Dell 4220 Projector Accessories User Manual


 
Problem
(continued)
Possible Solution
(continued)
TEMP light is solid amber The projector has overheated. The display
automatically shuts down. Turn the display on
again after the projector cools down. If the
problem persists, contact Dell™.
TEMP light is blinking amber If the projector fan fails, the projector will
automatically shut down. Try to clear the
projector mode by pressing and holding the
Power button for 10 seconds. Please wait for
about 5 minutes and try to power up again. If
the problem persists, contact Dell™.
The OSD does not appear on Try to press the Menu button on the panel for
the screen 15 seconds to unlock the OSD. Check the
Menu Lock on page 52.
The remote control is not The battery may be low. Check if the laser
operating smoothly or works beam transmitted from the remote is too dim.
only within a limited range If so, replace with two new AAA batteries.
Troubleshooting Your Projector 104