[TechAssist] Re: Sony KV32TS20 very intermittant color. fix
- From: "Damon" <damon101@xxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 12 Apr 2005 19:57:19 -0500
That's a weird place to put Video circuitry.....on the Audio module.
Damon Brunger
Telrad Electronics
Fort Wayne IN
----- Original Message -----
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, April 12, 2005 11:01 AM
Subject: [TechAssist] Sony KV32TS20 very intermittant color. fix
> The color on this 32" sony would all of a sudden go, leaving a nice
> black and white picture. It seemed changing stations, turning it off/on,
> anything could "pulse" the color back.
> I pull boards, resoldered edge connectors on the A and E board to no
> avail. Resoldered all over the main board. But, if I flexed the main
> board upward, or tapped any "daughter" boards,(or breathed on them!)the
> color would kind of barberpole and go to B&W.
> /FINALLY... /I noticed on the very end module, *the B board with the
> audio outputs on it, also had RGB circuitry.*
> I pulled that board to find tiny micro-cracks all over, especially the
> edge connectors.
> *Resoldering the B board restored solid color.*
> Dog set. Problem was so intermittant normal troubleshooting really
> didn't apply.
> Phil Bader
>
> --
>
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
> email: tjanphyl@xxxxxxxxxxxxxxx
>
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