Acer Aspire 9100 Series, Service Manual

Page: 45 / 111

Chapter 2 38
Remove BIOS and HDD Password Utility
You can follow the steps below to clean BIOS and HDD password.
1. Copy clnpwd.exe to a bootable disc.
2. Boot from the disc and enter DOS mode.
3. Execute the utility by typing clnpwd.
4. The screen will display the following messages:
Press 1-3 to clean any password shown as below
1. User Password
2. Supervisor Password
3. HDD Password
5. Press 1 if you want to clean user password; press 2 if you want to clean supervisor password; press 3 if
you want to clean HDD password.
6. If the password has been successfully erased, the screen will display “Password clean successfully”, if
not, the screen will show “The function is not supported by this platform”.
7. If the password has been removed, you can reboot your system. If not, please contact with your
manufacturer.