ADC Release 3.1 - Manual (Page 481)

1152700 • Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 2-437
© 2000, ADC Telecommunications, Inc.
TAP-100
Page 18 of 23
Table 4-1. Alarm Identifications, continued
ALARM
MESSAGE SEVERITY IMPACT DESCRIPTION SUGGESTED COURSE OF ACTION
Shelf
Controller
EIM 1
Removed
EIMSlot1R
emoved
Informational
Alert Installation
Information SC EIM in slot one which
provides hardwired alarm
inputs and outputs, remote
ACO activation, and
timing reference inputs
(BITS), cannot be found . Buses are probably not
functioning properly because
the Bus Terminating EIM (B-
TEIM) in slot 18 at the rear of
the shelf or the SC in slot 1 has
been physically removed from
the backplane.
Shelf
Controller
EIM 18
Removed
EIMSlot18
Removed
Informational
Alert Installation
Information SC EIM in slot 18 which
provides backplane bus
termination, Telnet
connection to the node,
and shelf addressing, has
been physically pulled
from the backplane. Buses are probably not
functioning properly because
the Bus Terminating EIM (B-
TEIM) in slot 18 at the rear of
the shelf or the SC in slot 18
has been physically removed
from the backplane.
Signal
Degraded Minor Could be
Service
Affecting. Input signal strength is
degraded. Possibly a fiber
problem or transmitter. Check fiber path for damage or
bends and check attenuation
and transmitter output.
Software
Downloadi
ng Failed
SWDownlo
adFailed
Informational
Alert Installation
Information NMIC unable to
download software
successfully to the NE. Check FTP connection and NE
status.
Sync
Message
Changed
SyncMessa
geChanged
Major –
currently an
informational
alert. Installation
Error SONET sync message (S1
byte) changed. No suggestions.
Sync
Reference
Failure
SyncRefere
nceFailed
Major –
currently an
informational
alert. Service
Affecting Timing reference that the
network element clocks
off of has failed. Retrieve timing source
information and check reference
input (BITS, 622-RIC, 155-
CRS).
T1
Loopback
DS1Loopba
ck
Informational
Alert Service
Affecting T1 Loopback Pseudo
Random Pattern. Indicates
a loopback condition has
been initiated by a user. Check for troubleshooting
activity by other users and
release loopback if necessary.
T1 Yellow
Alarm
DS1Rai
Minor Not service
affecting DSX1 Alarm: Remote
Alarm Indication.
Indicates a problem at the
CPE transmitter. Check card and output level of
CPE equipment. Replace as
needed per local practices.
(continued)