[TechAssist] Re: RCA P46730WK -PTK169PCA CHASSIS
- From: "Damon" <DAMON101@xxxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sun, 26 May 2002 23:54:31 -0500
I think you're talking about the Infamous Q2906 Luma buffer which will
either give you an extreme red picture or red smear, especially on OSD boxes
and lettering.
Damon Brunger
damon101@xxxxxxxxxxxxxx
Telrad Electronic Services
Ft Wayne, IN 46815
----- Original Message -----
From: "Jorge Camboni" <geo@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, May 25, 2002 5:26 PM
Subject: [TechAssist] Re: RCA P46730WK -PTK169PCA CHASSIS
>
> Hi Wilbert, I am afraid your question is not very clear, but IF YOU MEAN
> the red crt is out of bounds at full brightness, then you got a couple of
> bad video amplifiers at the red crt board, one of them is pnp, the other
npn,
> that happens quite often with 169s, just check both
> Jorge Camboni GY Electronics, Dallas
> geo@xxxxxxxxxxxxx
>
>
> At 12:39 p.m. 25/05/02 -0500, Wilbert Bolden" <wbolden@xxxxxxxxxx> wrote:
> >fellow techs i dont work on projection tvs but a friend ask me to look at
> >his this unit has a red bias problem i dont know if it is the bias
resistor
> >r2913 it checks ok looking for a comman fix for this problem. please bear
> >with me this is my first projo. thanks for any help.
> >wilbert bolden
> >bolden's electronic repair
> >rt 1 box 55-d
> >forkland, al 36740
> >wbolden@xxxxxxxxxx
> >
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