Original post : A disk read error occurred: Fix for Windows XP, Vista, 7, 8.
A disk read error occurred Press Ctrl+Alt+Del to restart
chkdsk
chkdsk C: /r
C:
chkdsk C: /f /x /r
bootcfg
bootcfg /rebuild
exit
bootrec /rebuildbcd
bootrec /fixmbr
bootrec /fixboot
bootrec /rebuildbcd bootrec /fixmbr bootrec /fixboot