User's Manual

CHAPTER 6 NDA-24300
Page 446
Issue 1
SYSTEM OPERATIONS
(e) Interrupt Ringing (IR) Test Procedure
Figure 6-34 Interrupt Ringing (IR) Test Procedure/Connection Diagram
AAAA
ORT
IR
SST
• Access code is assigned by ASPA command, CI=N, SRV=SSC,
SID=17
Lift handset
Dial access code for
designated connection
(SST)
(DT)
TEST IN PROGRESSDESIGNATION
Dial “999”
Hang Up
Bell Rings
Lift handset and answer
(SST)
Hang Up
HANGUP
SST
ANSWER