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bypassing bios password

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hi i borrowed my acer travelmate 2200 laptop to my brother who in his wisdom set a password for bios.....subsequently he has now forgotten the password.....any ideas how i can bypass or find this password .....thanks

5 replies

by gary56789

There are only three ways that I know of. Either download the user manual for the Acer and use its diagram of the MB to find the reset jumpers for the BIOS password (be extremely careful if you disassemble the laptop to do this) OR remove the CMOS battery from the computer for 10 minutes (doesn't work with some MB's) OR download a utility which will reset the password using brute force.

The following link gives access to one such reset utilityhttp://www.11a.nu/index.php?menuValue=15&chooseType=art&chooseValue=27
I have not used this tool, so can't vouch for it.

You could also try emailing Acer tech support if you decide reset the jumpers on the board. They should be able to provide you with the proper links if you have trouble finding the needed material on their web site (or a repair shop in your area which can do this safely for you).

by josh

Here is a link with multiple solutions.
http://www.computerhope.com/issues/ch000235.htm

I think the best solution for you would be to take apart the laptop and remove the CMOS battery (while having the power adapter unplugged for about 1/2 to an hour (maybe longer if necessary), and then re-insert the CMOS battery. By doing this, this will reset your BIOS to defaults (which should not have a password on the BIOS). And thus you will be able to boot into your machine, but this also requires that you take your laptop apart and I do not know if you feel comfortable doing so.

You can also crack your BIOS password with utilities without having to open your machine...

Rempass
http://natan.zejn.si/rempass.html

BIOS password crackers
http://www.password-crackers.com/crack.html#AMI

As above, I have not used any of these utilities so I can't vouge for them, I usually just pull out the CMOS batter overnight...

by wlbowers

Yea there is.

#1
It's a laptop. Unless it is 4 or 5 years old it will not have a jumper on the motherboard.

#2
You can remove the bios battery and let you know what freeze over and it will not do anything. The bios password has been stored in a security chip. Doesn't need a battery.

#3
If the dang thing will not access the floppy until the bios password is entered, nothin you stick in that hole will work.

Some laptops can be reset with a doggle. If it is available it can be gotten on ebay. I know the toshiba is one.

Some times you can use the back door passwords and get lucky.

http://www.pwcrack.com/security_chips_ibm.shtml

Otherwise you will have to contact acer and be prepaired to send it in or provide them with proof of purchase.

Good Luck

Lee

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