Acer X1220H Series User Manual page 38

Security Security
This projector is equipped with a useful security function for the
administrator to manage projector use.
Press
enabled, your must enter the Administrator Password first before
changing the security settings.
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Once the security function is enabled, the projector will request user
to enter password when switch on the projector. Both User
Password and Administrator Password can be used.
Timeout(Min.)
Once Security is activated, the administrator can set the timeout
function.
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User Password
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to change the Security setting. If the security function is
Select On to enable the security function. The user has to
enter a password to operate the projector. Please refer to the
User Password section for details.
If Off is selected, then the user can turn on the projector
without password.
Press or to select the timeout interval.
The range is from 10 minutes to 990 minutes.
When the time is up, the projector will prompt the user to enter
the password again.
The factory default setting of Timeout(Min.) is Off.
Press to set up or change the User Password.
Use the number keys to set your password on the remote
control and press MENU to confirm.
Press to delete a character.
Enter the password again when you see Confirm Password
displayed.
The password should be between four and eight characters
long.
If you select Request password only after plugging power
cord, the projector will prompt the user to enter the password
every time the power cord is plugged in.
If you select Always request password while projector turns
on, the user has to enter the password every time the projector
is turned on.
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