Appendix F: POST Error Code  Intel® Server Board S2600CW Family TPS 
    Revision 2.4 
Power fault: DC power is unexpectedly 
lost (power good dropout). 
Power unit – power unit failure 
offset 
Power control fault (power good 
assertion timeout). 
Power unit – soft power control 
failure offset 
VR Watchdog Timer sensor assertion. 
The system does not power on or 
unexpectedly powers off and a power 
supply unit (PSU) is present that is an 
incompatible model with one or more 
other PSUs in the system.