Dell M210X User Manual page 44

(continued)
Problem
TEMP light is blinking amber A projector fan has failed and the projector
The OSD does not appear on
the screen
The remote control is not
operating smoothly or works
only within a limited range
44 Troubleshooting Your Projector
Downloaded From projector-manual.com DELL Manuals
(continued)
Possible Solution
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™.
Try to press the Menu button on the panel for
15 seconds to unlock the OSD. Check the
Menu Lock on page 36.
The battery may be low. Check if the laser
beam transmitted from the remote is too dim.
If so, replace with 2 new AAA batteries.