Support Projectors Epson EB Epson PowerLite EB-815E

The product's light(s) indicate an error. What should I do?

  • The lights on the projector indicate the projector status and let you know when a problem occurs. Check the status and color of the lights and look for a solution in the table here.

    Note: If the Indicators setting in the Operation menu is Off, all lights are off under normal projection conditions.



    1 Wireless LAN light
    2 Temp (temperature) light
    3 Laser light
    4 Status light
    5 On/Standby light
    On/Standby light Status light Laser light Temp light Status and solution
    Blue Blue Off Off Normal operation.
    Blue Flashing blue Off Off Warming up. Wait for an image to appear.
    Shutting down. (When the status light stops flashing, you can unplug the projector.)
    Blue Off Off Off In standby, sleep mode, or monitoring.
    Flashing blue Off Off Off Preparing for monitoring or quick startup mode; all features are disabled.
    Flashing blue Varies Varies Flashing orange Projector is too hot.
    • Make sure that the vents and air filter are not clogged with dust or obstructed by nearby objects.
    • Clean or replace the air filter.
    • Make sure the environmental temperature is not too hot.
    Off Flashing blue Off Orange Projector has overheated and turned off. Leave it turned off to cool down. After about five minutes, do the following:
    • Make sure that the vents and air filter are not clogged with dust or obstructed by nearby objects.
    • Make sure the environmental temperature is not too hot.
    • Clean or replace the air filter.
    • If operating the projector at high altitude, turn on High Altitude Mode.
    • If the problem persists, unplug the projector and contact Epson for help.
    Flashing blue Varies Flashing orange Varies Laser warning. Turn the projector off, unplug it, and contact Epson for help.
    Off Flashing blue Orange Off Laser has a problem. Turn the projector off, unplug it, and contact Epson for help.
    Off Flashing blue Off Flashing orange A fan or sensor has a problem. Turn the projector off, unplug it, and contact Epson for help.
    Off Flashing blue Flashing orange Off Internal projector error. Turn the projector off, unplug it, and contact Epson for help.
    Varies Flashing blue Flashing orange Varies Refresh Mode is in progress.
    Flashing blue Varies Flashing orange Flashing orange Obstacle detection warning. The brightness of the light source is reduced.
    • Make sure that there are no obstacles interfering with the projection window. Remove any obstacles.
    • Clean the obstacle sensor if there are no obstacles.
    The projector turns off automatically if no action is taken.
    Off Flashing blue Orange Orange Obstacle detection error. If there are no obstacles interfering with the projection window, turn the projector off, unplug it, and contact Epson for help.

    Wireless LAN Light Status

    The Wireless LAN light indicates the following:

    • Blue: Wireless LAN connection is available and operating normally.
    • Flashing blue (quickly): Connecting to a device or communicating.
    • Flashing blue (slowly): An error has occurred. Turn off the projector and restart it.
    • Off: Wireless LAN connection is not available. Make sure the Wireless LAN Power setting is set to On in the projector's Management menu.

    Note: If the lights display a pattern not listed in the tables above, turn the projector off, unplug it, and contact Epson for help.

    Related references
    Where to Get Help (U.S. and Canada)
    Where to Get Help (Latin America)
    Administration Settings - Management Menu
    Feature Settings - Operation Menu
Published:  Jul 13, 2023 Was this helpful? Thank you for the feedback!
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