Redback Networks SmartEdge 100, Hardware Manual, Page: 91 / 98

Alarms and Probable Causes B-1
A p p e n d i x B
Alarms and Probable Causes
This appendix describes alarm conditions and probable causes for the SmartEdge
®
100 chassis and its
components, including Fast Ethernet (FE) and Gigabit Ethernet (GE) media interface cards (MICs) in the
following sections:
• Chassis Alarms
• Circuit Board Alarms—Controller Functions
• Circuit Board Alarms—I/O Carrier Card Functions
• MIC Alarms
• FE and GE Port Alarms
Chassis Alarms
Table B-1 lists supported alarms for the chassis and system, as a whole.
Note The term, GE, applies to any GE native port or MIC that supports a port speed of 1 Gbps or greater;
unless explicitly stated, the speed of any GE port is 1 Gbps.
Table B-1 Chassis Alarms
Description Severity Probable Cause Service Affecting
Chassis power failure—Side A Minor PowerProblem No
Fan unit failure Minor CoolingFanFailure No
Local alarm cutoff activated Minor OperationNotification No
Multiple fan failure Major ReplaceableUnitProblem Yes
Power supply output fail Minor ReplaceableUnitProblem Yes
Remote alarm cutoff activated Minor OperationNotification No