my Gigabyte GA-H61M-D2P-B3 Mother board when connected to power supply HIPRO HP-D3057F3R mother board does get the power .My power supply does not have a problem. Keeping the PS on and connecting 4 pin power connector to MB is fine and ten if i try to connect 24 pin power connector to MB i see the green Light in PS goes off .What would be the problem