Dell OptiPlex GX150 SF PC Desktop "kind power cord need 19" Questions

kind of repairs not worth. Try spotting bulged capacitors, bad solder joints, parts shorting to chassis, and test all resistors and components that you can test. The problem is not necessarily near to

...power cord and the blue screw-in feed from the PC. All connections are tight. There are also no lights on the mouse or keyboard, so it appears that they are not powering up either. Any ideas ? or is ...