BOXLIGHT CD-450m User Manual
Page 50
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Problem: Image is “noisy” or streaked
Try these steps in this order.
1
Deactivate the screen saver on your computer.
2
Turn
Auto Image
off and then back on again. See “Auto
3
Adjust the synchronization and tracking manually to find an
optimal setting. See “Manual Sync” on page 28 and “Manual
Tracking” on page 29.
•
The problem could be with your computer’s video card. If
possible, connect a different computer.
Problem: Projected colors don’t match the computer or video
player’s colors
•
Just as there are differences in the displays of different moni-
tors, there are often differences between the computer image
and the projected image. Adjust the brightness, tint and/or
contrast from the Display menu. See “Brightness” on page 25,
“Tint” on page 25 and “Contrast” on page 25.
Problem: Lamp seems to be getting dimmer
•
The lamp begins to lose brightness when it has been in use for
a long time. Replace the lamp as described in “Replacing the
Projection Lamp” on page 35.
Problem: Lamp shuts off
•
A minor power surge may cause the lamp to shut off. Turn the
projector off, wait at least a minute, then turn it back on.
Before calling Boxlight for assistance, please have the following
information available:
•
the projector’s serial number (located on the bottom label)
•
the resolution of your computer.
Call Boxlight at
1-800-762-5757
.