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Lamp Lifespan - Where Are You? - Page 2

post #31 of 214
Projector - Sony VPL-HS20 (LCD)
Purchased - November 2003 (2 yrs, 3 months old)
Original Lamp at about 1700 hrs
(Always run in low lamp mode)
Picture - Still fantastic!

-Gary.
post #32 of 214
Quote:
Originally Posted by jobok View Post

How do you reset the counter in the Benq PB6100. Our menu has it shaded out and can't click anything on it. Your expertise in this would be greatly appreciated. We ordered a new lamp today but are out of stock in both Canada and USA and are back-ordered. Our projector is at 2996 hours and says that the unit will shut down at 3000 hours. We need to buy time on it until we get our new lamp in 2 to 4 weeks time.

PS. It really sucks to go from 110" screen to a 20" tv.

I found the manual online in pdf- I can't cut and paste so please excuse any typos

-Press and hold the exit button on the projector for 3 seconds to display total used lamp time with the OSD on, press Menu to activate reset button
-press ">" or "<" to reset the lamp hours to zero
-you will see a screen confirming the lamp hours, then you can push exit.

It's on page 27 of the manual downloaded fromhttp://www.benq.us/ServiceAndSupport...fm?product=581

Note it says to press and hold the exit button ON THE PROJECTOR, maybe you were using the remote
post #33 of 214
Thread Starter 
Hi I'm back again. This is update to my original post for BenQ PB6100... original lamp still going strong, now at 4239 hours. With lifespan rated at 2000! (3000 on economic) I must be lucky? No dead pixels or color and lighting issues. There are light "spots" noticeable only when displaying black. Considering cleaning the bulb soon, though the spots do not bother me. They are very visible only in pitch black lighting. When your lifespan nears the end, besure to reset your clock!

Anyone over the expected lifespan of their bulb, I want to hear updates from you. And new people, also. Let's hear it!
post #34 of 214
i got 1500 hours on my 4800 screen play still going strong .... recently i got the nerve up to clean the color wheel and what a difference ........much brighter and better contrast .......... if u have over a 1000 hours and think your bulb is getting really dim take a look at that color wheel even in a non smoking enviorment grime will get baked on that thing ...........
post #35 of 214
I'm currently on my fourth bulb for my Sanyo Z1. The first three each lasted about 800-900 hours in low power mode. Needless to say , I'm not happy. Needless to say, I'm looking for a new projector.

Mike
post #36 of 214
3100+ on a HS-10 econo mode, and still looks good. It has been warning me to change the bulb since about 2300 hours.
post #37 of 214
Im on 510 hrs on my sanyo Z4 got it in january, no problems yet and i recieved my free spare bulb too. *fingers crossed*
post #38 of 214
BENQ 6200
rated - 2000 hr
bulb last 1880 hr ( got lot dimmer after 1200)

X1
rated - 3000- 4000
currently - 2000 - still looks decent
post #39 of 214
Optoma H30: Around 2230 hours on the bulb. Been using as a tv for almost 1 1/2 years.
Purchased: 5/04

Still enjoying it. No regrets.
post #40 of 214
Quote:
Originally Posted by golfnz34me View Post

I'm currently on my fourth bulb for my Sanyo Z1. The first three each lasted about 800-900 hours in low power mode. Needless to say , I'm not happy. Needless to say, I'm looking for a new projector.
Mike

I went through 5 bulbs on my Z1 over 3 years, including the original one. Last year I got Sanyo to service the projector shortly after installing the 5th bulb when the output was very low and the colors messed up. They said the blue polarizer was gone. And they said there was lots of dust, despite regular filter cleaning. I had to push a little, but they fixed it all under warranty. They wouldn't provide any replacement lamp, unfortunately :-( My first four lamps lasted only between 300 and 700 hours each. My 5th lamp actually lasted until last month, at about 5 hours a day since last july, or about 1300 hours. The Z1 lost its settings a few times so I can't get the exact info from the lamp counter. But the lamp isn't dead yet, though I was running in high lamp mode at the end.

After all the troubles with the Z1, you can imagine I didn't really want to buy another Sanyo. But I just upgraded to a Z4 still, right after my Z1's 3-year warranty expired. My 2nd choice was the AE900. What made the difference for me was the improvements that Sanyo made to allow cleaning with the blower (since the Z3), the automatically closing lenscap (in the Z4), which should prevent most dust (such as from my cats) from entering the projector . I'm hoping that these Z3/Z4 improvements will result in much longer bulb life than the Z1. The longer Sanyo warranty doesn't hurt - despite the trouble that many people have had getting it enforced - although you can get a 2-year warranty from VisualApex, or lifetime from Costco if you pay a premium. Also, the Sanyo bulbs are a little cheaper and easier to find than the Panasonic. A lot of people reported early bulb failures on the AE700, but not that many on the Z3, so there is evidence that Sanyo's improvements are working .

