Technical data

Network OS Message Reference 43
53-1002489-01
Chapter
8
EM System Messages
EM-1001
Message <timestamp>, [EM-1001], <sequence-number>, FFDC, CRITICAL, <switch-name>, <FRU
ID> is over heating: Shutting down.
Probable Cause Indicates that a field-replaceable unit (FRU) is shutting down due to overheating. The overheating is
mainly due to a faulty fan and can also be caused by the switch environment.
Recommended
Action
Verify that the location temperature is within the operational range of the switch.
Execute the show environment fan command to verify that all fans are running at normal speeds.
Replace the fans if they are missing or not performing at high enough speed.
Severity CRITICAL
EM-1002
Message <timestamp>, [EM-1002], <sequence-number>, FFDC, INFO, <switch-name>, System
fan(s) status <fan FRU>.
Probable Cause Indicates that a nonbladed system has overheated and may shut down. All fan speeds are dumped
to the console.
Recommended
Action
Verify that the location temperature is within the operational range of the switch.
Execute the show environment fan command to verify that all fans are running at normal speeds.
Replace the fans if they are missing or not performing at high enough speed.
Severity INFO
EM-1003
Message <timestamp>, [EM-1003], <sequence-number>, FFDC, CRITICAL, <switch-name>, <FRU
ID> has unknown hardware identifier: FRU faulted.
Probable Cause Indicates that a FRU header cannot be read or is invalid. The FRU is faulted.
Recommended
Action
Reboot or power cycle the switch.
Execute the diag systemverification command to verify that the switch does not have hardware
problems.
Severity CRITICAL