Hard disk problems, what is a good way to do

Users questions: Now use computers linked to the two hard drives, the main disk is 120G, spent about 2 years, from the disk is IBM30G, spent six years it (as was previously out of machine), this evening when watching films listening there are rules pattered hard disk sound, the film is on the main plate, and I think that some right Jin, immediately quit and restart the machine and found that the sound remains the same, the machine can be started, but can not find from the site was estimated to be no BIOS detection to find, so their voice, proficient in computers much like to ask who is not boot from the disk out of the question (with bad sectors a), or other reasons Because the data from the disk are learning, they do not have backups, so ask about how to deal with A, worried to death about a person! The other, I set the main drive from the disk, changed the jumper back, boot, also find no, it is to get efficient source software does not work, because it can not find hard drive, so have no way to repair pull
Experts answer: from the disk that you have died a heroic death, Forbidding Mourning bar. *
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