Environment Messages - Cisco 3845 - Security Bundle Router Manual

Chapter 2 Messages and Recovery Procedures

ENVIRONMENT Messages

Error Message ENVIRONMENT-3-OVERTEMP: Internal Temperature crossed over Max
Temperature Threshold
Error Message ENVIRONMENT-3-UNDERTEMP: Internal Temperature crossed under Min
Temperature Threshold
Error Message ENVIRONMENT-4-SECONDARY_UNDERTEMP: Internal Temperature returns to
Safe Temperature Range from Cold Condition
Error Message ENVIRONMENT-3-OVERVOLT: [chars] Line Exceeds High Threshold Limit
Current Voltage (mV): [dec]
Error Message ENVIRONMENT-3-UNDERVOLT: [chars] Line Exceeds Low Threshold Limit
Current Voltage (mV): [dec]
OL-23408-01
The switch internal temperature is higher than the maximum temperature threshold.
Explanation
This could be a hardware failure. If a power-supply or fan module failed,
Recommended Action
replace it. Check that the ambient temperature is not too high. Use the show environment
temperature status privileged EXEC command to display the temperature sensor values and the
temperature thresholds. Check that proper air flow is maintained. If the message appears again,
contact TAC or your Cisco representative to have the switch replaced.
The switch internal temperature is lower than the minimum temperature threshold.
Explanation
Check that the ambient temperature is not too low. Use the show environment
Recommended Action
temperature status privileged EXEC command to display the temperature sensor values and the
temperature thresholds. If the message appears again, contact TAC or your Cisco representative to
have the switch replaced.
The switch internal temperature was lower than the configured minimum threshold but
Explanation
is now within the normal range.
No action is required.
Recommended Action
The voltage rail is higher than the maximum voltage threshold. [chars] is the voltage
Explanation
rail, and [dec] is the voltage.
If the message appears again, contact TAC or your Cisco representative to have
Recommended Action
the switch replaced.
The voltage rail is lower than the minimum voltage threshold. [chars] is the voltage rail,
Explanation
and [dec] is the voltage.
If the message appears again, contact TAC or your Cisco representative to have
Recommended Action
the switch replaced.
Cisco ME 3400E, ME 3400, and ME 2400 Ethernet Access Switch System Message Guide
ENVIRONMENT Messages
2-13