How do i found my motherboard problem

[sreeku27]

Hello,
how could i identify that my mother board having broblem, when swith on the bush button of my pc it is showing ' attention av not connected then monitor is automaticaly going sleep mode

 

[rolli59]

Welcome
If you list your full system specs we can better help you.

 

[subasteve5800]

This might be a stupid question but is your monitor hooked up correctly? Might as well get the simple stuff out of the way first...