Windows XP will not boot up. Screen comes up to start in safe mode, SM w/ networking, SM compatible..etc..

Windows XP will not boot up. Screen comes up to start in safe mode, SM w/ networking, SM compatible..etc..  Ran system check with CD to repair windows XP installation using recovery console.  The check stated that "the volume appears to contain 1 or more unrecoverable problems"  WHAT CAN I DO?