![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/7/d2/7d228cad-1edf-4069-aa6a-c675c234b33a/7d228cad-1edf-4069-aa6a-c675c234b33a-bg5.png)
5
5
Fine-Tuning the Projector. . . . . . . . . . . . . . . . . . . 43
Using the Menu System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Restoring the Default Settings . . . . . . . . . . . . . . . . . . . . 45
Adjusting the Image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Adjusting Signal Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Customizing Projector Features . . . . . . . . . . . . . . . . . . . . . . 49
Using the Projector Security Features . . . . . . . . . . . . . . . . . . 50
Enabling Password Protection . . . . . . . . . . . . . . . . . . . . 50
Creating Your Own Startup Screen . . . . . . . . . . . . . . . . 53
Disabling the Projector’s Buttons. . . . . . . . . . . . . . . . . . 55
Customizing Power and Operation. . . . . . . . . . . . . . . . . . . . 55
6
Maintaining the Projector. . . . . . . . . . . . . . . . . . . 57
Cleaning the Lens. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
Cleaning the Projector Case . . . . . . . . . . . . . . . . . . . . . . . . . 58
Cleaning the Air Filter and Vent. . . . . . . . . . . . . . . . . . . . . . 59
Replacing the Lamp and Air Filter . . . . . . . . . . . . . . . . . . . . 60
Resetting the Lamp Timer . . . . . . . . . . . . . . . . . . . . . . . 63
Transporting the Projector . . . . . . . . . . . . . . . . . . . . . . . . . . 64
7
Solving Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Using On-Screen Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Checking Projector Status. . . . . . . . . . . . . . . . . . . . . . . . . . . 67
What To Do When the Lights Flash . . . . . . . . . . . . . . . 67
Viewing Lamp Usage and Other Information . . . . . . . . 69
Solving Projector Operation Problems . . . . . . . . . . . . . . . . . 69
Solving Problems with the Image or Sound . . . . . . . . . . . . . 70
Solving Problems with the Remote Control . . . . . . . . . . . . . 75
Where To Get Help . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Speak to a Support Representative . . . . . . . . . . . . . . . . . 76