[TechAssist] Re: Zenith PV4663RK Top and bottom bowed,no convergence control
- From: "al m" <ampm@xxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 25 Aug 2004 18:03:04 -0400
Found the problem. I was looking for burned resistors and there was none but
there was open 1ohm resistors, so I guess I need new convergence IC's
STK391-020. Thanks for response. Goes to show can't do just a visual.
Al Marquardt
ampm@xxxxxxx
Al Marquardt Electronic Repair
206 W Main
Girardville Pa. 17935
----- Original Message -----
From: "Avery Boyd" <adBoyd@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, August 25, 2004 5:05 PM
Subject: [TechAssist] Re: Zenith PV4663RK Top and bottom bowed,no
convergence control
> What about the IC's. Also the 110k resister on the 1302 board. QX3201 I
have
> found bad also. Avery
> Avery Boyd
> 4666B S. Mingo
> Tulsa OK 74146
> Phone 918-665-2400
> ----- Original Message -----
> From: "al m" <ampm@xxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, August 25, 2004 3:59 PM
> Subject: [TechAssist] Zenith PV4663RK Top and bottom bowed,no convergence
> control
>
>
> This set has all the voltages to the boards but the top and bottom are
bowed
> and the convergence is way off and cannot adjust. I checked the two
> resistors that usually cause this and they are ok. At this moment I am
still
> hunting so if anyone has seen this before I'll check later for the fix.
> Thanks.
> Al Marquardt
> ampm@xxxxxxx
> Al Marquardt Electronic Repair
> 206 W Main
> Girardville Pa. 17935
>
>
>
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