Severity Levels

Not Alarmed (NA)

AID Type

Data port

Date

Month/day/year that the condition was detected

Time

Hour:minute:second that the condition was detected

Probable Cause

LPBKNETWORK (Loopback, Network)

Effect on Service

Standing Condition (SC)

Alarm Entity Type

DATA

Description

DATA terminal loopback

Likely Cause

User selected Fault → Analysis → Loopback.

Visible Indication

Lighted ABN LED on the SYSCTL faceplate.

Action

Proceed to Procedure 5-18: Clear "DATA terminal loopback" condition.