Acer Aspire 1420P Aspire 1420P and 1820PT Service Guide - Page 45

Removing BIOS Passwords: If you key in the wrong Supervisor Password three times, System Disabled displays on the screen. See the image below. To reset the BIOS password, run clnpwd.exe as follows: 1. From a DOS prompt, Execute clnpwd.exe 2. Press 1 or 2 to clean the desired password shown on the screen. The onscreen message determines whether the function is successful or not. Chapter 2 35