106 Troubleshooting Your Projector
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
the screen
Try to press the Menu button on the panel for
15 seconds to unlock the OSD. Check the
Menu Lock on page58.
The remote control is not
operating smoothly or works
only within a limited range
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.
Cannot use the Pen or cannot
connect the Pen
• Check if the input source is PC (VGA,
HDMI, Wireless and LAN source)
• Check if the Interactive function is turned
On. (Menu -> OTHERS -> Interactive)
• Check if the Connection option is set
correctly. (Menu -> OTHERS ->
Interactive -> Connection)
• When using Wireless or LAN connection,
and the Pen does not work,check if the
Wireless/Network function is turned On.
(Menu -> SET UP -> Wireless / Network)
• When using Wireless or LAN connection,
check if Dell Wireless Application Software
is connected. (Only support full screen
mode output).
• Check if Photo sensor is facing towards the
screen.
• If more than one Pen point toward the
screen at the same time, none can function.
• Push any key to wake up (except Nib
button).
The LED does not work. aCheck if the battery is installed.
bCheck if the battery is installed correctly.
cCheck if the battery is not depleted.
Problem
(continued)
Possible Solution
(continued)