amplified before it is fed to the second mixer stage for conversion back to the original frequency.

  • Page 46: Channel Selective Cdma Repeater

    ALLGON System AB Functional Description AR Repeaters Channel Selective CDMA Repeater CHANNEL CSA - DL LNA - DL SELECTIVE CDMA OUT1 P101 P301 REPEATER High power CDMA only TEST -30 dB TEST -30 dB PSU2 PA - DL MS antenna...
  • Page 47 ALLGON System AB AR Repeaters Functional Description The first mixer stage on the CSA amplifier board, 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 figure, amplified before it is fed to the second mixer stage for conversion back to the original frequency.

  • Page 48: Band Selective Repeater

    ALLGON System AB Functional Description AR Repeaters Band Selective Repeater BAND LNA - DL BSA - DL SELECTIVE REPEATER OUT1 P101 P301 PA - DL TEST -30 dB TEST -30 dB MS antenna BS antenna PA - UL MS -20 dB...

  • Page 49: Rcu

    ALLGON System AB AR Repeaters Functional Description The first mixer stage on the BSA amplifier board, 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 figure, amplified before it is fed to the second mixer stage for conversion back to the original frequency.

  • Page 50: Alarm

    ALLGON System AB Functional Description AR Repeaters Alarm Alarm signals from external sensors are received by the ALI board, which forwards the alarm signals to the CU board. The software on the CU board is able to activate acoustic or visual alarm...

  • Page 51: Board And Unit Descriptions

    ALLGON System AB AR Repeaters Functional Description Board and Unit Descriptions Cabling between boards and units is found on page 5-27. DC - Directional Coupler The BS and MS directional couplers, see Figure 5-9, are identical for all repeaters except for the high power CDMA repeaters, which has BS and MS directional couplers depiced in Figure 5-10 (BS) and Figure 5-11 (MS).

  • Page 52: Dpx - Duplex Filter

    ALLGON System AB Functional Description AR Repeaters DPX - Duplex Filter The DPX duplex filters on the BS and MS sides are identical. Connection DPX/MS: Port Connected to DPX on the DC/MS directional coupler. Channel selective GSM repeater: Output on the CMB/DL combiner (at 4 channels), P701 on the CHA1/DL channel board (at 2 channels).

  • Page 53: Lna - Low Noise Amplifier

    ALLGON System AB AR Repeaters Functional Description LNA - Low Noise Amplifier The LNA low noise amplifiers are located in the outermost boxes at the top of the cabinet and large cover (see Figure 5-1 to Figure 5-5 on page 5-4 to 5-8). LNA/UL (uplink) is located to the left and LNA/DL (downlink) to the right.

  • Page 54: Cha - Channel Amplifier Board For Channel Selective Operation

    ALLGON System AB Functional Description AR Repeaters CHA - Channel Amplifier Board for Channel Selective Operation The cabinet can be equipped with four CHA Channel Amplifier boards. These are numbered from left to right: CHA1 - CHA4. The board positions CHA1 - CHA2 are used for downlink and CHA3 - CHA4 for uplink (see Figure 5-1 on page 5-4).

  • Page 55: Csa And Pa Boards For Channel Selective Cdma Operation

    ALLGON System AB AR Repeaters Functional Description CSA and PA Boards for Channel Selective CDMA Operation For channel selective CDMA operation, the cabinet is normally equipped with two CSA and two PA boards. These are numbered from left to right.

  • Page 56: Bsa And Pa Boards For Band Selective Operation

    ALLGON System AB Functional Description AR Repeaters BSA and PA Boards for Band Selective Operation For band selective operation, the cabinet is equipped with two BSA and two PA boards. These are numbered from left to right. Board position 1...

  • Page 57: Dia Board

    ALLGON System AB AR Repeaters Functional Description DIA Board DIA is a distribution board for most of the boards, units and ports. The DIA board is exclusively equipped with connectors. The connector types are chosen to prevent unintentional mixing up.
  • Page 58 ALLGON System AB Functional Description AR Repeaters Testpoints Testpoint Voltage Purpose +7V DC CHA1/DL or CSA/DL or BSA/DL downlink board supply voltage. +7V DC CHA2/DL or PA/DL downlink board supply voltage. +7V DC CHA3/UL or CSA/UL or BSA/UL downlink board supply voltage.

  • Page 59: Cu Control Unit Board

    A lithium battery is permanently mounted on the CU board. Due to the risk of explosion, this battery must not be removed from the board. In case of battery malfunction, replace the CU board. The old CU board can be sent to Allgon for repair. 5 - 25 User’s Manual VD203 66/EN...

