Kontron S5500 SEL Troubleshooting - Manual (Page 30)

System Event Log Troubleshooting Guide for Intel ® S5500/S3420 series Server Boards Power Subsystems
Revision 1.0 Intel order number G74211-001 21
Sensor
Number
Sensor Name
Next Steps
13h BB +1.5V P1 DDR3
This 1.5V line is supplied by the main board.
This 1.5V line is used by the memory on processor 1.
1. Ensure all cables are connected correctly.
2. Check the DIMMs are seated properly.
3. Cross test DIMMs. If the issue remains with the DIMMs on this socket, replace the main board, otherwise replace the DIMM.
14h BB +1.5V P2 DDR3
This 1.5V line is supplied by the main board.
This 1.5V line is used by the memory on processor 2.
1. Ensure all cables are connected correctly.
2. Check the DIMMs are seated properly.
3. Cross test DIMMs. If the issue remains with the DIMMs on this socket, replace the main board, otherwise the DIMM.
15h BB +1.8V AUX
+1.8V is supplied by the main board.
+1.8V is used by the onboard NIC and I/O hub.
1. Ensure all cables are connected correctly.
2. If the issue remains, replace the main board.
16h BB +3.3V
+3.3V is supplied by the power supplies
+3.3V is used by the PCIe and PCI-X slots.
1. Ensure all cables are connected correctly.
2. Reseat any PCI cards, try other slots.
3. If the issue follows the card, swap it, otherwise, replace the main board.
4. If the issue remains, replace the power supplies.
17h BB +3.3V STBY
+3.3V Stby is supplied by the main board.
+3.3V Stby is used by the BMC, On-board NIC, IOH, and ICH.
1. Ensure all cables are connected correctly.
2. If the issue remains, replace the board.
3. If the issue remains, replace the power supplies.
18h BB +3.3V Vbat
+3.3V Vbat is supplied by the CMOS battery when power is off and by the main board when power is on.
+3.3V Vbat is used by the CMOS and related circuits.
1. Replace the CMOS battery. Any battery of type CR2032 can be used.
2. If error remains (unlikely), replace the board.