[TechAssist] Re: toshiba convergence problems
- From: "markbrock" <markbrock@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 7 May 2004 07:13:13 -0500
next on my list, this one's a little tough to get to but guess I've put it
off long enough, was hoping something simpler, I'll change the red ic and
see but have my doubts,
brock
----- Original Message -----
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, May 07, 2004 1:39 AM
Subject: [TechAssist] Re: toshiba convergence problems
> Did you replace both convergence IC's? I always replace both as it is
> sometimes difficult to follow the circuit as to which one is bad, and
> more importantly, if one has failed the other one may be close behind.
> HTH
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
> -----Original Message-----
> From: techassist-bounce@xxxxxxxxxxxxx
> [mailto:techassist-bounce@xxxxxxxxxxxxx] On Behalf Of markbrock
> Sent: Thursday, May 06, 2004 1:02 PM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] toshiba convergence problems
>
> model 50A50 chassis TAC0051, fuse 851 blown, R7716 burnt on convergence
> bd,
> changed stk329110 and fuse and put in 2.2 ohm for R7716 ? not real
> sure.
> looks like it compared to other convergence ic R's, now comes up with
> blue
> convergence bad, it appears that the convergence ic I changed is for
> blue ?
> I can move the cursor left and right in menu to move the cross hatch but
> not
> up and down? do these two conv. IC's work in conjunction ? not really
> pin
> coushion, as not symmetrical but won't adjust up and down at 9 points,
> am I
> fighting yoke problem? any help appreciated
> brock
> Brock Electronics
> R.R.4 box 237
> 5208 cr.3385
> Independence Ks. 67301
> 620-331-0235
> fax 331-7191
>
> markbrock@xxxxxxxxxxxxx
> Zenith*Philips*Peavey*Fender*Crate
> we work on all brands,makes,models
> of anything that plugs in the wall
>
>
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