Not sure I understand either.
changes into the press ctrl+alt+delete to begin that screen.
Do you mean you get a system failure blue screen appear? If so, you need to tell us what the error message is.
it seems to start in windows classic ...... then switches to the basic xp
Does this happen without you doing anything? When you say it "seems" to start in classic, does this mean you get a desktop in classic then it changes? How long does this take?
You could just do as windowsxp550 has advised and see if all is resolved. If it isn't, then give us more details.