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Sony TV KV 32TS46

 
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Ray
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PostPosted: Wed Apr 20, 2005 5:21 pm    Post subject: Sony TV KV 32TS46 Reply with quote
Sony KV-32TS46 TV , Q601 , Q602 (2SC4834) replaced, Q591 (2SC4927) HOT replaced. Now only have sound and no video, it seems no high voltage and filament supply. The collector voltage of horizontal transistor Q591 is 133v .Relay RY602 replaced with compatible one , same result.

Can any one help

Thanks

Ray
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PostPosted: Thu Apr 21, 2005 1:33 am    Post subject: Re: Sony TV KV 32TS46 Reply with quote
Ray wrote:
Sony KV-32TS46 TV , Q601 , Q602 (2SC4834) replaced, Q591 (2SC4927) HOT replaced. Now only have sound and no video, it seems no high voltage and filament supply. The collector voltage of horizontal transistor Q591 is 133v .Relay RY602 replaced with compatible one , same result.

Can any one help

Thanks

Ray
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hbarrett
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PostPosted: Sat Jun 03, 2006 11:26 pm    Post subject: No High Voltage Reply with quote
Check out horizontal pulse from from jungle chip all the way to the base of the Horiz. output. The pulse signal must be lost some where in that area. Also be be that the drivers has the B+ to the collectors of driver and signal transistors in the Horizontal section.
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