User`s guide
126 Fine-Tuning the Projector
Choosing When to Display the Image 
After your image is saved, it is automatically set as the startup screen. 
You can also set it to display as the screen you see when there’s no 
signal or when you press the 
A/V Mute button (see page 30).
1. Press the 
Menu button, highlight the Extended menu, and press 
Enter. 
2. Select 
Display and press Enter.
3. Highlight 
Display Background (for when there is no signal) or 
A/V Mute, and press Enter. 
4. Select 
Logo and press Enter.
5. When you’re finished, press Esc to exit.
Disabling the Projector’s Buttons
When you enable the Operation Lock function, you can lock all the 
projector’s buttons, or all buttons except the 
Power button.
1. Press the 
Menu button, highlight the Settings menu, and press 
Enter.
2. Select 
Operation Lock and press the Enter button.
3. Select 
Full Lock (to lock all projector buttons) or Partial Lock (to 
lock all buttons except the 
Power button) and press Enter.
4. Select 
Yes and press Enter to confirm the setting.
5. Press the 
Menu button to exit. 
note
Press the Enter button on 
the projector’s control panel 
for 7 seconds to disable the 
Operation Lock function. 










