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***glc*** · Today, 10:01 AM

When you try to test an ATX power supply that's not connected to a motherboard, you have to "jump" the green wire to a black wire to get it to start.

How To Manually Test a Power Supply With a Multimeter

Today, 10:01 AM	#4
*glc* Forum Administrator Staff Premium Member Join Date: May 2000 Location: Joplin MO Posts: 40,384	When you try to test an ATX power supply that's not connected to a motherboard, you have to "jump" the green wire to a black wire to get it to start. How To Manually Test a Power Supply With a Multimeter