LG Electronics
installation manual
Ipldk, IP LDK-20 Installation Manual
Troubleshooting
Specs
Install
System Connection Diagram
Signal Name Function
Flex Default Value
Wiring precautions
Dimension
Problem
Resetting the System
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IP
LDK-20
Installation Manual
IPLDK 20
INSTALLATION MANUAL
Page 1
Page 2
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Contents
Ipldk
IP LDK-20 Installation Manual
Revision History
Issue Date Contents of Changes Remark
Table of Contents
Troubleshooting
IP LDK-20 Installation Manual Introduction
Important Safety Instructions
Precaution
Board Installation
KSU Installation
Expansion Module Installation
Troubleshooting
IP LDK-20 System highlights
System Connection Diagram
System Components
General specifications
Specifications
Description Specification
System Capacity
IP LDK-20 Installation ManualIntroduction
Description CAPACITY/BOARD Total
Safety installation instructions
Pre-Installation
Installation precautions
Wiring precautions
Key service unit Mounting template
KSU Installation
Power cord
Unpacking
2 KSU exterior and dimension
KSU exterior and dimension
3 KSU with expansion module exterior and dimension
KSU with expansion module exterior and dimension
Opening the front cover
Opening and closing the front cover
4.2 Closing the front cover
Closing the front cover
5 Grounding the KSU
Frame ground connection
Range of Input Voltage Connect to Fuse Ratings
Power Supply Unit PSU installation
7 External Back Up Battery Installation
External backup batteries installation
Wall mounting
KSU mounting
8.1b KSU Wall Mounting ※ Note Be careful not to drop the KSU
8.2a Rack Bracket
Rack mounting
IP LDK-20 Installation Manual Board Installation
Installation of the Boards
2a Mbub
Mbub Main Board Unit
SWITCH/CONNECTOR Functions Remark
Connector/Modular Jack/Switch Functions
Mbub MJ1CO
Modular JackMJ1~MJ3 Pin Assignment
Switch and Connector
Line no RJ45 Type Jack Terminating Resistors Switch
TX+
SW7
Mbub MJ2 & MJ3Extension
1.4 SW3 Functions and LED Indications
1.3 MJ4 Pin Assignment
1.5 CN22 Pin assignment
Mbub Connector PIN Number Signal Name Function
IP LDK-20 Installation Manual Board Installation
Board Port Connector Type Description Cable Remark
Installation of the CO Line Board
Lcob CID Loop Start CO line Interface Board
Lcob
Pin Assignment
Connector Functions
Add-On Boards
Function Remark
1.2b PRCPTU4 CPCU4 FSK CID, PR and CPT detection Unit
2 Stib
Stib Basic Rate Interface Board Selectable S/T interface
TX+ RX+ OFF SW4
Mode
CN1
SW1
CN1 SW2
Stib Port1 Only
Isdn terminal TE1or TA
LED Indications Status
Or S Switch Setting
Line Connector and Terminating Resistors
MJ1 SW4
MJ1 SW1
3 Cbib
Cbib CID Loop Start CO line + Basic Rate Interface Board
Various Connectors Functions
PIN Number Signal Name Function
Cbib 1’ST Port for BRI T-MODE
Cbib 2’ND Port for LCO
PRCPTU2 PR and CPT detection Unit
PRU2 Polarity Reversal detection Unit
CPCU2 FSK CID, PR and CPT detection Unit
DTIB4 Digital Terminal Interface Board
Installation of the Extension Board
Board
DKT
2 DTIB8
DTIB8 Digital Terminal Interface Board
SLIB4 Single Line Interface Board
SLIB4 Connector PIN Number Signal Name
SLT-TIP
SLT
SLIB8 Single Line Interface Board
SLIB8 Connector PIN Number Signal Name
Vmibe Voice Mail Interface Board Enhanced
Other Board Installations
RECORD/PLAY MOH
Channel
AAFBEAuto Attendant Function Board Enhanced
Max record time
System/time stamp
Lanu LAN interface Unit
Lanu Connector PIN Number Signal Name Function
LED Indication of MJ1 Meaning
4 Modu
Modu Modem function Unit
Power Cord Battery Cable Module Fuse
Module Port Connector Description Cable Remark Type
Unpacking
Dtim
Opening the front cover
Opening and closing the front cover
2 Closing the front cover
Closing the front cover
1 Connecting an expansion module
Connecting Expansion Module to KSU
Wall mounting
3.1 Rack bracket
Rack Mounting
3.4 Module Rack Mounting
External Back Up Battery Installation
External backup batteries connection
1 Voim
Switch / Connector Functions Remark
Various switches and connectors functions
Pin assignment
Signal Name Function
LED indications
LED
VOIUVoice over Internet Protocol Interface Unit
2.1 Voiu Installation
1 Slim
Slimslt Interface Module Installation
1 Dtim
DTIMDigital Terminal Interface Module
Model Description
Terminal Models
Terminal Cabling Distance
Terminal Cabling Distance
Keyset Connection
Connector Type PIN Number Signal Name
Digital Keyset
2 SLT
External Music Source wiring
Connecting Additional Terminals
External Paging wiring
Alarm Detection wiring
Basic Preprogramming
Before Starting the IP LDK-20 System
Dktu Station 10 programming
Soft Button
Button explanation
LCD
Ring LED
Permanent Update Procedure
Entering programming mode
Resetting the System
To enter Programming Mode, perform the following Steps
Site Name
Pre-programming
Keyset Map
Code
International Calling Codes
CIS
STA Code COL STA & COL
Numbering Plan Type PGM
Number SET Type Intercom Default Remark
Number Plan Type
Range
Station Numbers Description
Numbering Plan Detail
TRANS/PGM +
Flexible Numbering Plan PGM
Flex Default Value
Plan a
Flex Numbering Plan Apgm
Flex Numbering Plan B PGM
IP setting for System PGM
Problem
IP LDK-20 Installation Manual Troubleshooting
Cause / Symptom Solution
MOH
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