Problem Solving 57
Note: If the p ower and source lights don’t come on, they may have been turned off using
the Illumination setting (see page 46).
Lights indicating a problem
Light state Cause and solution
All lights are off The projector is not receiving power. Make sure the power switch
on the back of the projector is turned on and the power cord is
connected securely at both ends.
The temperature
light flashes
orange and the
power light is
flashing
High-speed cooling is in progress. If the temperature rises
further, projection will stop automatically. Make sure there is
plenty of space around the projector for ventilation. Clean or
replace the air filter if necessary (see page 49).
If you are using the projector at an altitude above 4921 feet (1500
meters), turn on High Altitude Mode so the fan can cool the
projector properly (see page 47).
The temperature
light is red
The projector is too hot, which turns off the lamp automatically.
Let the projector cool for five minutes, then turn it back on. Make
sure there is plenty of space around the projector for ventilation.
Also, clean or replace the filter if necessary (see page 49).
If you are using the projector at an altitude above 4921 feet (1500
meters), turn on High Altitude Mode so the fan can cool the
projector properly (see page 47).
The lamp light
flashes orange and
the power light
is flashing
The lamp needs to be replaced soon (see page 51). Make sure
you have a spare lamp handy. If you just replaced the lamp, you
may need to reset the lamp usage timer (see page 54).
The lamp light
flashes red
The lamp needs to be replaced. If you just replaced the lamp,
make sure the lamp and its cover are securely installed (see
page 51). Clean the air filter if necessary (see page 49).
Both warning
lights are flashing
red
There is an internal problem. Turn off the power switch on the
back of the projector, and unplug it from the electrical outlet.
Then contact Epson for assistance (see page 62).
The temperature
light flashes red
There is a fan or sensor problem. Turn off the power switch on
the back of the projector, and unplug it from the electrical outlet.
Then contact Epson for assistance (see page 62).
Both warning lights
are red
There is an internal problem. Turn off the power switch on the
back of the projector, and unplug it from the electrical outlet.
Then contact Epson for assistance (see page 62).