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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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Hitachi LCD Rear Projection TV
We have had this TV for almost 2 yrs. Lately, if it's left on for awhile,
it shuts off automatically. We can't see anything in the manual about a "timer" which maybe we have set (although I'm sure we haven't). Does it heat up after prolonged use? It's very annoying since it always seems to happen just when something crucial is about to happen in our programme, and although the sound still works, you have to wait until it completely powers down before you can turn it back on again. Does anyone else have this problem, or know what might be causing it? Thx |
#2
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Hitachi LCD Rear Projection TV
May want to have it service for intermittent shutdown. May be lamp or
ballast related or just the fact that the fans inside are getting clogged up with dust and need to be serviced. Either way have it professionally diagnosed. At that time you may also ask the technician about Hitachi's pixel out specifications, which are in the training/service literature. "Cybernana" wrote in message .. . We have had this TV for almost 2 yrs. Lately, if it's left on for awhile, it shuts off automatically. We can't see anything in the manual about a "timer" which maybe we have set (although I'm sure we haven't). Does it heat up after prolonged use? It's very annoying since it always seems to happen just when something crucial is about to happen in our programme, and although the sound still works, you have to wait until it completely powers down before you can turn it back on again. Does anyone else have this problem, or know what might be causing it? Thx |
#3
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Hitachi LCD Rear Projection TV
Thx for you advice Art.
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#4
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Hitachi LCD Rear Projection TV
Cybernana wrote:
: We have had this TV for almost 2 yrs. Lately, if it's left on for awhile, : it shuts off automatically. We can't see anything in the manual about a : "timer" which maybe we have set (although I'm sure we haven't). Does it : heat up after prolonged use? It's very annoying since it always seems to : happen just when something crucial is about to happen in our programme, and : although the sound still works, you have to wait until it completely powers : down before you can turn it back on again. Does anyone else have this : problem, or know what might be causing it? Thx Also you might try posting your question on: www.avsforum.com There is a section for rear projection sets that include lcd. |
#5
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Hitachi LCD Rear Projection TV
wrote in message ... Cybernana wrote: : We have had this TV for almost 2 yrs. Lately, if it's left on for awhile, : it shuts off automatically. We can't see anything in the manual about a : "timer" which maybe we have set (although I'm sure we haven't). Does it : heat up after prolonged use? It's very annoying since it always seems to : happen just when something crucial is about to happen in our programme, and : although the sound still works, you have to wait until it completely powers : down before you can turn it back on again. Does anyone else have this : problem, or know what might be causing it? Thx Also you might try posting your question on: www.avsforum.com There is a section for rear projection sets that include lcd. Could be a bad connection somewhere inside. The wait is normal though, most of those metal halide lamps need to cool off before they'll restrike. |
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