This tells me you might have a H/W problem.

POST: PortASIC CAM Subsystem Tests : Begin

HTD POST: Basic Test Failed

POST: POST Failed

POST: PortASIC CAM Subsystem Tests : End, Status Failed

you could format flash and upload old IOS via console and see if it works. a faster way to find out would be to replace existing flash with one that has your old IOS if at all possible.

HTH

Sam

HTH

Sam