Epson Pro L30002UNL 30,000-Lumen HDR Pixel-Shift DCI 4K Laser 3LCD Large Venue Projector (White) - Manual (Page 180)

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Locking the Projector's Lens Settings and Buttons
You can lock the buttons on the projector's control panel to prevent anyone from using the projector. You
can also lock the zoom, focus, and lens shift settings to prevent them from being adjusted.
Note: You can use the remote control to control the projector when the control panel buttons are locked.
1. Press the Menu button.
2. Select the Settings menu and press Enter .
3. Select the Lock Setting setting and press Enter .
Note: You can also press the lock button on the control panel to display the Control Panel Lock
screen.
4. Select one of these lock types and press Enter :
• To lock the zoom, focus, and lens shift settings, select Lens Lock .
• 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: A message is displayed on the screen if any control panel buttons are pressed while this
setting is enabled.
You see a confirmation prompt.