Acer P3251 - Manual (Page 34)

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Management
Administrator Password
The "Administrator Password" can be used in both the "Enter
Administrator Password" and "Enter Password" dialog boxes.
• Press to change the "Administrator Password".
• The factory default of "Administrator Password" is "1234".
If you forgot your administrator password, do the following to
retrieve the administrator password:
• An unique 6-digit "Universal Password" which is printed on
the Security Card (please check accessory in the box). This
unique password is the number which will be accepted by
projector anytime no matter what the Administrator
Password is.
• If losing this security card and number, please contact with an
Acer service center.
Lock User Startup Screen
• Default Lock User Startup Screen is "OFF". If lock user startup
screen is "ON", users cannot change startup screen anymore
and avoid other users change that arbitrarily. Choose "OFF"
to unlock startup screen.
Reset • Press the button and choose "Yes" to return the
parameters on all menus to the factory default settings.
ECO Mode Choose "On" to dim the projector lamp which will lower power
consumption, extend the lamp life and reduce noise. Choose "Off"
to return normal mode.
High Altitude Choose "On" to turn on High Altitude mode. Operate the fans at
full speed continuously to allow for proper high altitude cooling of
the projector.
Auto Shutdown The projector will automatically shutdown when there is no signal
input after the allocated time. (in minutes)
Lamp Hour Elapse Displays the lamp’s elapsed operating time (in hours).
Lamp Reminding Activate this function to display a reminder to change the lamp 30
hours before its expected end-of-life.
Lamp Hour Reset
Press the button and choose "Yes" to turn the lamp hour
counter to 0 hours.