Replace the BenQ MP620c projector lamp

BenQ MP620 projector, BenQ 5J.J1S01.001 lampFollow our 3-step guide to a new BenQ 5J.J1S01.001 projector lamp for your BenQ MP620c projector.

When the BenQ MP620c projector is in operation, the number of hours of lamp life is automatically calculated by the built-in timer. You can expect up to 4,000 hours from the BenQ 5J.J1S01.001.

Step 1: Know when to replace

Warning messages

When the BenQ 5J.J1S01.0011 lamp is approaching end of life the BenQ MP620c projector’s lamp indicator will light red. At the same time warning messages will appear on screen.

BenQ MP620 lamp warning 1, BenQ 5J.J1S01.001 lamp


First Warning: TheBenQ 5J.J1S01.001 lamp has been in operation for 3000 hours. Replace the lamp soon so the BenQ MP620c projector will continue to work at optimum levels.



BenQ MP620 Warning message 2, BenQ 5J.J1S01.001 lamp


Second Warning: The BenQ 5J.J1S01.001 lamp has been in operation for 3950 hours. Replace the lamp as soon as possible to keep the BenQ MP620c projector working at optimum levels.




BenQ MP620 lamp warning 3, BenQ 5J.J1S01.001 lamp


Third warning: The BenQ 5J.J1S01.001 lamp has been in operation for 4000 hours. You’ll see this message for 30 seconds along with the LAMP indicator lighting up red for 30 seconds. Replace the lamp immediately.



BenQ MP620 lamp warning 4, BenQ 5J.J1S01.001 lamp


Final warning: You’re out of time! The BenQ 5J.J1S01.001 has reached end of life. The projector will shutdown in 30 seconds. The lamp MUST be replaced immediately before the BenQ MP620c projector will turn back on.



Step 2: Buying an authentic lamp

Be sure the purchase an authentic BenQ 5J.J1S01.001 projector lamp for your BenQ MP620c projector. Although generic lamps seem like a bargain, you avoid knock-off “compatible” lamps. You get what you pay for and in the case of generic lamps it’s usually a long list of problems:

Save yourself unnecessary headaches and buy authentic from a recognized dealer. You’ll be getting a far superior product with a replacement guarantee and tech support.

Looking for a less expensive option but more eco-friendly option? Want more information? Watch our step-by-step video on replacing only the BenQ 5J.J1S01.001 bulb instead of the entire lamp housing.

Step 3: Install the new BenQ 5J.J1S01.001 lamp


Before changing the lamp:

  • Reduce the risk of electrical shock by disconnecting the power cord on the BenQ MP620c projector.
  • Reduce the risk of severe burns by allowing the projector to cool for at least 45 minutes.

BenQ MP620 lamp cover, BenQ 5J.J1S01.001

  • The lamp cover is found on the bottom of the projector. Turn the projector over onto soft surface to protect the top of the projector. Loosen the two screws holding the BenQ MP620c lamp cover in place. (Use a magnetic screwdriver to make the whole process easier.)

BenQ MP620 lamp cover off, BenQ 5J.J1S01.001 lamp


  • Remove the lamp cover and place it to one side.





BenQ MP620 lampo connectors off, BenQ 5J.J1S01.001




BenQ MP620 lamp screw, BenQ 5J.J1S01.001 lamp

  • Loosen the screw on the BenQ 5J.J1S01.001 lamp. Be sure not to loose the screw as the projector will not turn on unless the lamp is properly secured into the projector. Using a magnetic-head screwdriver will ensure you don’t accidentally drop the screw into the projector!



BenQ MP620 lamp out, BenQ 5J.J1S01.001 lamp






BenQ MP620 lamp in, BenQ 5J.J1S01.001 lamp

BenQ MP62 lamp connectors in, BenQ 5J.J1S01.001 lamp



  • Tighten the lamp screw. Re-connect the BenQ 5J.J1S01.001 lamp connectors to the BenQ MP620c projector.


BenQ MP620 lamp cover on, BenQ 5J.J1S01.001 lamp


  • Re-install the BenQ MP620c lamp cover and tighten the screw.
  • Reset the total lamp hour timer.

NOTE: The BenQ 5J.J1S01.001 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!


Resetting the Lamp Hour Timer

It’s important to only reset the lamp timer when the BenQ 5J.J1S01.001 lamp has been replaced. Resetting the lamp timer without changing the BenQ 5J.J1S01.001 lamp can cause significant harm to your BenQ MP620c projector.


BenQ MP620 lamp reset, BenQ 5J.J1S01.001

  • Press and hold the Exit 5 button on the BenQ MP620c projector for 5 seconds to display the total used lamp time.
  • Press Auto on the projector or on the remote control to reset the Lamp Hour to “0”.
  • Wait about 5 seconds to let the on screen display (OSD) disappear.
  • Only reset the Lamp Hour when a new lamp has been installed in order that the life BenQ 5J.J1S01.001 can be properly tracked and prevent the projector shutting down unexpectedly.


Extending the life of the BenQ 5J.J1S01.001 lamp:

  • Keep your air filters clean to avoid overheating the projector.
  • Use the Lamp Power option on the BenQ MP620c 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.

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