User Guide
DEFINITY Enterprise Communications Server Release 5
Maintenance and Test for R5vs/si 
555-230-123 
Issue 1
April 1997
Maintenance Object Repair Procedures 
Page 10-705EXP-INTF (Expansion Interface Circuit Pack) 
10
The Expansion Interface circuit pack address given in the set 
expansion-link command is an Active Expansion Interface. The address 
must be a Standby Expansion Interface circuit pack in order to switch 
links.
5. Address is not a valid Expansion Interface Board
The link switch could not be attempted because the address in the set 
expansion-link command did not correspond to any known Expansion 
Interface circuit pack.










