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IP LDK-20 Installation Manual Board Installation
22
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