  • Page 60: Repeater Cu Software And Hardware Compatibility

    ≤ 4 channels. This information is updated 2000-10-01. 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 CU software to be downloaded (normally found in the readme.txt file, which is supplied...

  • Page 61: Cabling

    ALLGON System AB AR Repeaters Functional Description Cabling On the following pages, you will find cabling information for the various repeater types: • Channel selective GSM repeater, 2 channels (page 5-28). • Channel selective GSM repeater, 4 channels (page 5-29).

  • Page 62: Channel Selective Gsm Repeater, 2 Channels

    ALLGON System AB Functional Description AR Repeaters Channel Selective GSM Repeater, 2 Channels ATT +7V OUT1 OUT2 ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT P101 P101 CHA1/DL CHA3/UL P701 P701 DOOR MODEM EXT LARM TEST 1 TEST 1 IN/OUT...

  • Page 63: Channel Selective Gsm Repeater, 4 Channels

    ALLGON System AB AR Repeaters Functional Description Channel Selective GSM Repeater, 4 Channels ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT P101 P101 P101 P101 CHA1/DL CHA2/DL CHA3/UL CHA4/UL P701 P701 P701 P701 DOOR MODEM EXT LARM TEST 1 TEST 1...

  • Page 64: Channel Selective Cdma Repeater

    ALLGON System AB Functional Description AR Repeaters Channel Selective CDMA Repeater ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT P101 P101 CSA/DL PA/DL CSA/UL PA/UL P301 P301 DOOR MODEM EXT LARM TEST 1 TEST 1 IN/OUT IN/OUT Power Supply Unit Figure 5-16.

  • Page 65: Channel Selective High Power Cdma Repeater

    ALLGON System AB AR Repeaters Functional Description Channel Selective High Power CDMA Repeater ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT P101 P101 CSA/DL PA/DL CSA/UL PA/UL BA/DL P301 P301 DOOR MODEM TEST TEST EXT LARM -30 dB -30 dB...

  • Page 66: Band Selective Repeater

    ALLGON System AB Functional Description AR Repeaters Band Selective Repeater ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT P101 P101 BSA/DL BSA/UL PA/DL PA/UL P301 P301 DOOR MODEM EXT LARM TEST 1 TEST 1 IN/OUT IN/OUT Power Supply Unit Figure 5-18. Cabling, band selective repeater Figure 5-18 shows a band selective repeater equipped with two BSA boards and two PA boards.

  • Page 67: Optionals

    Allgon Systems AB AR Repeaters Optionals . Optionals This chapter describes the following optional accessories available for the Allgon repeaters: • RCU, Remote Control Unit for GSM 900, page 6-2. • RCU, Remote Control Unit with PCMCIA Modem, page 6-4.

  • Page 68: Figure 6-1. Rcu - Gsm 900 Type

    New types may also have been added. For the latest details, please contact your local Allgon representative. For remote control of Allgon repeaters in the GSM 900 system an RCU Remote Control Unit is available as a kit. This kit contains an integrated mobile phone/modem, power supply and power supply backup.
  • Page 69 Transparent mode • If the PIN code have to be disabled, use another phone. If you get problems with the PIN code, please contact Allgon Technical Support. Power supply backup If a power failure occurs, the backup battery has capacity to supply the CU, ALI and phone/modem for 30 minutes at room temperature and a limited number of call attempts.

  • Page 70: Rcu, Remote Control Unit With Pcmcia Modem

    New types may also have been added. For the latest details, please contact your local Allgon representative. For remote control of Allgon repeaters in various systems, two PCMCIA modem based RCU Remote Control Units are available as kits.

  • Page 71: Figure 6-2. Rcu - Fixed Wire Line Pcmcia Type

    Allgon Systems AB AR Repeaters Optionals RCU for Fixed Wire Line Connection The RCU for Fixed Wire Line Connection is mounted inside the repeater cabinet, in front of the PSU (see Figure 6-2). TEST TEST -30 dB -30 dB -20 dB -20 dB 12volt 0.7Ah...

