[TechAssist] Re: Sony KV-27EXR15
- From: "Leonard Caillouet" <lcaillo@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 16 Mar 2004 20:40:22 -0500
Like Al said, check the caps. No problems with generics from reputable
suppliers. Occasionally a bad CRT will arc and take out these chips but the
timing caps are much more common.
Leonard Caillouet
Electronics World
Gainesville, FL
----- Original Message -----
From: "Webster TV" <webstertv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, March 16, 2004 5:00 PM
Subject: [TechAssist] Sony KV-27EXR15
> Sony Techs,
>
> I have this Sony in the shop for dead set symptom.Don't get too many Sonys
> in to repair in my area. Found numerous poor solder connections in the
power
> supply circuit, and also defective IC 651 (STRS6301A) Power Conv. IC.
> Replaced IC with a generic, I know I should have replaced it with a Sony
> original, but didn't have one in stock, and also customer doesn't want to
> spend over $75.00 on the repair, and I'm sure the original would up the
> repair cost considerbley. The question I have, is the set runs fine now,
> except the IC runs extremely hot, almost too hot to touch.I noticed the
> board is discolored around the IC, so it's been running hot before, and
the
> heatsink is quite large, so it must get pretty warm, but how hot is too
hot.
> Is this normal for this IC? Or is there something that causes this IC to
run
> hot? Or is it because of the generic?
>
> TIA
> Dan Webster
> Webster's TV
> Shullsburg, Wi.
>
>
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