User`s guide

5-6 DL3100 User’s Guide—November 1998
5
Figure 5-4 Current T3MB Alarm and Status Menu
To view additional pages with this same set of performance data, use the
up and down arrows to scroll through the pages.
To update the Current T3MB Alarms and Status Menu, select Repeat and
press Return.
Table 5-1 shows the T3MB alarm and status conditions.
Table 5-1 T3MB Alarms and Status Conditions
Message Severity Description
“No active alarm or state items.” Status The DL3100 unit is operating correctly.
Battery Failed or Disabled Minor The battery is dead.
Loss of Signal Status The DL3100 unit detected loss of receive
signal (LOS) on the DS3 interface. This
alarm is also sent as a FEAC LOS signal to
the remote unit.
Out of Frame Status The DL3100 unit detected an out-of-frame
(OOF) occurrence on the DS3 interface. This
alarm is also sent as a FEAC OOF signal to
the remote unit.
AIS Alarm Status An alarm indication signal (AIS) has been
received. This alarm also lights the “BLU”
LED.
DTE Loopback Status Loopback has been activated to the DTE
(payload) side of the DSU.
Network Loopback Status Loopback has been activated to the network
T3 side of the DSU.