If your HOT didn't short again.your A board should be OK. Try scoping the 2sc4834's as mentioned in earlier posts.....maybe you'll see a discrepancy. ANYTHING in that primary/secondary circuit can wipe those out if not 100% Can be frustrating and make the customer be wary. ========================== Jeff Stielau Shoreline Electronics Repair 344 East Main Street Clinton,CT 06413 860-399-1861 860-664-3535 (fax) jstielau@xxxxxxxx ======================== "If you push something hard enough it will fall over." Fudd's First Law of Opposition - Sir Sidney Fudd ----- Original Message ----- From: "Dan Garris" <dgarris@xxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Wednesday, August 18, 2004 10:58 PM Subject: [TechAssist] Re: Sony KV-32S20 [repeat failure] > What is the Sony p/n for the "G" board for this model? (I'd be interesting > to see what Tritronics cost on the part is) > > Also, When set comes back in, I will install the 2SC4834"P"s so they willl > run cooler and also the VDR in P/S and all the electrolytics near the Horiz > drive transformer. Since I am at home and not at the shop, I only recall (1) > VDR in the P/S. Are there (2) VDR's in this model? I do recall in other > models as many as (3) but only recall (1) in this model. I'll research more > when I get to the shop. > > Garris Radio & TV > Danny Garris > New Bern, NC > dgarris@xxxxxxxxxxx > Ph: (252) 638-4477 > > > >From: "Shoreline Electronics" <jstielau@xxxxxxxx> > >Reply-To: techassist@xxxxxxxxxxxxx > >To: <techassist@xxxxxxxxxxxxx> > >Subject: [TechAssist] Re: Sony KV-32S20 [repeat failure] > >Date: Wed, 18 Aug 2004 22:44:14 -0400 > > > >See if Tritronics list the G baord......for $40 bucks it will save your > >sanity! > > > >========================== > >Jeff Stielau > >Shoreline Electronics Repair > >344 East Main Street > >Clinton,CT 06413 > >860-399-1861 > >860-664-3535 (fax) > >jstielau@xxxxxxxx > >======================== > >"If you push something hard enough it will fall over." > >Fudd's First Law of Opposition - Sir Sidney Fudd > > > > > >----- Original Message ----- > >From: "Dan Garris" <dgarris@xxxxxxxxxxx> > >To: <techassist@xxxxxxxxxxxxx> > >Sent: Wednesday, August 18, 2004 6:05 PM > >Subject: [TechAssist] Re: Sony KV-32S20 [repeat failure] > > > > > > > I did resolder the Horiz driver transformer, but I did not replace the > >VDR > > > nor the Caps in the power supply. That was exactly my next move but I > >wanted > > > to get some outside suggestions so when the set comes back in next week > >I'll > > > know exactly what other components to replace to prevent a repeat > >failure. > > > > > > Garris Radio & TV > > > Danny Garris > > > New Bern, NC > > > dgarris@xxxxxxxxxxx > > > Ph: (252) 638-4477 > > > > > > > > > >From: peggs <peggs@xxxxxxxxxxxxx> > > > >Reply-To: techassist@xxxxxxxxxxxxx > > > >To: techassist@xxxxxxxxxxxxx, techassist@xxxxxxxxxxxxx > > > >Subject: [TechAssist] Re: Sony KV-32S20 [repeat failure] > > > >Date: Wed, 18 Aug 2004 15:53:41 -0700 > > > > > > > >resolder H drive tranformer > > > >replace VDR's in Ps > > > >replace electrolytic near H drive transformer(.47uF) > > > > > > > >Peggs > > > > > > > >At 01:23 PM 8/18/04, Danny Garris wrote: > > > > >I repaired a dead Sony 32" KV-32S20 TV w/ Shorted Q601, Q602 > >(2SC4834) > > > >and > > > > >Open R607 .1ohm 1/2 W and Shorted HOT 2SC5148 (8-729-035-75). > > > > > > > > > >Set played fine after repair for 2 days in shop. Customer picked-up > >set > > > >and > > > > >a couple days later called to say set was dead again! I found Q601, > >Q602 > > > > >shorted and R607 Open this time. (The HOT was ok) Again Set played > >fine > > > >for > > > > >two days in-shop after second repair. > > > > > > > > > >Customer called again a few days later and said set is dead again. > >What > > > >am I > > > > >missing? > > > > > > > > > >Garris Radio & TV > > > > >Danny Garris > > > > >New Bern, NC > > > > >dgarris@xxxxxxxxxxx > > > > >Ph: (252) 638-4477 > > > > > > > > > > > > > > > > > > > > > >--------------------------------------------------------------------------- > >-- > > > > >Lost Password: > > > > >http://www.tech-assist.org and select "Login Problems?". > > > > >Email Archives: > > > > >//www.freelists.org/archives/techassist/ > > > > > > > > > > > > > >--------------------------------------------------------------------------- > >-- > > > >Lost Password: > > > >http://www.tech-assist.org and select "Login Problems?". > > > >Email Archives: > > > >//www.freelists.org/archives/techassist/ > > > > > > > > > > > > > >-------------------------------------------------------------------------- > >--- > > > Lost Password: > > > http://www.tech-assist.org and select "Login Problems?". > > > Email Archives: > > > //www.freelists.org/archives/techassist/ > > > > > > > > >--------------------------------------------------------------------------- -- > >Lost Password: > >http://www.tech-assist.org and select "Login Problems?". > >Email Archives: > >//www.freelists.org/archives/techassist/ > > > > -------------------------------------------------------------------------- --- > Lost Password: > http://www.tech-assist.org and select "Login Problems?". > Email Archives: > //www.freelists.org/archives/techassist/ > ----------------------------------------------------------------------------- Lost Password: http://www.tech-assist.org and select "Login Problems?". 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