LBI-39076BericssonzericssonzSystem ManualEDACSEnhanced Local Interconnect (ELI)

LBI-39076B INTRODUCTION / DESCRIPTION10INTRODUCTIONThis manual describes the installation, configuration,and operation of the Enhanced Local Interconn

DESCRIPTION LBI-39076B11The Site Controller computer directs up to 16 levels oftoll call restrictions, up to 15 rotary hunt sequences, 8 de-queuing pr

LBI-39076B DESCRIPTION / INSTALLATION12The telephone line interface provides the followingfunctions for radio-originated calls:• Applies signaling to

INSTALLATION LBI-39076B13Table 1 - Sequence of Installation Activities (with Step # References)StandardGTIUnitsAssignRecord SoftwareSet UpSet DIP Swit

LBI-39076B INSTALLATION141. RADIO SOFTWAREThe 1st step to install the ELI option applies only toMDR full-duplex radios. If you plan to use this type

INSTALLATION LBI-39076B15The location of the Application Software andPersonality PROMs on the PROM card is shown in Figure7. When replacing PROMs, be

LBI-39076B INSTALLATION16You may use some other method. However, using themethod described here assures that the supplied cables willbe the correct l

INSTALLATION LBI-39076B17Revision-D or E Main boardsRevision-D or E Main boards require version 2.xor higher GTI 552 and GTI DSP software. Donot use v

LBI-39076B INSTALLATION186. GTI TELEPHONE INTERFACEThe 6th step to install the ELI option is to configureeach GTI telephone interface to match the typ

INSTALLATION LBI-39076B19End-to-End, Loop StartRingDet.LoopCurrentDet.Trans-formerHybridSendRecRingTipK245678321K3JP3-BJP2-BJP15-AJP14-AJP8-AJP9-BJP13

LBI-39076B NOTICESCopyright September 1994, Ericsson GE Mobile Communications Inc.2REVISION HISTORYRevision Date Reason for Change- Sep 1994 Original

LBI-39076B INSTALLATION20Table 3 - Configurations by Interface Characteristic (Rev A Main Board)INTERFACE JUMPER POSITIONS FOR JP1 THROUGH JP15 FUSESC

INSTALLATION LBI-39076B21234567ABCDJP3ABCDJP2RINGDET.100 OHMSJP64.7 OHMS4.7 OHMS4.7 OHMS4.7 OHMSJP58620 OHMSFUSE F3 GNDJP4FUSE F2 -48 V1620 OHMSDS1DS2

LBI-39076B INSTALLATION22Revision-D or E Main BoardThe revision-D or E Main boards contain two jumpers(JP3 and JP4) and a matrix card connector (J5) t

INSTALLATION LBI-39076B23Table 5 - Defined DIP Switch Settings for GTI Units1 2 3 4 5 6 7 8DIP SWITCH #1 0 0 0 0 0 X X0 1 0 0 0 0 X X1 1 0 0 0 0 X X0

LBI-39076B INSTALLATION249. GTI & IAM MOUNTINGThe 9th step to install the ELI option, is to mount thestandard GTI units, the Master GTI, and optio

INSTALLATION LBI-39076B25MASTR III Power Supply/AudioIf the GTI unit is to be connected to a MASTR IIIrepeater channel, connect a 19B803830P1 cable fr

LBI-39076B INSTALLATION2624-pin connector on one end, and a standard 24-pinconnector on the other.To install the data bus cables, connect the IAM unit

INSTALLATION LBI-39076B272#56022601-0537(C) ZETRON INC.U23IAM V1.2Software Version #Circuit SymbolFigure 35 - IAM Software Label12. IAM CONNECTIONSThe

LBI-39076B INSTALLATION28be selected using DIP switch sections 2 through 4. Theserial printer port can be turned off and on using DIP switchsection 5

CONFIGURATION LBI-39076B29CONFIGURATIONOVERVIEWThe user configurable parameters for the ELI optionreside in two locations: the Site Controller comput

TABLE OF CONTENTS LBI-39076B3TABLE OF CONTENTSPAGEREGULATORY COMPLIANCE ...

LBI-39076B CONFIGURATION30Similarly, other interconnect timing parameters mayneed upward adjustment. In addition to the dial tone detectduration, the

CONFIGURATION LBI-39076B31• Line Active - This column of parameters defines (forthe site) if a line is available for interconnect calls.Default is no

LBI-39076B CONFIGURATION32Who Has What Priority• Interconnect - This 1-digit field defines (for eachlogical unit ID) which of eight queuing priority

CONFIGURATION LBI-39076B33Who Has What Dedicated Line• Dedicated Line - This 3-digit field defines (for eachlogical unit ID) the line number to be de

LBI-39076B CONFIGURATION34GTI UnitOffice PC11223 3DB-9 (F)GndTx DataRx DataDB-9 (M)Signal GroundRx DataTx DataCOM PortCable19D903985P72456789DTRCTSRTS

OPERATION LBI-39076B35OPERATIONGTI UNITSThe location of the indicators and reset button on thefront panel of each GTI unit (including the Master GTI)

LBI-39076B OPERATION36with the Master GTI within a couple of minutes of beingpowered-up, but in the event that it doesn’t, momentarilypress the button

OPERATION LBI-39076B37BackupThe IAM has the capacity to hold 60,000 records inbattery backed RAM. Every effort has been made to ensurethat this memor

LBI-39076B OPERATION38• Radio-originated call - a call from a radio using anEDACS repeater site, through a telephone lineconnected to that EDACS repe

OPERATION LBI-39076B39 IDENTIFYING CALLED ID13. The channel-terminating GTI detects the first DTMFdigit, momentarily lights the “DTMF DETECTED” redLE

LBI-39076B TABLE OF CONTENTS4TABLE OF CONTENTS (Cont.)PAGECONFIGURATION ...

