Every tangible thing can conk out anytime. Even if you take care of your things, damage can never be avoided. There are a lot of do it yourself tips on the internet for almost all the possible repairable damages your things at home might encounter.
How about computer damages? If you are a computer expert, then by all means, do the repair on your own. However, if you know nothing about computers and plan to follow a do it yourself tip to fix that computer part (hard disk for example), do not dare experiment. Aside from ruining the warranty of your computer, you might damage more parts inside just by tinkering with it.
