LG Electronics GDK-20W, LKD-8DS Alarm Detect Port Wiring, Ferrite Core Installation

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GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM

Alarm Detect Port Wiring

One external alarm detect input port is provided from the TERMINAL BLOCK CN22(pin#3,4) of the MBU. This port is used for notify to extensions when the external switch on/off. The connection example is shown in Figure 3.5.3. Close or open detection is programmable by administration programming.

Pin #3 of CN22

External Switch

Pin #4 of CN22

Figure 3.5.3 External Switch Wiring Example

Ferrite Core Installation

A ferrite core is provided in the package of the KSU. Ferrite core should be installed when wiring MBU, CO board, and WTIB.

Ferrite core is used to proof the EMI and to protect the system from the impulse noises. Ferrite core should be installed on signal wires as Figure 3.5.4 Ferrite core on signal wires.

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Contents Digital Wireless Key Telephone System Installation Manual Revision History Table of Contents Admin Programming Regulatory Information PurposeHearing AID Compatibility Replacement of Lithium BatteriesPictures Interference and AttenuationAbbreviations Introduction Isdn BRI System CapacityPMU MFBSTA Isdn1 Dimensions & Weights Height Width Depth System SpecificationsFlash Memory 4 Electrical Specifications AWG WireLcobesp System ComponentsMain Board Unit MBU Key Service Unit KSUProgram Module Unit PMU Ring Generation UnitRGUWireless Terminal Interface Board Wtib Interface Board STIB2Interface Board Stib Dvib Digitized Voice Interface Board General Site Considerations Site PreparationVerify On-Site Equipment Back-Board InstallationMounting the KSU KSU & Power Installation2 KSU Mounting Holes & Installation layout Power InstallationKSU Grounding PCB Installation PCB Handling & General InstallationMain Board Unit MBU Installation 2 MBU Installation OFF PMU Installation MFB Installation RGU InstallationSW1 Isdn STIB2 & Stib S/T Interface Board InstallationCN2 SW2 SW1 CN2SW2 SW2Dvib Digitized Voice Interface Board Installation Wtib Wireless Terminal Interface Board Installation11 Connectors of the Dvib Battery Back-Up Wiring Installation System WiringGeneral Purpose Relays Wiring Music on Hold MOH WiringFerrite Core Installation Alarm Detect Port Wiring4 Ferrite core on signal wires Components of the Dect system Overview of the Dect system1 Components of a Dect system GDK-20W Digital Wireless Key Telephone System Wtib Wireless Terminal Interface BoardBase Station GDC-200B Before Making Initial Call How to make CallsControlling a Call Terminating a CallBase Station GDK-20W DectAntenna Diversity Subscription Low Battery Alarm 8 Single-Slot Charger 330-SSC, 340-SSC System Configuration Before InstallationSite Survey Base Station Broadcast Range and Location 9 Base Station Service AreaGeneral Guidelines CRSCell-Coverage Region Survey ToolDistance Fading Reporting Results Rssi Monitoring Possible in GDC-335H onlyCheck list for Survey Data Korea Dect Survey Report Template NumberExamples Example 1 Centralizing Base StationsExample 2 Base Station Coverage in Adjoining Areas 15 Location of Base Station in Office Environment Example 3 Maximizing Line of SiteEquipment Check Hardware InstallationWtib Installation Unit Installation18 Wall Mounting of Base Station without wedge 20 LCD Message of Unsubscribed GDC-335H GAP and GDC-340HGAP System ID User subscription/desubscriptionConditions Authentication CodeAt the GDC-335H User SubscriptionAC code + User Desubscription At the GDC-340H Menuup or Down Summary of Dect Installation Stib Isdn DescriptionBasic Features of Isdn Device S-Interface GDK-20W Digital Wireless KEY Telephone System Features of Isdn CO Line T-Interface Unknown / National Type / International / Subscriber System Capacities GDK-20WRemark Numbering PLAN*1 Feature CodesMON+DND/FOR+7 TRANS/PGM+#4MON+DND/FOR+# TRANS/PGM+*1Basic and Extended Numbering Plans Features Basic Extension RemarksLCD Months SLT, DND SLT/WHTU*2Tone / Ring Cadence Audible SignalsSLT SLT Ring CadenceFrequencies and Tones GDK-20W Digital Wireless KEY Telephone System GDK-20W Station Configuration with LKD 2B GDK-20W ConfigurationMaximum Number of Stations in GDK-20W 34 Ports Maximum Number of CO Lines in GDK-20W 8 PortsNumber of Ports Default Number Description Wireless Cell / Terminal ConfigurationMaximum Number of Ports Station / CO in GDK-20W 38 Ports Gain Controlsystem Basemain Menu 5 SUB MenuSLT Rx Gain Country CIS Dktu SLT DCOSLT DCO Admin Program Start Press Flex KEY1-12 To Enter the Programming ModeGeneral Description IntroductionMAIN-MENU HOW to ProgramSUB-MENU TERMINAL-MENUProcedure Example of Admin. ProgramDND YESStation Attribute Button DefinitionAdmin Programming Admin Programming IndexFlex KEY Main Menu SUB Menu SYS TMR SYS PGMUCD SUB Menu Flex KEY Terminal Menu Range Default Remark Default ValuesLoop PBX / CO SUB Menu Flex Terminal Menu Range Default Remark KEYIsdn CO Colp Didrn2.3 Isdn Program Main Menu Flex SUB Menu Terminal Range Default Remark KEYSYS / EXC DID/DISASmdr Dtmf RX DktuTone MUSIC1YES/NO DVU SUB Flex SUB Menu Range Default Remark KEY TimerFlex KEY SUB Menu Terminal Menu Default Remark Disable Override Always Flex KEY SUB Menu Range Default RemarkLDT DMT2.10 Hunt GROUP/VOICE Mail Program Main Menu