Question about IBM ThinkPad T40 2373 Notebook

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Does not reboot

I have ibm notebook model r51 i does not reboot my notebook and i forget bios passward.bios passward get locked.

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Re: does not reboot

Get manual on how to remove bios password

Posted on Oct 21, 2007

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I have a cmos lock on my ibm laotop

There is no such thing as a CMOS Lock. CMOS is a battery.

Maybe you have a BIOS Password lock? Or a Hard Drive Password Lock? Or A Windows Welcome Screen User Login Password Lock?

Apr 09, 2012 | IBM ThinkPad R51 Notebook

1 Answer

After i remove litheum battery and restart. error 0271 - check time and date setting is what i saw n it lock again. what is wrong?

It appears the Thinkpad has a password lock on the BIOS.
This password cannot be removed by removing the BIOS battery.
For details on how to remove thisPassword click on this link -

Mar 10, 2012 | Lenovo ThinkPad R51e Notebook

2 Answers

Bios locked how to reset password?

You can try the IBM BIOS backdoor password "merlin"
For more information on How to Reset a BIOS Password, click on the following link....

Mar 23, 2011 | IBM ThinkPad A21e 2655 Notebook

1 Answer

My IBM thinkPad laptop model no R51 displys lock before booting & I forgot my password so plz help me

If the computer is asking for a BIOS password, you will have to have the computer disassembled in order to clear the BIOS and reinstall it.

Jan 06, 2010 | IBM ThinkPad R51 Notebook

1 Answer

I want to no that wich ram short for the IBM thankpad r51 model

I request you about IBM ram that is short to IBM thinkpad R51 model is 256 MB.

Apr 27, 2009 | IBM ThinkPad R51: R51 P M 745 1.8GHz,...

1 Answer

I have ibm thikpad model 2647.i forget bios passward

Make sure that in addition to removing the bios battery, you also remove the main battery. Then turn it on while the bios battery is out.

Mar 23, 2009 | IBM ThinkPad T20 2647 Notebook

1 Answer

Ibm lenovo R51

have you check the temperature of your laptop. try 2 check on it through your bios. certain features of bios restarts itself when temp is to high to avoid from burning internal components

Feb 16, 2009 | IBM ThinkPad R51 Notebook

2 Answers

Disable boot up password in R51

You could open up the R51 and remove the CMOS battery. This would reset the password.

Here is a link I found that allows one to hack the BIOS password:

Or try this fixya thread:

Feb 06, 2009 | IBM ThinkPad R51 Notebook

3 Answers

Ibm thinkpad r51

What is the default password for my R51 Thinkpad by IBM Model # 2888?

Feb 04, 2009 | IBM ThinkPad R51 Notebook

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