Cleaning the dust filters
In dirty or dusty environments, the dust filters can become clogged, causing high temperatures inside the lamp module. These high temperatures can impact lamp performance and operating life. Routine maintenance to remove dust and dirt from the filters lowers the lamp operating tempera- ture and prolongs lamp life. To maximize lamp life you will need to clean the filters every 100 hours. Dust filter maintenance may need to occur more
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often than 100 hours depending on your installation/use environment. There are two filters, one mesh filter attached to the dust filter door and one metal grid filter adjacent to the lamp door.
1Turn off the projector and unplug the power cable.
2Wait 60 minutes to allow the projector to cool thoroughly.
WARNING: To avoid burns, allow the projector to cool for at least 60 minutes before you clean or replace the dust filter.
3Turn the projector upside down and remove the lamp door. See page 38.
4Remove the dust filter door.
5Clean the filter using a vacuum set on low power.
6Replace the dust filter door and the lamp door.
7Vacuum the
remove filter door
metal grid filter
wait 60 minutes
vacuum filter
Using the security lock
The projector has a security lock for use with a cable lock system. See “Accessories” on page 41 for ordering information. Refer to the information that came with the lock for instructions on how to use it.
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security lock
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