Install a new BenQ SP820 projector lamp in 3 steps

Written by
  • Shelagh M.
  • 12 years ago

BenQ_SP820_projector_BenQ_CS.5J0DJ.001_projector_lampFollow our guide to replace the BenQ CS.5J0DJ.001 projector lamp in your BenQ SP820 projector.

You can have a new BenQ CS.5J0DJ.001 projector lamp installed in 3 easy steps.

Step 1: Know when to replace

When it’s time to replace your BenQ CS.5J0DJ.001 projector lamp the READY light on the BenQ SP820 be will flashing orange. (The READY light is found on the left hand side of the POWER light.)
When the light is flashing, replace the BenQ CS.5J0DJ.001 projector lamp immediately as the projector will soon be shutting down. Using the projector when the lamp is approaching end of lamp can damage your projector.

Step 2: Buy authentic

Your BenQ SP8220 projector is a sophisticated machine with sensitive electronic components. The BenQ CS.5J0DJ.001 projector lamp has been designed specifically to keep your projector operating at optimum levels. Generic “compatible” lamps are made with copycat technology that use inferior and often toxic materials.
Knock-off manufacturers don’t possess the proper technology to create these lamps and as a result these lamps have a shorter lamp life, are prone to explosions and can seriously damage your projector. Installing them cancels your warranty leaving your vulnerable should anything go wrong. It’s not worth the small savings. Protect yourself from buying a knock-off counterfeit compatible generic lamp.

 Step 3: Replace the BenQ CS.5J0DJ.001 projector lamp

Before changing the lamp:
  • Reduce the risk of electrical shock by disconnecting the power cord on the BenQ SP820 projector.
  • Reduce the risk of severe burns by allowing the projector to cool for at least 45 minutes. The BenQ SP820 operates under high heat.

BenQ_SP820_lamp_screws_BenQ_CS.5J0DJ.001_projector_ lamp

  • The lamp cover is found on the top of the projector. Using a magnetic screwdriver remove both screws and put them to one side.

BenQ_SP820_lamp_cover_open_ BenQ_CS.5J0DJ.001_projector_lamp

BenQ_SP820_lamp_screws_BenQ_CS.5J0DJ.001_projector_ lamp

BenQ_SP820_projector_lamp_removal_BenQ CS.5J0DJ.001_projector_ lamp

  • Grab the wire handle on the BenQ CS.5J0DJ.001 projector lamp so it lifts up. Slowly and gently pull the  lamp out of the projector. Pulling too quickly can cause the bulb to shatter. Learn what to do should the bulb shatter.
  • Avoid touching the optical components inside the projector as this can leave marks on the lenses causing image distortion and unwanted color changes.
  • Tighten the two screws on the new BenQ CS.5J0DJ.001  lamp.
  • Close the lid. Tighten the two screws on the lamp cover.
  • You are now ready to reset the lamp timer.

NOTE: The BenQ CS.5J0DJ.001 projector 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 projector lamp for you at no extra cost (another reason to buy authentic lamps).

Reset the lamp counter

It’s important to only reset the lamp timer when the BenQ CS.5J0DJ.001 projector lamp has been replaced. Resetting the lamp timer without changing the BenQ 59.J8101.CG1 projector lamp can cause significant harm to your BenQ SP820 projector.

  • Press the Menu button to open the Main menu.
  • Press the cursor down arrow button to move to the Status menu.
  • Press the cursor up arrow button to move down to Lamp Hour Reset.
  • Press the right cursor or Enter button to get the Lamp Hour Reset message.
  • Press the cursor buttons in this order:  Down arrow button/ Up arrow button/Left arrow button/ Right arrow button
  • The Status menu will appears again showing the Lamp Hours reset to zero.


Make your newly installed BenQ CS.5J0DJ.001 lamp life last longer with the following tips:

  • Keep your air filters clean to avoid overheating the projector.
  • Use the Lamp Power option on the BenQ SP820 projector and set to Economic Mode to reduce the amount of power used but extend lamp life.
  • Learn more with Top tips for extending DLP projector lamp life.

A greener option

The BenQ CS.5J0DJ.001 projector lamp offers the option of replacing only the bulb and reusing the plastic lamp cage. This can reduce and recycle. Watch our training video to learn how easy it is to go green with this projector lamp.

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