Northern Telecom DMS-100 Series Manual page 111

Procedure 6-20xxx
T1 link alarms (continued)
Step Action and response
2 Enable the T1 link
From the T1 Link Status screen, enable both the primary and
secondary T1 links.
If the T1 links are successfully enabled, go to the next step.
If the T1 links do not enable, go to the procedure called Cannot
enable T1 link in this chapter.
3 Check for alarms
From the T1 Link Status screen, check for alarms on the T1 links.
If a redundant T1 link has a status of alarm (that is, either yellow or
red), go to the next step.
If a primary T1 link has a status of alarm, skip the next step and go to
the step called Disable the node .
4 Check Cable Set 3
Refer to Figure 6-1 and check cable set 3. Make any required
adjustments and then check the terminal for alarms.
If after checking cable set 3 no alarm exists, you have completed this
procedure.
If after checking cable set 3 the alarm still exists, go to the next step.
5 Disable the node
From the Node Status screen, disable the TIFN.
If the TIFN is successfully disabled, go to the next step.
If you cannot disable the TIFN, then go to the procedure called
Cannot disable node in this chapter.
6 Run the out-of-service diagnostics
From the Card Status screen, run the out-of-service diagnostics for
the T1 card of the TIFN.
If the diagnostics pass, go to the next step.
If the diagnostics fail, go to the procedure called Out-of-service
diagnostics on T1 card fail in this chapter and return to this procedure
once the diagnostics have passed.
DMS VoiceMail Trouble-locating and alarm-clearing procedures SPM 02
Telephony interface node
-continued-
6-21