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  #1  
Old 11-06-2009, 09:41 PM
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Default Older projection - worth the maintenance?

Hi everyone... I have an 8 year old Sony XBR 65" projection HD TV. It is 1080I but I only use it in the basement for the kids and the occasional movie. We also use it when we run on the treadmill. The TV has a bunch of "lines" that move on the left-hand side of the TV. The lines kinda jump toward the middle of the TV and then back to their rightful place. You can't really notice it unless you are looking for it.

On top of that, the XBR has an "auto-focus" feature to line up the color guns. This alignment feature is cool, but it doesn't allow for manual alignment by the user. When I turn on this TV it usually is slightly "off" and then I run the auto-alignment (takes two seconds) and it gets back into order. Recently, however, the three colors have been EXTREMELY off. So much so that the auto-adjustment feature can't fix it. Since I can't do it manually, I can't fix it. Usually it goes away if I turn the TV off for 5 minutes, but sometimes it stays that way for a day or two.

My question to you all... I'm not sure what a set-up would cost on this TV, but I imagine it is $100 - $200. Then, of course, if there is a part needed or repairs I'm looking at more... is it worth it? I can probably buy a similar sized 4 - 6 year old monster projection like this one locally (craigslist) for $300 - 400. Should I just replace the TV, or should I have it professionally adjusted?


Thanks for the input!
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  #2  
Old 11-07-2009, 03:18 PM
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I'm not sure what is causing the lines in the picture but I can tell you with certainty what is wrong with the color alignment. Your convergence circuitry has gone bad. It is very common on many rear projection CRT sets. Typical repair with labor is $250-$400 depending on the shop and the set. The ICs are actually quite inexpensive and if you have soldering skills you *could* do it yourself.

http://home.earthlink.net/~oleg.fili...ergenceFix.htm

Why manufacturers didn't put some kind of fan or larger heatsings on those ICs is beyond me.
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  #3  
Old 11-07-2009, 08:34 PM
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Sounds like I might want to just replace it with another large screen that people are looking to reaplce with an LCD or plasma...
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  #4  
Old 11-10-2009, 09:25 PM
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so, this week the TV is running fine. No issues with the convergence at all... is that normal when the convergence circuitry is shot? It seems like it screws up randomly...hmmm
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Old 11-10-2009, 10:34 PM
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The convergence can come and go. It will eventually go out permanently. It could be on and off for months.
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  #6  
Old 11-11-2009, 01:22 AM
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My dad's TV started to do something similar. He could reset the convergence but eventually the green started arcing across the picture. It started out as an intermitent issue but eventually became constant and refused to be correctable His solution? He told my mom it would cost $1000 to fix and bought a 58" Panny S1!
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  #7  
Old 11-12-2009, 09:34 PM
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Ha! I'e already informed the wife that it would be cheaper to buy a used rear projection TV than to bother fixing this.
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Upstairs:
Panasonic Viera TH-50PZ80U 50" Plasma, Denon DHT-488, Denon DVD-558, Sony 5-disc CD player, Boston Acoustics m100

Downstairs:
Sony XBR 65" DLP, Yamaha RX-995, Toshiba HD-A2 HD-DVD player, Sony 300-disc CD player, Boston 970 series towers & surrounds, JBL Northridge USA center


Good deals with Alex2507, Bugbitten, Soundhound
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