LG Electronics IP LDK-20 installation manual Connector/Modular Jack/Switch Functions

Models: IP LDK-20

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IP LDK-20 Installation Manual

Board Installation

 

 

Figure 3.2b Connection

The MBUB is installed in the KSU and provides various kinds of connectors and RJ45 modular jacks for the connection of peripheral boards and miscellaneous functions (refer to the following Table).

Connector/Modular Jack/Switch Functions

SWITCH/CONNECTOR

FUNCTIONS

REMARK

CN5

CO board (LCOB, STIB, CBIB) installation

 

CN6

Extension board (DTIB, SLIB) installation

 

CN7 & CN8

MODU installation

 

CN9

VMIBE/AAFBE installation

 

CN11

LANU installation

 

CN16

JTAG Port for emulator

 

CN18

System Backup Battery connection

 

CN19

PSU connection (+5V, -5V, +30V)

 

CN20

External GND Terminal

 

CN22

RS-232C interface

 

MJ1

2 ISDN BRIs connection (Selectable S/T)

 

MJ2

4DKTs

 

MJ3

2DKT/SLTs connection and 2SLTs connection

 

MJ4

External Relays, External Paging, and Alarm Sensor

 

PJ1 (Red)

External MOH connection

 

SW1

Lithium Battery ON/OFF switch for Memory and RTC

Database back-up

SW2

System reset button

 

SW3

4 poles DIP switch for software usage

 

SW4

1 pole DIP switch for JTAG reset

Reserved

22

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LG Electronics IP LDK-20 installation manual Connector/Modular Jack/Switch Functions, SWITCH/CONNECTOR Functions Remark