[TechAssist] Re: Samsung tv/vcr VM6105 squell from power supply.
- From: "J Silverman" <greentron@xxxxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 26 Oct 2002 15:29:00 -0400
I recall the switchmode supply squealing in Samsung units when a capacitor
in the primary, like 100 ufd, 10 volt, would start to dry out. Also the cap
would cause the B+ to increase, and eventually trigger the x-ray shutdown.
Jerry Silverman
Greentron Inc
4 Newland Ave
Greenville SC 29609
864 232 3889
Fax 271 2080
mailto:greentron@xxxxxxx
----- Original Message -----
From: "Mitchs Electronics" <Mitchstv@xxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, October 26, 2002 11:58 AM
Subject: [TechAssist] Samsung tv/vcr VM6105 squell from power supply.
>
> Hi guys, customer says hi pitch Squeal when set is off is driving her
crazy.
> A year ago I removed power supply transformer and drove wooden q-tips in
to
> it, glued and resoldered it. She of course says it was never better.
> My problem no part # for transformer and being a Guy I cant hear it squeal
> anyway. Any Ideas?
> Rick Mitchell
> Mitch's Electronics Ser.Co.
> Mitchstv@xxxxxxxxxx
> 3935 south 20th
> Lincoln, Nebraska 68502
>
>
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