SEL Troubleshooting Guide

Cooling Subsystem System Event Log Troubleshooting Guide for Intel® S5500/S3420 Series Server Boards
34 Intel order number G74211-002 Revision 1.1
Table 34: Temperature Sensors Event Triggers – Description
Event Trigger
Assertion
Severity
Deassert
Severity
Description
Hex
Description
00h
Lower non-critical
going low
Degraded
OK
The temperature has dropped below its lower non-critical threshold.
02h
Lower critical
going low
non-fatal
Degraded
The temperature has dropped below its lower critical threshold.
07h
Upper non-critical
going high
Degraded
OK
The temperature has gone over its upper non-critical threshold.
09h
Upper critical
going high
non-fatal
Degraded
The temperature has gone over its upper critical threshold.
Table 35: Temperature Sensors – Next Steps
Sensor Name
Sensor
Number
Next Steps
Baseboard Temp
20h
1. Check for clear and unobstructed airflow into and out of the chassis.
2. Ensure the SDR is programmed and correct chassis has been selected.
3. Ensure there are no fan failures.
4. Ensure the air used to cool the system is within the thermal specifications for the system (typically below 35°C).
Front Panel Temp
21h
If the front panel temperature reads zero, check:
1. It is connected properly.
2. The FRUSDR has been programmed correctly for your chassis.
If the front panel temperature is too high:
 Check the cooling of your server room.