[TechAssist] Re: Zenith C3S chassis SJ2775BG SM question
- From: "Ron Miller" <rlmbkm@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 1 Dec 2001 08:45:19 -0600
Tried that ,gray scale is on the green side mot much but I notice it.
Ron Miller
D.T.V. Texas
----- Original Message -----
From: "Ray Lufkin" <Rlufkin@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, November 30, 2001 5:33 PM
Subject: [TechAssist] Re: Zenith C3S chassis SJ2775BG SM question
>
> I may be off base here but can you adjust akb by turning the g2 pot on the
> fly all the way off and bringing the g2 pot up very very slowly. Put up
> bars, brightness at 50% contrast at 75% color at 50% and bring up g2 pot
> till you just distinguish the 1st and 2nd box on bottom right.
>
>
>
>
> ----- Original Message -----
> From: "Dave Routson" <davestv@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Friday, November 30, 2001 2:13 PM
> Subject: [TechAssist] Re: Zenith C3S chassis SJ2775BG SM question
>
>
> >
> > HI Ron,
> > The schematic says and I quote,
> > "This set employs an Auto Kine Bias circuit.
> > There is no adjustment to be performed." It does have a service
> > menu but that feature is no in it.
> > However to get into it you simultaneously press the front panel
> > menu, volume down, and channel down
> > buttons. It doesn't say how to exit but
> > probably just power off will do it.
> > It only shows six adjustments to
> > be made in the service menu --
> > Factory mode
> > Environment
> > Brightness
> > Maximum Volume
> > Vertical Sync
> > AC Power
> > Hope this helps some.
> > Dave Routson
> > ----- Original Message -----
> > From: "Ron Miller" <rlmbkm@xxxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Friday, November 30, 2001 10:56 AM
> > Subject: [TechAssist] Zenith C3S chassis SJ2775BG SM question
> >
> >
> > >
> > > Need to adj. gray scale,no pots on crt pcb don't see a AKB ic.Using
the
> > code
> > > of holding menu till disappears hitting 9876 then enter did not take
me
> to
> > > service menu.How do I adj. this one?
> > > Ron Miller
> > > D.T.V. Texas
> > >
> > >
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