[TechAssist] Re: SAMPO SME-23DV3N visable retrace
- From: "William Koscielniak" <wkoscielniak@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 8 Apr 2004 16:10:50 -0400
Jim,
Thank you.
Bill
-----Original Message-----
From: techassist-bounce@xxxxxxxxxxxxx
[mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of Jim Shupe
Sent: Thursday, April 08, 2004 3:56 PM
To: techassist@xxxxxxxxxxxxx
Subject: [TechAssist] Re: SAMPO SME-23DV3N visable retrace
William...
Caps..especially the doubler filter off the flyback
diode(usually from vert B+ to Vcc2). This cap is
responsible for most failures of vertical output IC's,
in my experience(all brands).
Jim Shupe, CET
Lloyd's TV
Yucca Valley, CA
--- William Koscielniak <wkoscielniak@xxxxxxxxxxxx>
wrote:
> This is a SAMPO 32" monitor. Came in with no
> Vertical. There was just a the
> horizontal. Changed the Vertical driver and this
> corrected the no vertical.
> If there is signal input AV1 or AV2 have a normal
> display, If there is a
> blue screen indicating no signal there is a retrace
> displayed on the upper
> half of the blue display. Any suggestions?? Two
> SME-23DV3Ns have just been
> thru repair for HOT failure.
>
> (BILL)William Koscielniak AV Electronic Technician
> St. Lawrence / LRC BOCES
> 7229 State Highway 56
> Norwood, NY 13668
>
> Phone (315) 353-6684 Ext 216
> FAX (315) 353-5504
>
>
>
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