Lamp replacement guide for the Eiki LC-SX4 projector lamp

Written by
  • Shelagh M.
  • 10 years ago

Eiki_-LC-SX4_projector_Eiki_POA-LMP39_projector_lamp Our guide shows you how to replace the Eiki LC-SX4 projector lamp.

The Eiki LC-SX4 projector is equipped with two projection lamps to provide a brighter image. It’s recommended that you change both Eiki POA-LMP39 projector lamps at the same time. Be sure to invest in a Optoma EP716MX projector lamp.

The importance of authentic lamps

Copycat manufacturers offer no guarantee or refunds and the warranty on your Eiki LC-SX4 projector will become void. Look for the seal of approval before buying a projector lamp and get the best projector lamp possible — an authentic OEM one!
6 Reasons for avoiding generic lamps:

Buy authentic Eiki POA-LMP39 projector lamp and save yourself hassles.

Find this lamp sold on Amazon by these authorized dealers:

When to replace the projector lamp

Eiki_-LC-SX4_Eiki_POA-LMP39_remove__projector_lamp_coverLamp Mode Changeover: Lamp Management Function automatically changes combination of lighting lamp (Lamp Mode) by detecting status of lamp. When any of the two lamps goes out, Lamp Mode is changed over from 2 lamps to 1 lamp. Lamp Mode can be switched to 2 lamps or 1 lamp manually.  Check number of lamp to be replaced on Lamp Status.
Lamp Status
Eiki_-LC-SX4_Eiki_POA-LMP39_projector_lamp_modeThe Lamp Management Function detects status of two lamps and shows the status on screen The lamp status is also displayed for 5 seconds when the projector is turned on. The LAMP REPLACE indicator  lights yellow when either lamp is nearing end of life.
On screen status:

  • ON: Yellow lamp on screen: Lamps are functioning normally.
  • OFF: Dim Lamp: Projector lamp is turned off and not in use.
  • NEAR END: Red lamp: Projector lamp is nearing its end. When image becomes darker or color becomes unnatural, replace lamp. (The Lamp replace light on the projector lights yellow at the same time.
  • OUT: X Mark on lamp: The lamp has reached its end of life and fails to turn on. It may also be defective. Replace lamp corresponding with number marked X.

 How to replace the Eiki POA-LMP39 projector lamp

Follow these important safety steps before replacing the Eiki POA-LMP39 projector lamp.

  • The Eiki LC-SX4 projector operates under very high temperatures. Let it cool for one full hour before attempting to replace the lamp in order to avoid being burned.
  • Turn off the projector by pressing the power button. Wait for the light to stop flashing.
  • Turn off the power switch at the back on the projector
  • Unplug any power cords.

NOTE: To maintain quality of picture (better balance of color and brightness in entire screen), replacing both lamps at the same time.
Loosen the three screws on Lamp Cover and remove Lamp Cover.

  • Loosen the 2 screws. Using the wire handle and pull out the lamp. Pulling too quickly can cause the bulb to shatter. Learn what to do should the bulb shatter.
  • Replace the Lamp Assembly. NOTE: The Eiki POA-LMP39 projector lamp contains mercury and should be properly recycled. Don’t place it into regular garbage.
  • Make sure that Lamp Assembly is set properly. Tighten the 2 screws on the new lamp
  • Replace Lamp Cover and tighten 3 screws. Connect AC Power Cord to a projector and turn projector on.
  • Reset Lamp Replacement Counter.

Reset lamp counter


  • When the Lamp Replace Counter is reset, the LAMP REPLACE indicator stops lighting.
  •  Turn projector on, press MENU button and ON-SCREEN MENU will appear.
  • Press POINT LEFT/RIGHT button(s) to move the red frame pointer to SETTING Menu icon. Press POINT DOWN button to move a red frame pointer to “Lamp counter reset.”
  • Press SELECT button.
  • Move arrow to select either lLamp 1 or Lamp 2. Press SELECT button.


  • Message “Lamp replace counter Reset?” is displayed.
  • Move pointer to YES and then press SELECT button.
  • NOTE: Be sure to reset correct lamp number otherwise LAMP REPLACE indicator continues lighting.
  • Another confirmation dialog box appears and select YES to reset Lamp Replace Counter.
  • Do not reset Lamp Replace Counter except after Projection lamp is replaced.

Extend the life of the Eiki POA-LMP39 projector lamp

Get more hours from your Eiki POA-LMP39 projector lamp by following these maintenance tips:

  • Keep your air filters clean to avoid overheating the projector.
  • Turn off the Eiki LC-SX4 projector and let it stand unused 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.
  • Learn more with Top tips for extending DLP projector lamp life.
  • Press the MENU button to exit.

Save money, go green

Video_Changing_projector_LampLooking for a green alternative? Try replacing only the projector lamp bulb and re-using the same plastic cage.
Watch this how to video guide to learn more.

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