Optoma HD72 Multimedia Projector "hd70 lamp fail" Questions

...lamp now projecter will not turn on hd70 I had a similar situation, but we fixed it.  I can't exactly tell you why it worked nor whether or not it will for you.  Here's the deal.   ...

...HD70 bulb failure I had an original bulb fail on my projector. I replaced it and it worked for a day then when i powered the unit up, the color wheel and fan start up, but the lamp doesn't ...

...hd70. with 610 hrs of lamp usage. the projector works for around 60 mins. then the lamp flickers and lamp fails. after power reset it work again for another 20 min. and so on. If i switch off the ...

...Hd70 and it keeps turning off after about a 1 min and the temperature indication is blinking red. Is there an airfilter I can clean or something? Sounds like there is a overheat sensor failed in this ...