Question about IBM ThinkPad T43 Notebook
Below is the guide to reset the power on password or BIOS password. The link below is to the service manual that is referred to in the instructions. The RTC or backup battery removal is on page 104.
How to remove the power-on password
To remove a POP that you have forgotten, do the following:
(A) If no SVP has been set:
1. Turn off the computer.
2. Remove the battery pack. For how to remove the battery pack
3. Remove the backup battery. For how to remove the backup battery, see "1140 Backup battery" on page 104.
4. Turn on the computer and wait until the POST ends. After the POST ends, the password prompt does not appear. The POP has been removed.
5. Reinstall the backup battery and the battery pack.
Posted on Jan 25, 2010
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