Vertical SBX IP 320 Installation Manual page 49

Expansion Main Board Unit (EMBU/NTB412)
Table 4-10 Connector/Modular Jack/Switch Functions
SWITCH/CONNECTOR
Figure 4-5 EMBU Connection Ports
CN1 KSU Connection from BKSU with Link cable
CN2 CO and Extention Board (CHB308) installation
CN13 External Relay contact
CN7 PSU connection
MJ1 3 CO connection
MJ2 8 DKTs or 8 SLTs connection
SBX IP 320 Installation Guide
Chapter 4: Board Installation
FUNCTIONS
-
4 9
REMARK
50 Pins
50 Pins
4 Pins
7 Pins
3 Arrays
8 Arrays