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IP LDK-20
installation manual
KSU with expansion module exterior and dimension
Models:
IP LDK-20
1
15
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Troubleshooting
Specification
Install
System Connection Diagram
Signal Name Function
Flex Default Value
Wiring precautions
Dimension
Problem
Resetting the System
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Image 15
I
P
LDK-20
Installation Manual
KSU Installation
2.2.3 KSU with expansion module exterior and dimension
Figure 2.2.3 shows the exterior and dimensions of the KSU:
Figure 2.2.3 KSU with expansion module exterior and dimension
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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
Troubleshooting
KSU Installation
Board Installation
Expansion Module Installation
IP LDK-20 System highlights
System Connection Diagram
System Components
Specifications
General specifications
Description Specification
IP LDK-20 Installation ManualIntroduction
System Capacity
Description CAPACITY/BOARD Total
Wiring precautions
Pre-Installation
Safety installation instructions
Installation precautions
Unpacking
KSU Installation
Key service unit Mounting template
Power cord
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
SW7
Line no RJ45 Type Jack Terminating Resistors Switch
Switch and Connector
TX+
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
Lcob
Installation of the CO Line Board
Board Port Connector Type Description Cable Remark
Lcob CID Loop Start CO line Interface Board
Function Remark
Connector Functions
Pin Assignment
Add-On Boards
1.2b PRCPTU4 CPCU4 FSK CID, PR and CPT detection Unit
2 Stib
Stib Basic Rate Interface Board Selectable S/T interface
SW1
Mode
TX+ RX+ OFF SW4
CN1
LED Indications Status
Stib Port1 Only
CN1 SW2
Isdn terminal TE1or TA
MJ1 SW1
Line Connector and Terminating Resistors
Or S Switch Setting
MJ1 SW4
3 Cbib
Cbib CID Loop Start CO line + Basic Rate Interface Board
Cbib 2’ND Port for LCO
PIN Number Signal Name Function
Various Connectors Functions
Cbib 1’ST Port for BRI T-MODE
PRU2 Polarity Reversal detection Unit
PRCPTU2 PR and CPT detection Unit
CPCU2 FSK CID, PR and CPT detection Unit
DKT
Installation of the Extension Board
DTIB4 Digital Terminal Interface Board
Board
2 DTIB8
DTIB8 Digital Terminal Interface Board
SLT
SLIB4 Connector PIN Number Signal Name
SLIB4 Single Line Interface Board
SLT-TIP
SLIB8 Single Line Interface Board
SLIB8 Connector PIN Number Signal Name
Other Board Installations
Vmibe Voice Mail Interface Board Enhanced
RECORD/PLAY MOH
System/time stamp
AAFBEAuto Attendant Function Board Enhanced
Channel
Max record time
Lanu Connector PIN Number Signal Name Function
Lanu LAN interface Unit
LED Indication of MJ1 Meaning
4 Modu
Modu Modem function Unit
Dtim
Module Port Connector Description Cable Remark Type
Power Cord Battery Cable Module Fuse
Unpacking
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
LED
Signal Name Function
Pin assignment
LED indications
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
2 SLT
Connector Type PIN Number Signal Name
Keyset Connection
Digital Keyset
Alarm Detection wiring
Connecting Additional Terminals
External Music Source wiring
External Paging wiring
Before Starting the IP LDK-20 System
Basic Preprogramming
Dktu Station 10 programming
Ring LED
Button explanation
Soft Button
LCD
To enter Programming Mode, perform the following Steps
Entering programming mode
Permanent Update Procedure
Resetting the System
Pre-programming
Site Name
Keyset Map
International Calling Codes
Code
CIS
STA Code COL STA & COL
Range
Number SET Type Intercom Default Remark
Numbering Plan Type PGM
Number Plan Type
Numbering Plan Detail
Station Numbers Description
TRANS/PGM +
Flex Numbering Plan Apgm
Flex Default Value
Flexible Numbering Plan PGM
Plan a
Flex Numbering Plan B PGM
IP setting for System PGM
MOH
IP LDK-20 Installation Manual Troubleshooting
Problem
Cause / Symptom Solution
