User manual

Wide Bank 28 DS3 - Release 2.4 July 2004 12-3
Alarm Reporting
LEDs That Report Alarms
LEDs That Report Alarms
The information in Table 12-1 assumes that your Wide Bank 28 DS3 is fully redundant and is using the
default alarm severities for Critical, Major, and Minor alarms. Some physical configurations other than
fully redundant affect the way some alarms are reported.
Table 12-1 LED Alarm Summary
CRITICAL
MAJOR
MINOR
CR - CRITICAL ALARM
LED State Meaning
OFF
RED
No Alarms
Traffic-Affecting Fault
MJ/MN - MAJOR/MINOR ALARM
LED State Meaning
OFF
YELLOW
RED
No Alarms
Minor Alarm
Major Alarm
ACTIVE
CS - CTRL STAT
(DS3 CONTROLLER STATUS)
LED State Meaning
OFF
GREEN
RED
RED Flashing
YELLOW
Standby
Normal (Active) Operation
Alarm Condition
Self-Test Fail
Network Loopback
STANDBY
CS - CTRL STAT
(DS3 CONTROLLER STATUS)
LED State Meaning
OFF
GREEN
RED
RED Flashing
YELLOW
Standby
Normal (Active) Operation
Alarm Condition
Self-Test Fail
Network Loopback
POWER
LED State Meaning
OFF -48V Input Power Is High,
Low or Missing, or -48V
Internal Power Failed
GREEN
RED
Normal Operation
5V Onboard Power
Supply Failed
OTHER ALARM CONDITIONS
Low Speed (DS1/E1) Card Removed
High Speed (DS3) Card Removed
High Speed (DS3) Card Over Temperature
High Speed Controller Switch Occurred
Low Speed Switch Occurred
Far End High Speed (DS3) Alarm
System Operating Over Temperature
Fan A or B Failure (active is major, stdby is minor)
Fan Faceplate Not Present
Software Version Mismatch Between Controllers
ACTIVE
HS - HIGH SPEED LINE CONDITION
(DS3 CONDITION)
LED State Meaning
GREEN
RED
RED Flashing
RED Flashing
YELLOW
YELLOW Flashing
Normal Operation
Loss of Signal
Loss of Frame
AIS Received
Remote Alarm Detection
Line Code Violation,
Frame Bit Error, or
Parity Error
STANDBY
HS - HIGH SPEED LINE CONDITION
(D S3 CON DITION)
LED State Meaning
GREEN
RED
RED Flashing
RED Flashing
YELLOW
YELLOW Flashing
Normal Operation
Loss of Signal
Loss of Frame
AIS Received
Remote Alarm Detection
Line Code Violation,
Frame Bit Error, or
Parity Error
LS - LOW SPEED STATUS
(DS1/E1 & SPARE CIRCUITS)
LED State Meaning
OFF
GREEN
RED
RED Flashing
YELLOW
YELLOW Flashing
Off Line
Normal Operation
Loss of Signal or
Metallic Loopback
Self-Test Fail
Equipment or Line Loopback
Line Code Violation