3 Steps to a new Epson PowerLite 7900NL projector lamp

Written by
  • Shelagh M.
  • 9 years ago

Epson_Powerlite_7900NL_Epson_ELPLP_22Follow this 3-step guide to replacing the Epson PowerLite 7900NL projector lamp.

Be sure to invest in an authentic Epson PowerLite 7900NL projector lamp. You need the Epson ELPLP22 lamp model.

Step 1: Finding the right lamp

You can expect between 2000 to 3000 hours of lamp life before you must to install a replacement.
Look for the seal of approval when you are buying your Epson PowerLite 7900NL projector lamp and avoid generic lamps. While generic have a lower pricetag, there are plenty of downsides to these generic lamps including

Don’t be fooled by the generic manufacturers: Learn the 7 Ways to Spot a Counterfeit Lamp.

Step 2: Know when to replace the lamp

Epson_Powerlite_7900p_Lamp_warning_lightEpson_ELPLP_22When the Epson PowerLite 7900NL projector lamp is reaching end of life look for the following warning signs:

  • The images gets darker or starts to deteriorates.
  • Colours on screen look off.
  • LAMP REPLACE appears on screen.
  • The warning light begins flashing orange followed by a steady red light. When the lamp light is flashing RED the lamp is burnt out and must be replaced.
  • When the brightness control is set to high the Epson PowerLite 7900NL projector lamp typically lasts to 2000 hours. When the brightness control is set to low, the lamp will last up to 3000 hours.

Step 3: Replacing the Epson ELPLP22 lamp

Before installing the new lamp:

  • Turn off the projector power.
  • When the power light stops flashing unplug the power cord.
  • Wait at least 60 minutesfor the Epson PowerLite 7900NL 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.
You are now ready to install a new Epson ELPLP22 lamp:
Epson_Powerlite_7900NL_Epson_ELPLP_22
 
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 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.
 
 
 
Epson_Powerlite_7900p_Epson_ELPLP_22
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 7900NL projector and gently slide the lamp cover to align the arrow on the cover with the arrow on the projector.
 
 
Epson_Powerlite_7900NL_loosen_screws_Epson_ELPLP_22
 
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! If you bought from an authentic manufacturer they will recycle the lamp for you at no extra cost (another reason to buy authentic lamps).
 
 
Epson_Powerlite_7900NL_Epson_ELPLP_22
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. 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 7900NL 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 Epson ELPLP22 lamp lamp in the Epson PowerLite 7900NL projector. Do not re-set the Epson ELPLP22 lamp timer with an already used Epson ELPLP22 lamp as this may cause the lamp to be used beyond its designated lamp life and cause an explosion.
Epson_Powerlite_7900NL_Epson_ELPLP_22

  • 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.

 
Epson_Powerlite_7900NL_Epson_ELPLP_22
 
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 7900NL 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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