
250 Network OS Message Reference
53-1003227-01
HIL-1521
8
HIL-1521
Message <Slot Identifier>, high temperature (<measured temperature>).
Message Type LOG
Severity WARNING
Probable Cause Indicates that the temperature of the specified interface module has risen above the warning threshold.
Recommended
Action
Execute the show environment fan command to verify that all fans are working properly.
Make sure that the area is well ventilated and that the room temperature is within operational range of
your switch. Refer to the Hardware Reference Manual of your switch for the operational temperature
range.
HIL-1522
Message <Slot Identifier>, high temperature (<measured temperature>). Unit will be shut
down in 2 minutes if temperature remains high.
Message Type FFDC | LOG
Severity CRITICAL
Probable Cause Indicates that the temperature of the specified interface module has risen above the critical threshold.
This usually follows a high temperature message.
Recommended
Action
Execute the show environment fan command to verify that all fans are working properly.
Make sure that the area is well ventilated and the room temperature is within operational range of your
switch. Refer to the Hardware Reference Manual of your switch for the operational temperature range.
If the message persists, replace the interface module.
HIL-1523
Message <Slot Identifier>, unit shutting down.
Message Type FFDC | LOG
Severity CRITICAL
Probable Cause Indicates that the temperature of the specified interface module was above the maximum threshold for at
least two minutes and therefore it has been shut down to prevent damage. This message usually follows
a high temperature warning message.
Recommended
Action
Execute the show environment fan command to verify that all fans are working properly.
Make sure that the area is well ventilated and the room temperature is within the operational range of
your switch. Refer to the Hardware Reference Manual of your switch for the operational temperature
range.
If the message persists, replace the faulty interface module.
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