Specifications
Line and Station Boards and Special Components 
Printed in the USA  Page 13  GCA39-825 Rev 2, Issue 4/02 
Industry Standard Station Board 
Part Number: FXISTM-16 (16 Port Industry Standard Station Board w/ Message Waiting) 
•  Industry standard telephones require only 1 pair of wires per telephone for operation. 
•  Industry standard station boards are for 2500-type sets or for any application where industry 
standard ports are required. 
•  IST ports can be used for single-line telephones, credit card verifiers, modems, fax machines, 
cordless telephones, etc. 
•  The Industry Standard Station Board includes a built-in ring generator. 
•  Additional DTMF receivers may be necessary for the proper operation of the board. 










