
Power Subsystems System Event Log Troubleshooting Guide for Intel® S5500/S3420 series Server Boards
20 Intel order number G74211-001 Revision 1.0
Table 13: Voltage Sensors Event Triggers – Description
Lower non critical
going low
The voltage has dropped below its lower non critical threshold.
The voltage has dropped below its lower critical threshold.
Upper non critical
going high
The voltage has gone over its upper non critical threshold.
Upper critical
going high
The voltage has gone over its upper critical threshold.
Table 14: Voltage Sensors – Next Steps
This 1.1V line is supplied by the main board.
This 1.1V line is used by the I/O hub (IOH)
1. Ensure all cables are connected correctly.
2. If the issue remains, replace the motherboard.
This 1.1V line is supplied by the main board.
This 1.1V line is used by processor 1.
1. Ensure all cables are connected correctly.
2. Cross test processor if possible. If the issue remains with the socket, replace the main board, otherwise the processor.
This 1.1V line is supplied by the main board.
This 1.1V line is used by processor 2.
1. Ensure all cables are connected correctly.
2. Cross test processor if possible. If the issue remains with the socket, replace the main board, otherwise the processor.
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