Nortel Communication Server 1000S Installation And Configuration Manual page 78

Page 78 of 394 ISDN Primary Rate Interface equipment overview
Table 16
External connectors and LEDs
Function
Switch
Connectors
553-3001-201 Standard 2.00
Faceplate
Designator
ENB/DIS Plastic, ESD
protected
Port 0 Clock 0 RJ11 Connector
Port 0 Clock 1 RJ11 Connector
Port 1 Clock 0 RJ11 Connector
Port 1 Clock 1 RJ11 Connector
J5 TRK 9 Pin Female
D Connector
J6 DCH 26 Pin Female
D Connector
September 2004
Type
Card Enable/disable switch
Connects reference clock to
Clock Controller card
Connects reference clock to
Clock Controller card
Connects reference clock to
Clock Controller card
Connects reference clock to
Clock Controller card
Two external DS-1 Trunk 0
and Trunk 1
Connects to DCHI or MSDL
Description