Section 4, User Interface Guide ATLAS 550 System Manual
124 © 2002 ADTRAN, Inc. 61200305L1-1F
MODULES (T1/PRI-2/4) > INFO > PLL STATUS
Read security: 5
Indicates whether the module phase lock loop is locked to its specific source.
MODULES (T1/PRI-2/4) > ALARM STATUS
Read security: 5
Displays the current T1 alarm status.
MODULES (T1/PRI-2/4) > ALARM STATUS > PRT
Read security: 5
Indicates the port number.
MODULES (T1/PRI-2/4) > ALARM STATUS > ALARMS
Read security: 5
Displays an alarm condition on the ATLAS 550 unit. Press <Enter> to access this menu item.
MODULES (T1/PRI-2/4) > DS0 STATUS
Read security: 5
The DS0 status indicates usage on a DS0 basis. These options are read-only:
LOS Indicates a loss of signal detected on port interface.
RED Indicates inability to frame data received on the port. Alternately referred to
as Out of Frame (OOF).
YELLOW Receiving remote alarm (RAI) on port.
BLUE Receiving unframed all ones from the port Alarm Indicator Signal (AIS).
DS0 ALARM Displays per-DS0 alarm status; that is, at least one DS0 channel is in alarm if
an asterisk (*) appears. These alarms usually indicate the failure to receive
the protocol that has been configured for the DS0.
RX LEVEL
(RECEIVE LEVEL)
Indicates the strength of the signal (in dB) received on the port.
-Unallocated MMaintenance
*Inactive NDedicated (nailed)
+Signaling mismatch OOff hook - originate (RBS)
AActive B Channel RRinging (RBS); Restart (ISDN)
DActive D Channel WWaiting dial tone