I am keeping the Z1 as a backup on a shelf. I expect the Z1 lamp probably may have 50 to 100 hours left on it, which should be enough for any time that the Z4 needs to be sent to service in the future.
post #41 of 214
Optoma H30 -- purchased January 2004
4200 hours, bulb just blew tonight. The last 1000 hours or so
definitely showed a degradation in picture quality. Still not bad at
4200 hours.
post #42 of 214
Wow, I have a H30 (purchased 5/04) at over 2500 hours. Nice to see owners getting over the rated hours of the bulb.
post #43 of 214
Z1 purchased almost three years ago. 1200 hrs on the original bulb in econo mode.
post #44 of 214
My AE-100, that I just replaced two weeks ago with a Z-4, has 7422 hours on it. The bulb in eco mode is rated for 5000-hours. In the 4-1/2 yrs I've owned it, I replaced the blue polarizer twice (approximately every 3000-hours) and the bulb just once at around 6200-hours and only because I thought maybe it was getting dim and I just haven't noticed. After I replaced the bulb, I realized it had not gotten much dimmer since the new bulb made no noticable difference to me and I should have probably just continued using the old bulb until it died... oh well, I'll never know just how much 'life' was left in the old bulb but it wouldn't have surprised me if it would have gone 10,000-hours seeing as how it had not begun to dim at 6200-hours. I hope I have as much luck with this new Z-4's bulb.
post #45 of 214
I have seen 2530 Hrs on Panasonic AE 700 in a french retailer.
My Panasonic AE500 only 500 Hrs and still working ( hope more than 1000 hrs more )
post #46 of 214
2100+ hrs on a HS-51 in economy mode.

Now the fringes are showing discoloration (purplish), so I just ordered a new lamp today .
post #47 of 214
3250 on PT-L300, only problem is dust blobs.
300 on AE-900.
post #48 of 214
Thread Starter 
Hello I'm back. Update on my projector: I'm at 8,285 hours on the original lamp, PB6100. Lamp lifespan rated at 2000 in vivid mode, 3000 economic mode, I've used vivid mode the entire time. In the past 10 hrs the lamp has started to have color issues I'm on it right now and the image looks as normal as ever. But when its first turned on the screen might flash purple briefly or dim. It's only done this a couple of times. It might blink or flash a color and dim, then normal. Then it seems to even out. Until then, the lamp amazingly was still functioning in its original manner. Still wondering if anyone has experienced the legendary "lamp explosion." I'm going to continue with this lamp as the problem hasn't rendered it unwatchable or worse. The experiment continues...

Interested in your experiences with lamps with a long use, particularly those exceeding the rated lifespan, and/or experiences where a lamp physically destroyed itself from usage!
post #49 of 214
My TLP-ET1U lamp "exploded" yesterday at somewhere between 390 and 410 hours.
I beileve whan I bought it ityhad a 1000 hour lifespan.so I would have expected it to burnout between 950 and 1200?? but to have it explode and the replacement bulb cost 20% of the unit?
OUCH !
post #50 of 214
panny 900u currently on 2100hrs high mode taken 16 months still going strong

expected bulb life 2000hrs
post #51 of 214
Thread Starter 
Jeff:

Can you describe the explosion? Was there indication of some malfunction prior to the explosion? Did the explosion physically damage the projector or anything besides the inside of the bulb?
post #52 of 214
Thread Starter 
The PB6100 Benq is a DLP model btw
post #53 of 214
Thread Starter 
Update!
My projector lamp at just under 8300 hrs on a 2000-3000 hour rated lamp has finally been rendered permanently purple and unsatisfactory for use! Based on my experience my advice to people is to take their lamp all the way to the end of its natural lifespan, don't replace it ahead of time; go until its unusable, just keep resetting the clock! I've been conducting this experiment for three years now to see what would finally happen with this lamp! So if there are any stories about lamps exploding and damaging projectors, I would like to hear them. Needless to say I highly recommend the PB6100!
post #54 of 214
So far I've reached 5600 hrs(rated for 3000) on my original Sanyo PLV-Z2 lamp. Still nice and bright too, I just wish it would die so I could justify buying a new projector. No sense on spending $300 on a new lamp for a 3yr old projector whe new/better units can be had for less than a grand.

This thing just won't die.
post #55 of 214
Nec VT46 had it for about 4 years lamp just blew tonight 9056 hrs
post #56 of 214
I'm on the second bulb for my AE700.

786 hours and still looks brand new. *knocks on wood*
post #57 of 214
2100 hours on my SIM2 Domino 20. Bulb is rates for 6000 hours. Projector is used every day for both movies and normal TV viewing. SIM2 builds projectors like a tank.
post #58 of 214
I installed my HD1000U just before Christmas '06. I'll be at 1000 hours by the time this week is through. I'm hoping that I'm closer to the 9,056 hours than what the Z1 guys seem to be getting!
post #59 of 214
Optoma HD70 DLP.... purchased in September '2006

Still on first bulb... now with 1157 Hours running in Low bright setting (Rated 2000-3000). Some minor dimming has occurred but nothing to make me bump it up to the high bright setting. Using 92" 1.1 Gain Matte White screen.

The projector is used about 35-40hrs per week.
post #60 of 214
model: X1 DLP (ceiling mounted)
expected lifespan: 4000 hours (film/video mode)
real lifespan: ~2200 hours (currently functioning)
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