Dell 7700HD Projector - Manual (Page 105)

Guiding Signals
Control Buttons Indicator
Projector Status Description
Power
TEMP
(Amber)
LAMP
(Amber)
Standby mode Projector in Standby mode. Ready to power
on.
BLUE
Flashing
OFF OFF
Warming up
mode
Projector takes some time to warm up and
power on.
BLUE OFF OFF
Lamp on
Cooling mode
Cooling before
Power Saving
mode
Projector
overheated
Projector in Normal mode, ready to display
an image.
Note: The OSD menu is not accessed.
Projector is cooling to shutdown.
The projector takes 60 seconds to cool
down before entering Power Saving mode.
Air vents might be blocked or ambient
temperature may be above 35 ºC. The
projector automatically shuts down. Ensure
that the air vents are not blocked and that
the ambient temperature is within
operational range. If the problem persists,
contact Dell.
BLUE
BLUE
AMBER
OFF
OFF
OFF
OFF
AMBER
OFF
OFF
OFF
OFF
Lamp driver
overheated
The lamp driver is overheated. The air
vents may be blocked. The projector
automatically shuts down. Turn the display
on again after the projector cools down. If
the problem persists, contact Dell.
AMBER AMBER OFF
Fan breakdown One of the fans has failed. The projector
automatically shuts down. If the problem
persists, contact Dell.
ÒFF
AMBER
Flashing
OFF
Lamp driver
breakdown
The lamp driver has failed. The projector
automatically shuts down. Unplug the
power cord after three minutes and then
turn the display on again. If this problem
persists, contact Dell.
AMBER
Flashing
OFF
AMBER
Flashing
Color Wheel
breakdown
Color wheel cannot start. The projector has
failed and the projector automatically shuts
down. Unplug the power cord after three
minutes and then turn on the projector. If
this problem persists, contact Dell.
BLUE
AMBER
Flashing
AMBER
Flashing
Lamp failure Lamp is defective. Replace the lamp. OFF OFF AMBER
Fault - DC supply
(+12V)
Power supply has been interrupted. The
projector automatically shuts down.
Unplug the power cord after three minutes
and then turn on the projector. If this
problem persists, contact Dell.
AMBER
Flashing
AMBER AMBER
Lamp module
connection failed
Lamp module connection may be
disrupted. Check the lamp module and
ensure that it is properly installed. If the
problem persists, contact Dell.
OFF OFF
AMBER
Flashing
Troubleshooting Your Projector 105