Kontron S5500 SEL Troubleshooting - Manual (Page 33)

Power Subsystems System Event Log Troubleshooting Guide for Intel® S5500/S3420 series Server Boards
24 Intel order number G74211-001 Revision 1.0
Byte Field Description
15 Event Data 2 Not used
16 Event Data 3 Not used
Table 16: Power Unit Status Sensor – Sensor Specific Offsets – Next Steps
Sensor Specific Offset
Description Next Steps
Hex Description
00h Power down System is powered down Informational Event
04h A/C Lost AC removed Informational Event
05h Soft Power Control
Failure Generally means power good was lost
in the system, causing a shutdown. This could be cause by the power supply subsystem or system components
1. Verify all power cables and adapters are connected properly (AC cables as well as the cables
between PSU and system components).
2. Cross test PSU if possible.
3. Replace power subsystem.
06h Power Unit Failure Power subsystem experienced a
failure Indicates a power supply failed.
1. Remove and reapply AC power.
2. If power supply still fails, replace it.
4.2.2 Power Unit Redundancy Sensor
This sensor is enabled on systems that support redundant power supplies. When a system has AC applied or if it loses redundancy of the
power supplies a message will get logged into the SEL.
Table 17: Power Unit Redundancy Sensors Typical Characteristics
Byte Field Description
11 Sensor Type 09h = Power Unit
12 Sensor Number 02h