AV and Multimedia Related Thread, SMART UF55 Bulb Life? in Technical; Anyone got information on SMART UF55 Overhead Projectors on maintanance and bulb life please. We have a few of these ...
16th January 2013, 10:41 AM #1
SMART UF55 Bulb Life?
Anyone got information on SMART UF55 Overhead Projectors on maintanance and bulb life please. We have a few of these and there doesn't seem to be an obvious filter to knock dust out of plus the bulb hours on most of them is closing on 3,000 hours now.
16th January 2013, 10:47 AM #2
Seems the answer is a vacuum cleaner No really.... http://www.teachsmart.org/~/media/PD...Projector.ashx
29th January 2013, 09:03 AM #3
Ouch you need to change some lamps quickly life is around 2000 so as not to damage ballast units.
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