LBI-39076B OPERATION40PCM Data Bus (completing the audio path between thecalling telephone and the called radio(s)).28. The Site Controller directs th

OPERATION LBI-39076B412. The radio sends an interconnect call request on theControl Channel.3. The Control Channel GETC receives the request for anint

LBI-39076B OPERATION42If the Dial Tone Required field is set to Y in the SystemConfiguration of the GTI Configurator, then theabsence of dial tone, fo

MAINTENANCE LBI-39076B43MAINTENANCEGTI REMOVALWhen you are about to remove a GTI from an EDACSRepeater cabinet in a working system, you must take spec

LBI-39076B MAINTENANCE445. (Master GTI only) Disconnect the two SiteController data link plugs from the back of theMaster GTI.6. Disconnect the PCM

MAINTENANCE LBI-39076B45Table 8 - Software Compatibility by Main Board Revision NumberELIEQUIPM-ENTCIRCUITBOARDSOFTWAREPACKAGESOFTWARE VERSIONREQUIRED

LBI-39076B MAINTENANCE46• Replace the GTI Master software on the GTIInterface Board with V1.04 GTI Master software.• Re-attach the top cover, and re

MAINTENANCE LBI-39076B474. Each GTI in 1st Group (Modify 1st Group):• (MASTR II & IIe applications only) - Add ajumper between pins 2 and 3 of t

LBI-39076B MAINTENANCE489. System Manager (Enable all but 2nd Group):• Using System Manager screen 10, panel 1:4,reconfigure the “Interconnect” fiel

MAINTENANCE LBI-39076B491. System Manager (Disable All):• Using System Manager screen 10, panel 1:4,reconfigure the Interconnect field to N for each

FIGURES LBI-39076B5LIST OF FIGURES AND TABLESPAGEFigure 1 - Location of ELI Components in a Typical EDACS Installation ...

LBI-39076B MAINTENANCE50 If the ELI system experiences problems due to thetemporary disconnections, you will have to disablethe ELI system through th

MAINTENANCE LBI-39076B51TROUBLESHOOTINGThe hardware used in the ELI system is extremelyreliable, making component failure the unlikely cause ofmost pr

LBI-39076B TROUBLESHOOTING52Table 9 (Cont.) - Troubleshooting SymptomsSYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTIONAll radio-originated interconnect cal

TROUBLESHOOTING LBI-39076B53Table 9 (Cont.) - Troubleshooting SymptomsSYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTIONAll telephone-originated interconnec

LBI-39076B TROUBLESHOOTING54Table 9 (Cont.) - Troubleshooting SymptomsSYMPTOM POSSIBLE CAUSE(S) CORRECTIVE ACTIONBilling data does not contain the cor

GLOSSARY LBI-39076B55GLOSSARY2-Wire Audio Line...A 2-Wire audio line uses a single audio pair for

LBI-39076B GLOSSARY56GLOSSARY (CONT.)Ground-Start Signaling ...Ground-Start signaling is used to send the

GLOSSARY / PARTS LIST LBI-39076B57GLOSSARY (CONT.)Radio-Originated Call...A telephone interconnect call

LBI-39076B INTERCONNECTION DIAGRAMELI Interconnection Diagram58Site ControllerComputerPort 30RJ-45Rx DataTx DataSignal Ground237Port 31RJ-45Rx DataTx

SCHEMATIC DIAGRAM LBI-39076BELI TELCO Module19C852327G1(Similar to 19D904451, Sh. 1, Rev. 0)5912345678J1RJ-45J1425-Pair1262273284295RJ-45J267812345RJ-

LBI-39076B FIGURES AND TABLES6LIST OF FIGURES AND TABLES (Cont.)PAGEFigure 31 - MASTR II & IIe Connections...

LBI-39076B INSTALLATION CHECKLISTEricsson Inc.Private Radio SystemsMountain View RoadLynchburg, Virginia 245021-800-528-7711 (Outside USA, 804-528-771

REGULATORY COMPLIANCE LBI-39076B7REGULATORY COMPLIANCEFEDERAL COMMUNICATIONS COMMISSION (FCC) REGULATIONS1. This Telephone Interconnect, before its co

LBI-39076B REGULATORY COMPLIANCE8REGULATORY COMPLIANCE (Cont.)FEDERAL COMMUNICATIONS COMMISSION (FCC) REGULATIONSb. Incoming call is routed to a dial

SPECIFICATIONS LBI-39076B9SPECIFICATIONSDimensions:Master GTI............... 1.75" H x 19.00" W