User'sGuide Multimedia Projector 822p/83c

5
Viewing Lamp Usage and Other Information . . . . . . . . . . . 60
Using the Projector’s Security Features. . . . . . . . . . . . . . . . . 62
Creating Your Own Screen Logo. . . . . . . . . . . . . . . . . . 63
Setting a Password . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Turning On the Password and User’s Logo . . . . . . . . . . 65
Starting the Projector with a Password. . . . . . . . . . . . . . 66
Disabling the Projector’s Buttons . . . . . . . . . . . . . . . . . 67
Installing Security Locks . . . . . . . . . . . . . . . . . . . . . . . . 67
Restoring the Default Settings . . . . . . . . . . . . . . . . . . . . . . . 68
5 Maintenance and Transportation . . . . . . . . . . 69
Cleaning the Lens . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Cleaning the Projector Case . . . . . . . . . . . . . . . . . . . . . . . . . 70
Cleaning and Replacing the Air Filter . . . . . . . . . . . . . . . . . 70
Replacing the Lamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Resetting the Lamp Timer . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Transporting the Projector. . . . . . . . . . . . . . . . . . . . . . . . . . 76
6 Solving Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
Using On-Screen Help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
What To Do When the Lights Flash . . . . . . . . . . . . . . . . . . 78
Solving Problems with the Image or Sound . . . . . . . . . . . . . 80
Solving Password Problems . . . . . . . . . . . . . . . . . . . . . . . . . 85
Solving Problems with the Remote Control . . . . . . . . . . . . . 86
Solving Network Problems. . . . . . . . . . . . . . . . . . . . . . . . . . 87
Where To Get Help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Speak to a Support Representative. . . . . . . . . . . . . . . . . 88