Acer 5553 ユーザーズマニュアル
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Chapter 2
Removing BIOS Passwords:
If you key in the wrong Supervisor Password three times, System Disabled displays on the screen. See the
image below.
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.