Acer Power SD Service Manual page 49

If you select Set User Password, a message as below will appear:
At the prompt, type your password. Your password can be up to six characters in length. After typing the
password, press Enter . At the next prompt, re-type your password and press Enter again to confirm the
new password. After the password entry, the screen automatically reverts to the main screen.
To disable User Password, press Enter when prompted to enter the password. The following screen will
display a message confirming that the password has been disabled.
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