I believe the "+5V" part means the same as it does elsewhere. The "SB" part probably stands for "Stand-By" which would mean a 5V supply that is on even when the rest of the power supply is off. It's used to maintain memory or power the power switch.
I believe the "+5V" part means the same as it does elsewhere. The "SB" part probably stands for "Stand-By" which would mean a 5V supply that is on even when the rest of the power supply is off. It's used to maintain memory or power the power switch.