Replace the Vivitek H1085 projector lamp

Written by
  • Shelagh M.
  • 8 years ago

Vivitek_H1085_Projector-Vivitel-5811116206-S-projector-lampNo need to call the technician! Follow this guide to replace Vivitek H1085 projector lamp

Watch your hours

When the picture on screen becomes distorted or the color looks off, this is a warning sign that your Vivitek H1085 projector lamp is reaching end of life. Check the lamp hours when you see the power LED flashing 5 times consecutively. To check the lamp hours:

  • Press the Menu button to open the OSD menu.
  • Press left/right arrow keys to move button to move to the STATUS Menu.
  • The LAMP HOUR field displays the number of hours the lamp has been in use.
  • You can expect 2000 hours lamp life. 3000 hours if Eco Mode has been turned on.

Buy the right projector lamp!

Your Vivitek H1085 projector uses the Vivitek 5811116206-S projector lamp. Be sure the purchase an authentic projector lamp and avoid the temptation of a the generic lamps with their bargain prices. There are several problems associated with generics that you want to avoid and these include

Go with an authentic projector lamp and keep your Vivitek H1085 projector working properly.

Step 3: Replace the projector lamp

Your Vivitek H1085 projector uses the Vivitek 5811116206-S projector lamp. Before changing the projector lamp do the following safety steps:

  • Reduce the risk of electrical shock by disconnecting the power cord on the Vivitek H1085 projector.
  • Reduce the risk of severe burns by allowing the projector to cool for at least 45 minutes.


  • Turn the projector around to locate the lamp cover screw. Remove the captive screw holding the lamp cover place.


  • Gently slide off the lamp cover and place it to one side. You will need to re-install the cover before turning on the Vivitek H1085 projector again.



NOTE: The 5811116206-S projector lamp contains mercury and should not be thrown into regular garbage. Recycle your used projector lamps!

  • Lift up the wire handle on the new Vivitek 5811116206-S projector lamp and gently guide it into the H1085 projector.
  • Take care not to touch the actual bulb as the oil from your fingers will smudges that will burn into a black spots when the projector heats up.
  • Tighten the lamp screw.
  • Re-install the H1085 lamp cover and tighten the screw.
  • Reset the total lamp hour timer.

Resetting the Lamp Hour Timer

It’s important to only reset the lamp timer when the Vivitek 5811116206-S projector lamp has been replaced. Resetting the lamp timer without changing the lamp can make it work beyond its recommended hours and cause harm to your Vivitek H1085 projector.

  • Press the Menu button to open the OSD menu.
  • Press left/right arrow keys to move to the Setup menu.
  • Press up/down arrows to move to the Advanced menu
  • Press Enter.
  • Press the cursor up/down arrows button to Lamp Hour Reset.
  • Press Enter.
  • A message will appear saying the Lamp Hour has been reset to zero.
  • Press the Menu button to return to the main Setup menu.

Extending the life of the Vivitek 5811116206-S projector lamp:

  • Keep your air filters clean to avoid overheating the projector.
  • Use the Lamp Power option on the Vivitek H1085 projector and set to Eco 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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