THE DRIVE IS MECHANICALLY FAILED. WE WORK IN THE HARD DRIVE INDUSTRY AND KNOW IMMEDIAETLY THAT THE DRIVE IS TOTALLY FAILED AND YOU WILL NEED TO SEND IT TO DATA RECOVERY AND/OR TO THE MANUFACTURER FOR REPLACEMENT. THERE IS NOTHING ELSE YOU CAN DO . . . OTHER THAN THROW IT AWAY . . .LIKE OFF A BRIDGE.
REGARDLESS OF THE MAXTOR WEBSITE, THAT IS THE INTERNAL SOUND FOR FAILED DIAGNOSTICS, PERIOD.