LG Electronics IP LDK-20 installation manual Modu Modem function Unit

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IP LDK-20 Installation Manual	Board Installation

3.5.4MODU (MODEM function Unit)

Description

MODU should be installed on the MODU connectors, and provides an analog modem connection. It supports Bell, ITU-T, V.34, V.32BIS, V.90 Protocol at 300bps, up to 33Kbps speed rate, and automatic rate negotiation.

Figure 3.5.4 MODU

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Contents IP LDK-20 Installation Manual IpldkIssue Date Contents of Changes Remark Revision HistoryTable of Contents Troubleshooting Important Safety Instructions IP LDK-20 Installation Manual IntroductionPrecaution Expansion Module Installation KSU InstallationBoard Installation TroubleshootingSystem Connection Diagram IP LDK-20 System highlightsSystem Components Description Specification SpecificationsGeneral specifications Description CAPACITY/BOARD Total IP LDK-20 Installation ManualIntroductionSystem Capacity Installation precautions Pre-InstallationSafety installation instructions Wiring precautionsPower cord KSU InstallationKey service unit Mounting template UnpackingKSU exterior and dimension 2 KSU exterior and dimensionKSU with expansion module exterior and dimension 3 KSU with expansion module exterior and dimensionOpening and closing the front cover Opening the front coverClosing the front cover 4.2 Closing the front coverFrame ground connection 5 Grounding the KSUPower Supply Unit PSU installation Range of Input Voltage Connect to Fuse RatingsExternal backup batteries installation 7 External Back Up Battery InstallationKSU mounting Wall mounting8.1b KSU Wall Mounting ※ Note Be careful not to drop the KSU Rack mounting 8.2a Rack BracketInstallation of the Boards IP LDK-20 Installation Manual Board InstallationMbub Main Board Unit 2a MbubConnector/Modular Jack/Switch Functions SWITCH/CONNECTOR Functions RemarkModular JackMJ1~MJ3 Pin Assignment Mbub MJ1COTX+ Line no RJ45 Type Jack Terminating Resistors SwitchSwitch and Connector SW7Mbub MJ2 & MJ3Extension 1.3 MJ4 Pin Assignment 1.4 SW3 Functions and LED IndicationsMbub Connector PIN Number Signal Name Function 1.5 CN22 Pin assignmentIP LDK-20 Installation Manual Board Installation Lcob CID Loop Start CO line Interface Board Installation of the CO Line BoardBoard Port Connector Type Description Cable Remark LcobAdd-On Boards Connector FunctionsPin Assignment Function Remark1.2b PRCPTU4 CPCU4 FSK CID, PR and CPT detection Unit Stib Basic Rate Interface Board Selectable S/T interface 2 StibCN1 ModeTX+ RX+ OFF SW4 SW1Isdn terminal TE1or TA Stib Port1 OnlyCN1 SW2 LED Indications StatusMJ1 SW4 Line Connector and Terminating ResistorsOr S Switch Setting MJ1 SW1Cbib CID Loop Start CO line + Basic Rate Interface Board 3 CbibCbib 1’ST Port for BRI T-MODE PIN Number Signal Name FunctionVarious Connectors Functions Cbib 2’ND Port for LCOCPCU2 FSK CID, PR and CPT detection Unit PRU2 Polarity Reversal detection UnitPRCPTU2 PR and CPT detection Unit Board Installation of the Extension BoardDTIB4 Digital Terminal Interface Board DKTDTIB8 Digital Terminal Interface Board 2 DTIB8SLT-TIP SLIB4 Connector PIN Number Signal NameSLIB4 Single Line Interface Board SLTSLIB8 Connector PIN Number Signal Name SLIB8 Single Line Interface BoardRECORD/PLAY MOH Other Board InstallationsVmibe Voice Mail Interface Board Enhanced Max record time AAFBEAuto Attendant Function Board EnhancedChannel System/time stampLED Indication of MJ1 Meaning Lanu Connector PIN Number Signal Name FunctionLanu LAN interface Unit Modu Modem function Unit 4 ModuUnpacking Module Port Connector Description Cable Remark TypePower Cord Battery Cable Module Fuse DtimOpening and closing the front cover Opening the front coverClosing the front cover 2 Closing the front coverConnecting Expansion Module to KSU 1 Connecting an expansion moduleWall mounting Rack Mounting 3.1 Rack bracket3.4 Module Rack Mounting External backup batteries connection External Back Up Battery Installation1 Voim Various switches and connectors functions Switch / Connector Functions RemarkLED indications Signal Name FunctionPin assignment LED2.1 Voiu Installation VOIUVoice over Internet Protocol Interface UnitSlimslt Interface Module Installation 1 SlimDTIMDigital Terminal Interface Module 1 DtimTerminal Models Model DescriptionTerminal Cabling Distance Terminal Cabling DistanceDigital Keyset Connector Type PIN Number Signal NameKeyset Connection 2 SLTExternal Paging wiring Connecting Additional TerminalsExternal Music Source wiring Alarm Detection wiringDktu Station 10 programming Before Starting the IP LDK-20 SystemBasic Preprogramming LCD Button explanationSoft Button Ring LEDResetting the System Entering programming modePermanent Update Procedure To enter Programming Mode, perform the following StepsKeyset Map Pre-programmingSite Name CIS International Calling CodesCode STA Code COL STA & COL Number Plan Type Number SET Type Intercom Default RemarkNumbering Plan Type PGM RangeTRANS/PGM + Numbering Plan DetailStation Numbers Description Plan a Flex Default ValueFlexible Numbering Plan PGM Flex Numbering Plan ApgmFlex Numbering Plan B PGM IP setting for System PGM Cause / Symptom Solution IP LDK-20 Installation Manual TroubleshootingProblem MOH