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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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#1
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20 year old Sony KV-25XBR
Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost
me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! |
#3
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20 year old Sony KV-25XBR
Sounds like a simple degaussing coil thermister, I replace mine on my
KV2786R twice already. It the little black box (not the relay) where the AC cord meets the main board......has 3 pins.costs $2 Waving a soldering gun **NOT AN IRON (wile pulling the trigger) or tape head de-magnetizer around the edges of the screen will temporarily "comb" it out if the case "confirm" "Jim Land" wrote in message Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! http://cgi.ebay.com/ws/eBayISAPI.dll...6059&category= 41519 http://fileshare.eshop.bg/chassis2mo..._model=KV25XBR Remember, Google is your friend. |
#4
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20 year old Sony KV-25XBR
trash it get a HDTV
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#5
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20 year old Sony KV-25XBR
On Mon, 19 Jun 2006 19:51:40 -0500, (Armand)
put finger to keyboard and composed: Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! Does this set have a "H-stat"? If so, this old post of mine may help: http://groups.google.com/group/sci.e...e=source&hl=en - Franc Zabkar -- Please remove one 'i' from my address when replying by email. |
#6
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20 year old Sony KV-25XBR
Start by replaceing the degaussing thermosistor.
I am sure that because of the age of the set, there must be many capacitors that have become high in ESR. The CRT is most likely going soft. It is coming time to let the set bite the dust, and start shopping for a new one. TV has changed a lot since that set was made. Jerry G. ====== Armand wrote: Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! |
#7
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20 year old Sony KV-25XBR
In data Tue, 20 Jun 2006 10:27:35 +0200, Master Matt
ha scritto: trash it get a HDTV What an amazing reply. Why? -- Inty.Evolution - per email normali e con immagini Jpeg |
#8
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20 year old Sony KV-25XBR
In data Tue, 20 Jun 2006 02:51:40 +0200, Armand
ha scritto: Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! This is a Sony, surely it worth the repair if the C.R.T. is in good shape. -- Inty.Evolution - per email normali e con immagini Jpeg |
#9
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20 year old Sony KV-25XBR
In article ,
says... (Armand) wrote in : Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! http://cgi.ebay.com/ws/eBayISAPI.dll...96059&category = 41519 http://fileshare.eshop.bg/chassis2mo..._model=KV25XBR Remember, Google is your friend. Thanks Jim. For some reason I tried, but Google gurgled. |
#10
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20 year old Sony KV-25XBR
In article _4Llg.5094$Za5.3558@trnddc04,
says... Sounds like a simple degaussing coil thermister, I replace mine on my KV2786R twice already. It the little black box (not the relay) where the AC cord meets the main board......has 3 pins.costs $2 Waving a soldering gun **NOT AN IRON (wile pulling the trigger) or tape head de-magnetizer around the edges of the screen will temporarily "comb" it out if the case "confirm" "Jim Land" wrote in message Hello all. I have a 20 year old set that was killer in it's day. Heck, it cost me a grand that long ago. The problem that developed today is that the picture is well, shimmering would be the best description. It affects the geometry and the color and both kind of waver. The question is whether or not it's worth repairing or to trash it. If I can fi nd a schematic, a friend of mine is pretty good at fixing TV's, if he has the time. Any idea in general, what went south on this TV? Yesterday it still had a great picture. Thanks! http://cgi.ebay.com/ws/eBayISAPI.dll...6059&category= 41519 http://fileshare.eshop.bg/chassis2mo..._model=KV25XBR Remember, Google is your friend. RP: Funny you should say that, because it kinda looked like a magnetized CRT except that it flutters. Usually, an affected CRT would look like a tie-dye shirt. If I find the part number, where can I order the thermistor? Thanks. |
#11
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20 year old Sony KV-25XBR
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#12
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20 year old Sony KV-25XBR
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#13
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20 year old Sony KV-25XBR
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