[TechAssist] Re: RCA CTC177BH2
- From: "G.N.Arrivas" <gna2000@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 23 Nov 2001 16:10:47 -0800
If the Pix expanded: Replace C4407 and CR4403.
If OSD is stretched and shifted: Replaced U3201
G.N.Arrivas, CET, Pittsburg, CA
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----- Original Message -----
From: "Edward Gaidies" <teltek@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, November 23, 2001 2:48 PM
Subject: [TechAssist] Re: RCA CTC177BH2
>
> Thanks Jim...
> That voltage, I don't believe was there.
> I checked the red wire going to the pincushion board, and I had zero on
it.
> Not sure if I had the right reference to ground though.
> I'll dig a little deeper into that tomorrow.
> Thanks;
>
> -Ed-
>
> >
> > Had this problem once, long ago, replaced CR4403 and C4407 which had
been
> > known to cause the problem, then found poor or cold solder at E808 on
main
> > board which connects to E4808 on the pincushion board. Should be about
7.6
> > volts on E4808 and it was not there due to the cold solder. Also check
> > CR4402, that's in another tip about pincushion problems but no details.
> > Jim Myers
> > jr.myers@xxxxxxxxxxx
> > ----- Original Message -----
> > From: "Tel-Tek Electronics" <teltek@xxxxxxxxxxx>
> > To: "AAAA TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
> > Sent: Friday, November 23, 2001 1:28 PM
> > Subject: [TechAssist] Re: RCA CTC177BH2
> >
> >
> >>
> >> OK...Thanks Clint.
> >> Let you know the outcome.
> >> Time passes...........
> >> Nope...just did that, not the problem..;-)
> >>
> >> -Ed-
> >> teltek@xxxxxxxxxxx
> >> TEL-TEK ELECTRONICS.
> >>
> >>
> >>
> >>
> >>
> >> ----- Original Message -----
> >> From: "OrpheusComputing.com Repair" <techassist@xxxxxxxxxxxxxxxxxxxx>
> >> To: <techassist@xxxxxxxxxxxxx>
> >> Sent: Friday, November 23, 2001 11:48 AM
> >> Subject: [TechAssist] Re: RCA CTC177BH2
> >>
> >>
> >>>
> >>> Ed, replace Q4851 (200168 / NO ECG) on pincushion board.
> >>> -Clint
> >>>
> >>> Happy Thanksgiving &
> >>> God Bless Us All
> >>> Clint Hamilton, Owner
> >>> http://OrpheusComputing.com
> >>> http://ComputerHardware-ConsumerElectronics.com
> >>> sales@xxxxxxxxxxxxxxxxxxxx
> >>> Fax: 209-882-9602
> >>> TechAssist Administration
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> >>> 4orpheus@xxxxxxxxxxxxx (alternates)
> >>> orpheuscomputing@xxxxxxxxx
> >>> (PLEASE include our previous correspondence
> >>> if replying to this email!!)
> >>>
> >>>
> >>> ----- Original Message -----
> >>> From: "Tel-Tek Electronics" <teltek@xxxxxxxxxxx>
> >>> To: "AAAA TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
> >>> Sent: Friday, November 23, 2001 10:10 AM
> >>> Subject: [TechAssist] RCA CTC177BH2
> >>>
> >>>
> >>>
> >>> Set came in No Channels, just snow.
> >>> Replaced eprom. Which fixed that problem.
> >>> But the picture is too wide, only one Ch. digit showing on
> >>> screen.
> >>> Found CR403 shorted and replaced. C407 looked OK, (not
> >>> bubbled), but
> >>> replaced anyway. Also changed Regulator STK730-010, didn't
> >>> make any
> >>> difference.
> >>> Have checked setting on Eprom for Horizontal width, setting
> >>> OK, but when
> >>> changing value of parameter, does not do anything.
> >>> What have I missed.
> >>>
> >>> TIA.
> >>>
> >>> -Ed-
> >>> teltek@xxxxxxxxxxx
> >>> TEL-TEK ELECTRONICS.
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
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> >>
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