Power Supply Question

[hotroderx]

Could any one tell me what the +5v VCCH is in CPUID Hardware monitor? I redid my wiring and I don't remember it being there before now? Right now its showing 0.00v with max of 0.24v I am a little confused tried Google it to no luck thanks in advance

 

[delluser1]

I do not claim to understand it, but maybe this will be of some help to you
http://en.wikipedia.org/wiki/IC_power_supply_pin