Monday, April 18, 2011

How to unlock BIOS password of Dell computer system

Image representing Dell as depicted in CrunchBaseImage via CrunchBase
You can avoid password loss problems by resetting BIOS passwords correctly. Installing a password on the BIOS of your Dell computer is an effective means of ensuring security, for those who share a PC, it is even a necessity. A default password has been set when you buy the machine, most do not know how to reset windows password or change it.

There are several problems that may arise, for example, when the hard drive is password protected and only accessible by entering the password for Dell. In some cases, a person may forget what the password, making it impossible to access the Dell computer.

Fortunately there is a way to solve this problem, but it is important that you understand some basic concepts to avoid mistakes.

Resetting the password on a Dell Dimension PC

The first thing you do is locate the 3-pin CMOS password reset jumper. Usually on the motherboard. If you have no experience in handling computers, you should call a qualified technician to do the work for you.

But if you want to do it yourself, open the PC case of Dell, and carefully remove the jumper pins marked 1 and 2. Then put the cap on pins at number two and three. Wait about ten seconds, and then modify the plug on pins 1 and 2. If done right, you will be able to reset your password.

Dell Optiplex

For Dell Optiplex, you need to spend some time studying the specific instructions in the design of the motherboard, since the process is more complex. The first thing to do is remove the password jumper. Make your Dell User Guide in hand, because the search can be difficult. When you find the CMOS jumper, remove it.

Like the Dell Dimension that you need to remove the bridges with the claws of the first and second. Put it on pins 2 and 3. After a minute or so, you can put it back on pins 1 and 2.

Again, note that the password resetting process BIOS in Dell computers are delicate process and should only be done by experts. Often, users, especially new ones, should have a technician perform for this task.

If you think you can do it yourself, you need to be sure you've done well in system designs. Also, be sure to work in bright surroundings. It's easy to lose sight of the bridges.
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