Epson PowerLite EB-L520W User Manual page 219

On/Standby Status light Laser
(power) light
Flashing blue Varies
Flashing blue Varies
Varies Varies
Flashing blue Flashing
(fast) blue (fast)
Note: If the lights display a pattern not listed in the table above, turn the projector off, unplug it, and
contact Epson for help.
Temp Filter light Status and solution
light light
Flashing Varies Varies
orange
Varies Varies Orange
Varies Varies Flashing
orange
Flashing Flashing
orange orange
(fast) (fast)
Flashing Flashing
orange orange
(fast) (fast)
219
Laser warning. Turn the projector
off, unplug it, and contact Epson
for help.
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.
It is time to clean the air filter.
The batch setup file may be
corrupt or the USB flash drive may
not be connected correctly.
Disconnect the USB flash drive,
unplug the projector's power cord,
and try again.
Writing the settings may have
failed and an error may have
occurred in the projector's
firmware.
Turn off the projector and unplug it
from the electrical outlet. Contact
Epson for help.