6
7Maintaining the Projector. . . . . . . . . . . . . . . . . . 109
Cleaning the Projection Window. . . . . . . . . . . . . . . . . . . . 110
Cleaning the Projector Case . . . . . . . . . . . . . . . . . . . . . . . . 110
Cleaning the Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Replacing the Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Replacing the Lamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Resetting the Lamp Timer. . . . . . . . . . . . . . . . . . . . . . 117
Checking Lamp Usage. . . . . . . . . . . . . . . . . . . . . . . . . 117
Replacing the Pen Batteries . . . . . . . . . . . . . . . . . . . . . . . . 118
Replacing the Remote Control Batteries. . . . . . . . . . . . . . . 119
Transporting the Projector. . . . . . . . . . . . . . . . . . . . . . . . . 120
8Solving Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Using On-Screen Help. . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Checking Projector Status . . . . . . . . . . . . . . . . . . . . . . . . . 123
What To Do When the Lights Flash . . . . . . . . . . . . . . 123
Solving Projector Operation Problems . . . . . . . . . . . . . . . . 125
Solving Problems With the Image or Sound. . . . . . . . . . . . 126
Solving Problems With the Interactive Pens. . . . . . . . . . . . 134
Solving Password Problems . . . . . . . . . . . . . . . . . . . . . . . . 136
Solving Network Problems. . . . . . . . . . . . . . . . . . . . . . . . . 136
Solving Problems With the Remote Control . . . . . . . . . . . 139
Where To Get Help. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Internet Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Speak to a Support Representative. . . . . . . . . . . . . . . . 140
Software Technical Support. . . . . . . . . . . . . . . . . . . . . 141
Purchase Supplies and Accessories . . . . . . . . . . . . . . . . 141
ATechnical Specifications . . . . . . . . . . . . . . . . . . . . 143