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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Default NEC LCD HELP

I am repairing a la-1831jmw-bk rev a2. Everything hardware wise tests out
fine. It briefly comes on, you can see what the computer is trying to
display for
about 5 or 10 seconds, then it says it cannot detect what is being displayed
(NO SIGNAL) and it clicks off. You can turn in on again, and it does the
same thing.

Any Ideas?

Thanks!

Aaron


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arem_29
 
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hello there!... i hope im not too late and i hope this one helps!...
try to check this link,
http://www.tpub.com/electronics.htm
the link provide eletronic infos there so maybe it might helps in
anyways...

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I see a lot of crt monitors with this problem too. Unfortunately I
don't know what causes it; I'm not a monitor expert. But I have noticed
that most monitors using a sony controller/osd chip need that chip
replaced at some point.

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Computer is set to a non-supported resolution. The display will
display the boot up information but as soon as the computer changes to
the non-supported resolution the lcd turns off.

The cable between the monitor and computer is bad.

There is little you can do to fix the inside of the lcd monitor for a
problem like this as the signal process board is multi-layer ultra high
density and no service information is available.

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