
Chapter 6: Configuration - ISDN Connection Settings
This chapter details ISDN settings starting with overview of the ISDN card in the 
Chapter 6.1: Overview of the ISDN Card
Each 
Slave PCB (Inside Multicell)
Master PCB (inside 
To define ISDN settings, press.  | The ISDN window will open.  | 
This window defines settings in the E1 line, between the switching unit and the ISDN card. Enter specifications as described on the following page. Ensure that settings are in conformity with settings in the switching box.
1.The control PCB has an EEPROM containing master card software. Enter the version of the master card software in System Version.
2.The ISDN module is a small PCB connected to the master PCB. The ISDN module has an
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