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2. Select the Settings menu and press Enter.
3. Select the Lock Setting setting and press Enter.
4. Select one of these lock types and press Enter:
• To lock the zoom, focus, and lens shift settings, select Lens Lock.
• To lock the projector's power button, select Child Lock. To turn the projector on, you must press
the power button for longer than three seconds.
Note: Child Lock does not prevent the projector from turning on when the power cord is
connected if the Direct Power On Setting is set to On.
• To lock all buttons, select Control Panel Lock > Full Lock.
• To lock all buttons except the power button, select Control Panel Lock > Partial Lock.
Note: The lock icon is displayed on the screen if any control panel buttons are pressed while
this setting is enabled.
You see a confirmation prompt.
5. Select Yes and press Enter.
6. Restart the projector for the lock settings to take effect.
Unlocking the Projector's Buttons
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