Avaya IP Office Phone 사용자 설명서

The So8 Module is only applicable to countries that support the ETSI signaling protocol 
(see page 31). 
 

 

Phone Ports 1 - 8 

Green LED 
Connection OK 

Yellow LED
Activity Indicator 

Red = Alive but not initiated 
Green = Running OK 

 

•  BRI Ports: These are 64k ISDN BRI S-Bus ports and are used for connection to ISDN 

Telephones, Group 4 faxes, Video conferencing units, etc. 
 

 

 

EXPANSION

 

DTE 

Expansion Port 

DTE Port 

DC Power I/P Socket

 

DC I/P 

-  C  + 

 

 

 

•  Expansion Port 

Used to connect a So8 Module to the Expansion Ports of an IP Office platform. 

•  DC Power I/P Socket 

Socket for the external 24V DC unregulated power supply (supplied with kit). 

•  DTE Port 

A 25-way D-type socket. Used for connection to PC (as a diagnostic aid). 
 

IP400 So8 is supplied with one blue Expansion Interconnect cable. For Port Pinouts and 
Cables, refer to pages 63 and 67 respectively.