Hello guys, Asus G512LI, came with 3.3V drop down immediately .... 5V was stable ... after search and work found that +3VSUS_MUX is the issue (caused by U4701A TUSB1146RNQR) , left off the ic .. 3.3V came up again stable ... after power on laptop turn on for 3 seconds and power off ... VCCcore raise 0.9V for 1.5 seconds and drop down all other voltages do same thing ... Ram voltage , Gpu voltages, concerning VCCGT 0V all the time