Troubleshooting guide

MX2820 System Manual
8-8 61186003L1-1D
Determine the Cause of the Alarm
Utilizing the information from the LEDs and Alarm Log, use the following subsections to
further define the nature of the alarm.
SCU ALARM SUMMARY - 1186003LX, 1186003LX
Table 8-3 provides the MX2820 SCU alarm summary.
Table 8-3. SCU Alarm Summary
Alarm Description Severity Level
Card Removed This alarm is set when a module is physically removed
from a slot in the shelf. Inserting a module into the slot
clears the alarm.
User-definable
AUX1 This alarm is user-definable. The severity level and the
description string are also user-definable.
Access Identifier (AID) Index and TL1 condition codes are
user-definable.
User-definable
AUX2 This alarm is user-definable. The severity level and the
description string are also user-definable.
AID Index and TL1 condition codes are user-definable.
User-definable
AUX3A This alarm is user-definable. The severity level and the
description string are also user-definable.
AID Index and TL1 condition codes are user-definable.
NOTE: AUX3A and AUX3B can be used to support the
Fan Module alarms.
User-definable
AUX3B This alarm is user-definable. The severity level and the
description string are also user-definable.
AID Index and TL1 condition codes are user-definable.
This alarm is generated when the SCU receives a
cadenced alarm signal on the AUX3 wire-wrap post.
NOTE: AUX3A and AUX3B can be used to support the
Fan Module alarms.
User-definable