Support Projectors PowerLite Series Epson PowerLite 4750W

The product indicates an error. What should I do?

  • The lights on the projector's control panel 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.

    1 Power light
    2 Lamp light
    3 Temperature light
    4 Filter light
    Power light Lamp light Temperature light Filter light Status and solution
    Green Off Off Off Normal operation.
    Flashing green Off Off Off Warming up. Wait for an image to appear.
    Orange Off Off Off Standby or sleep mode.
    Flashing orange Off Off Off Preparing network monitoring or shutting down. (Wait for the light to remain orange before unplugging the projector.)
    Flashing red Off Flashing orange Off 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.
    Red Off Red Off Projector has overheated and turned off. Leave it turned off to cool down for five minutes.
    • 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 operating the projector at high altitude, turn on High Altitude Mode.
    • If the problem persists, unplug the projector and contact Epson for help.
    Red Flashing red Off Off Lamp has a problem.
    • 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 green It is time to clean the air filter.
    On Off Off Flashing orange Low air flow through the projector.
    • 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.
    On Flashing orange Off Off The lamp is past its replacement period and needs to be replaced to avoid damage. Do not continue using the projector.
    Red Off Flashing red Off A fan or sensor has a problem. Turn the projector off, unplug it, and contact Epson for help.
    Red or flashing red Flashing red Flashing red Off Internal projector error or air exhaust vent error. Turn the projector off, unplug it, and contact Epson for help.
    Red Off Off Flashing red The air flow sensor has a problem. Turn the projector off, unplug it, and contact Epson for help.

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

    Related tasks
    Cleaning the Air Filter
    Replacing the Air Filter
    Replacing the Lamp
    Related references
    Projector Setup Settings - Extended Menu
    Where to Get Help
Published:  18-Jul-2013 Was this helpful? Thank you for the feedback!
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