Epson PowerLite 4770W Projector User Manual


 
Power light Lamp Temp light Filter light Status and solution
light
Red Flashing Off Off Lamp has a problem.
red
Check to see if the lamp is burned out,
broken, or installed incorrectly. Reseat or
replace the lamp as necessary.
Make sure that the vents and air filter are
not clogged with dust or obstructed by
nearby objects.
If operating the projector at high altitude,
turn on High Altitude Mode.
If the problem persists, unplug the
projector and contact Epson for help.
On Off Off Flashing It is time to clean the air filter.
green
On Off Off Flashing Low air flow through the projector.
orange
Make sure that the vents and air filter are
not clogged with dust or obstructed by
nearby objects.
Clean or replace the air filter.
If the problem persists, unplug the
projector and contact Epson for help.
On Off Off Orange No air filter. Check to see if the air filter is
securely installed.
Red Off Off Red Low air flow through the air filter.
Make sure that the vents and air filter are
not clogged with dust or obstructed by
nearby objects.
Clean or replace the air filter.
If the problem persists, unplug the
projector and contact Epson for help.
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