Changed my PSU and computer worked fine. Then I shut it down and it showed a Boot error. I opened it up (the case) and now the monitor show no signal and the cdrom drive has no power, but the computer starts up??

Changed my PSU

did you change it with a new psu. just a used one ,that may have not been any better than the one replaced

did you change it with a new psu. just a used one ,that may have not been any better than the one replaced

The PSU was new.

how about some specs on the computer, and the power supply !
like wattage of psu.
cpu size/ram ,hard drive size and OS installed ,ect ect

Be a part of the DaniWeb community

We're a friendly, industry-focused community of developers, IT pros, digital marketers, and technology enthusiasts meeting, networking, learning, and sharing knowledge.