Replace the Epson PowerLite 7850p projector lamp

Epson_Powerlite_7850p_Epson_ELPLP_22Wondering when to replace the Epson PowerLite 7850p projector lamp? Follow our guide to learn how.

Your Epson PowerLite 7850p uses the Epson ELPLP22 lamp. You can expect between 2000 to 3000 hours of Epson PowerLite 7850p projector lamp life before you must install a replacement. Be sure to buy an authentic Epson PowerLite 7850p projector lamp from a recognized dealer.

Replacement warning signs

Epson_Powerlite_7850p_Lamp_warning_lightEpson_ELPLP_22The Epson PowerLite 7850p projector lamp typically lasts to 2000 hours if the brightness is set to high and up to 3000 hours when set to low.

Warning signs that the Epson PowerLite 7850p projector lamp is reaching end of life include:

  • image gettings darker or starting to deteriorates.
  • colours look off.
  • LAMP REPLACE mesaages appears on screen.
  • warning light  flashing orange. When the lamp light is flashing RED, the Epson PowerLite 7850p projector lamp is burnt out and must be replaced immediately.

Why buy authentic?

Avoid generic lamps even though they appear to be a great altenative. They usually end up costing you more because of their inferior workmanship and inability to be calibrated properly so as not to damage the optics. Generic, compatible lamps also don’t last the full 2000 hours.thEven more troublesome is the health hazard they pose due to the toxic materials.

Avoid all these problems and keep the warranty on your Epson Powerlite 7850p projector valid (using generic automatically voids your warranty). Don’t be fooled by the generic manufacturers. Learn the 7 Ways to Spot a Counterfeit Lamp and look for the seal of approval.

Replacing the Epson ELPLP22 lamp

Follow these important steps before installing the Epson ELPLP22 model into the Epson PowerLite 7850p projector:

  • Turn off the projector power.
  • When the power light stops flashing unplug the power cord.
  • Wait at least 60 minutesfor the Epson PowerLite 7850p projector to cool internally before opening it up. It should be cool to the touch. These projectors operate under extremely high temperatures so be patient and wait until the projector is cool or you run the risk of burning yourself.

NOTE: Do not operate the projectors while the lamp is removed as this may result in malfunctions, fire hazard and other accidents.



The Epson ELPLP22 lamp comes with a replacement air filter so you should change the filter at the same time. To change filters: turn the PowerLite 7850p projector over and remove the air filters at the side and bottom of the projector. Replace the new filters — they should pop into place smoothly.



Insert the screwdriver supplied with the new Epson ELPLP22 lamp or use a flat-tipped screwdriver. Place the tip of the screwdriver into the space beside the air vent on the Epson PowerLite 7850p projector and gently slide the lamp cover to align the arrow on the cover with the arrow on the projector.




Loosen the two screw holding the Epson ELPLP22 lamp in place (they will not come all the way out). NOTE: The Epson ELPLP22 lamp contains mercury and should not be thrown into regular garbage. Recycle your used lamps!




Lift up the wire handle on the Epson ELPLP22 lamp and use it to pull the lamp straight out of the projector. Gently insert the new Epson ELPLP22 lamp. Avoid touching the actual bulb as the oil from your fingers will leave marks that will show up on screen. Also avoid knocking bulb as it may break. Learn what to do should the bulb shatter.

Tighten the screws and replace the lamp cover. NOTE: The projector will not turn on if the lamp cover is loose. You are now ready to reset the lamp timer.

Resetting the Epson PowerLite 7850p lamp timer

The lamp timer will track the life of the Epson ELPLP22 lamp and trigger the lamp warning messages. Therefore, it’s critical to reset the lamp timer whenever you replace the lamp in the Epson PowerLite 7850p projector. Do not re-set the Epson ELPLP22 lamp timer with an already used lamp as this may cause it to be used beyond its designated lamp life and cause an explosion.


  • Plug the projector in and turn it on.
  • Press the MENU button on the remote or on the projector’s control panel to display the Main menu,
  • Use the pointer buttons on the remote or the arrow buttons on the Epson PowerLite 7900p to scroll down to the ABOUT menu. Press ENTER to display the ABOUT screen information.
  • Scroll down to RESET LAMP TIMER option.
  • Press ENTER to open the second prompt screen.


Select YES and press ENTER.

  • The lamp hours will be reset to zero.
  • NOTE: Lamp usage appears as 0H until you’ve used at least 10 hours of lamp life
  • Press ESC or MENU to exit this screen.

How to extend the life of the Epson ELPLP22 lamp:

Extend the life of the newly installed Epson ELPLP22 with the following tips:

  • Keep your air filters clean to avoid overheating the projector.
  • Turn off the Epson PowerLite 7850p projector and let it stand for at least one hour ever 24 hours. An average use of four to five hours per day will ensure longer lamp life.
  • Make sure there is enough airflow around the projector particularly if it’s been permanently mounted.
  • Set the Brightness Mode to low or Econo Mode to extend lamp life.
  • Learn more with Top tips for extending DLP projector lamp life.
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