Re: 15v2000 Help

On a black & white monitor centering is handled using the 2 centering
rings on the back of the yoke.

Turning them as a pair sets the direction of correction, changing the
relative relationship between them sets the magnitude of the correction.

Bob Langelius wrote:

> Simon,
> You hit it! I foolishly had two of the Transistors swapped. All is
> well now.
> Luckily the smoke didn't get out.
>
> I also noticed the newly fixed monitor is centered better than the old
> one. Is that adjustment the X.lin./Y.lin. Pot on the deflection board?
>
> Thanks for your help.
>
> Bob
>
> ------------------------------------------------------------------------
> *From:* owner-vectorlist@vectorlist.org
> [mailto:owner-vectorlist@vectorlist.org] *On Behalf Of *simon hanlon
> *Sent:* Thursday, February 23, 2006 10:44 AM
> *To:* vectorlist@vectorlist.org
> *Subject:* Re: VECTOR: 15v2000 Help
>
> maybe one of transistors is bad I have had a few that were bad
> from new. Maybe they are in the wrong places PNP were the NPN
> should be?
>
> ----- Original Message -----
> *From:* Bob Langelius <mailto:bob@miltonmerl.com>
> *To:* vectorlist@vectorlist.org
> <mailto:vectorlist@vectorlist.org>
> *Sent:* Thursday, February 23, 2006 3:02 PM
> *Subject:* VECTOR: 15v2000 Help
>
> I have been trying to get the 15v2000 in my Ast. Dlx. Cabaret
> up and running. I have another working unit to swap assemblies
> from.
>
> I tried it briefly and got no picture and no glow. I decided
> to do a cap kit and solder headers and replace chassis
> transistors.
>
> Tried it last night and the r100 and r101 resistors got
> smoking hot. HV was around 25KV.
>
> So I swapped the suspect hv unit and deflection boards into my
> working unit. they both work fine in the known good unit.
>
> So now i have it isolated to the chassis or the tube. The
> chassis transistors are not shorted to the chassis. I guess
> i'll try swapping tubes.
>
> Could it be the harness? The Dag connector spring(I moved it
> back and forth a bit to break any corrosion)? Can I swap in a
> 19" Tube to test?
>
> Any other ideas?
>
> Thanks,
>
> Bob
>

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Received on Thu Feb 23 13:49:14 2006