  • Page 72: Figure 6-3. Rcu - Wireless Pcmcia Type

    Allgon Systems AB Optionals AR Repeaters RCU for Wireless Connection The RCU base unit for Wireless Connection is mounted inside the repeater cabinet, in front of the PSU (see Figure 6-3). ATT +7V OUT1 OUT2 OUT1 OUT2 +7V ATT TEST...
  • Page 73 Allgon Systems AB AR Repeaters Optionals RCU kit items - Wireless Connection The item numbers refer to the numbers in Figure 6-3. 1. PCMCIA modem card host. 2. PCMCIA modem card (not included in the kit). 3. Green LED on the battery charger which is lit with a steady light when the power supply is OK, either from the mains or from the battery.

  • Page 74: Oms, Operation And Maintenance System

    7/16" Antenna Cable Connectors A 7/16" antenna cable kit is available for all the Allgon repeaters. This kit includes 7/16" antenna connectors for uplink and downlink antennas mounted on two repeater cable inlet flanges, and cables and connectors for connection to the DC directional couplers inside the repeater.

  • Page 75: R2R, Repeater To Repeater Link

    R2R, Repeater To Repeater Link Figure 6-4. Repeater to Repeater Link The Allgon Repeater to Repeater Link can be used in order to establish a repeater network with up to 13 repeaters, one or several of which can contain a phone line for communication with an OMT32 or an OMS.

  • Page 76: Installation

    Allgon Systems AB Optionals AR Repeaters Installation The R2R, Repeater to Repeater Link is installed as described in the R2R, Repeater to Repeater Link Kit, Installation Guide. At least one RCU unit (or telephone line with modem) is required for remote communication.

  • Page 77: Repeater Alarms

    Allgon Systems AB AR Repeaters Repeater Alarms . Repeater Alarms This chapter contains a list of those alarms which are initiated in the repeater and generated by the repeater control circuitry. Critical, Error and Warning alarms can be sent automatically from a repeater to an OMT32 and OMS and then be stored.

  • Page 78: Alarm Reference List

    Allgon Systems AB Repeater Alarms AR Repeaters Alarm Reference List The following table contains the internal repeater alarms which can occur and be shown in the OMT32 and OMS alarm window (additional alarms may have been added to the system after issuing this manual).
  • Page 79 Allgon Systems AB AR Repeaters Repeater Alarms Alarm Text Alarm Unit Alarm Level Description No BCCH detected RSSI Statistics Warning Signal strength on the BCCH channel was below the limit set Ceasing The cause of the alarm has ceased No connection...

  • Page 80: I Ndex

    Allgon Systems AB AR Repeaters Index ndex Abbreviations ....................... vi AGC, Automatic Gain Control ............... 5-13, 5-15 Alarm ........................5-16 Alarm reference list ....................7-2 ALARM, red LED ...................... 4-2 ALI, Alarm Interface board ....... 5-3 - 5-8, 5-16, 5-23 - 5-24, 6-3 - 6-4 AMPS .........................
  • Page 81 Allgon Systems AB Index AR Repeaters DAMPS ......................2-2, 5-14 DC, Directional Coupler ..... 3-8, 4-4, 5-3 - 5-8, 5-10 - 5-15, 5-17 - 5-18, 6-6, 6-8 DCS ..................... 2-2, 5-10, 6-4, 6-8 DIA, Distribution board ............3-10, 5-3, 5-19, 5-23, 5-25 Dimensions ........................
  • Page 82 Allgon Systems AB AR Repeaters Index OMS, Operation and Maintenance System ............2-1, 6-8 OMT32, Operation and Maintenance Terminal ............. 2-1 OPER, green LED ..................... 4-2 Outdoor installation ....................3-1 Output power level ....................4-4 PA, Power Amplifier board . 5-2, 5-5 - 5-8, 5-13, 5-15, 5-18, 5-21 - 5-24, 5-30 - 5-32 PCMCIA ......................
  • Page 83 Allgon Systems AB Index AR Repeaters R2R, Repeater to Repeater Link ............ 3-14, 4-3, 5-15, 6-9 Rain ..........................3-1 RCU, Remote Control Unit ................5-3, 5-15 RCU, Remote Control Unit for GSM 900 ..............6-2 RCU, Remote Control Unit with PCMCIA modem ..........6-4 Repeater CU hardware version ................

  • Page 84: Q Uestionnaire

    Do you think the information is easy to find and understand? q Yes q No Comments: 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...
  • Page 85 Allgon Systems AB Questionnaire AR Repeaters POSTAGE STAMP Allgon Systems AB Customer Support Centre SE-187 80 Täby Sweden If you prefer to send by mail, fold here and tape. No envelope required. +46 8 540 834 80 If you prefer to send by fax, use this number: Q - 2 VD203 66/EN - User’s Manual...

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