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bobdee47
New Member
Last Activity: 09-07-2011, 02:23 PM
Joined: 08-20-2011
Location: Reaup Lisse SW France
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  • Re: Two second then Black..What is actually happening?

    Of course William, hence the " " but I still thought it might be of interest to someone. When my C's arrive I will do the job properly but at the moment just to get the monitor back on line is a plus.
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  • Re: Two second then Black..What is actually happening?

    Thanks for the responses. Some major progress this end. Based on the assumption that the inverter shuts down when it sees excessive CCfL current, I thought about reducing this and at present I have the monitor going again just by inserting some high voltage disk ceramics in SERIES with the CCFL leads. The monitor has been running for about 2 hours now. Nothing gets hot, all seems stable. I will write this up properly if the "fix" seems good after say a few days.
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  • Re: Two second then Black..What is actually happening?

    Thanks Bill, I have seen references to the reddish hue in one of your posts before. Are you saying that that indicates a bad CCFL or one that is about to go that way. The monitor I am working on at present did show that effect some time back but seemed OK after about 10 mins of being switched on.
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  • Two second then Black..What is actually happening?

    Hi guys, I have read, I think, just about every thread re the 2 second problem. Some folks have recapped virtually everything in sight and cured the problem, some have done the same and the problem is still there. Virtually all the symptoms point to the inverter section shutting down. It is doing this because it dosnt like the CCFL's but is it being oversensitive and if so how does replacing the caps cure this?. Without doubt the bad caps are not as "efficient" as they were, and this I guess, means that power supply lines now have excess ripple or noise on them and maybe this increases...
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