6 votes

How does a motherboard become an open circuit after shutdown of PC/laptop?

The Power Switch is not an off/switch. When you press it a circuit is completed and send a signal. It has a spring under it so when it is released the circuit is open again. So a very short signal is ...
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6 votes

How does a motherboard become an open circuit after shutdown of PC/laptop?

Modern computers are not like typical electrical appliances. They never truly turn 100% off. There are reason for this, but that is outside the scope of the question, but this is done to accommodate ...
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1 vote

Can I plug an graphics cars with PCI Express 4.0 x4 interface into a mobos with 1 x PCIe 4.0/3.0 x16 slot?

Yes 1x in the front means "1 piece", ie. there's one such slot on the motherboard. PCI-e is very scalable and compatible - almost anything will work in a slot as long as it physically fits ...
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1 vote
Accepted

Computer keep restarting continuously no display

Finally, I changed the motherboard, and the problem was fixed. So most probably the problem was caused by the motherboard.
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