Here is where i would start go to page 1 i would look at PP12V_G3H
LED #2
• Indicates that logic board has detected power from power supply when computer is
turned on. This LED will be ON when computer is turned on and power supply and voltage
regulators are working correctly.
Yes removed all,just power supply and logicboard. I have checked all, no short, reflashed bios and removed GPU card. Seem want turn on,fan start for 1 second and then go off
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