[TechAssist] Re: RCA, CTC203AA5, no turn on, need working Gemstar to test.
- From: <tvservice@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 4 Sep 2003 16:59:57 -0500
I don't know. I have removed the boards to try troubleshooting gemstar
circuit on 3 Gemstar boards and each one worked normally afterwards
I still have one here I use for testing purposes
Robert
tvservice@xxxxxxxxxxxxx
H & H Electronics Inc
Dallas, TX
----- Original Message -----
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, September 04, 2003 1:42 PM
Subject: [TechAssist] Re: RCA, CTC203AA5, no turn on, need working Gemstar
to test.
> Hi Robert,
>
> I am curious, what does removing the pc board from the metal housing do?
> Thanks.
>
> 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
> tvservice@xxxxxxxxxxxxx
> Sent: Thursday, September 04, 2003 6:31 AM
> To: techassist@xxxxxxxxxxxxx
> Subject: [TechAssist] Re: RCA, CTC203AA5, no turn on, need working
> Gemstar to test.
>
> Try removing Gemstar pc board from the metal housing and see if it will
> work.
> Check for leaky sm caps and the electrolytic on the +5 volt line inside
> Gemstar.
> Robert
> tvservice@xxxxxxxxxxxxx
> H & H Electronics Inc
> Dallas, TX
> ----- Original Message -----
> From: "Kevin" <kevintv@xxxxxxx>
> To: "TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, September 04, 2003 3:06 AM
> Subject: [TechAssist] RCA, CTC203AA5, no turn on, need working Gemstar
> to
> test.
>
>
> > This CTC203AA5 will not turn on. The reset and data and clock lines
> all
> > test good. I am missing the run voltage from J26404 (pin 18) when the
> > power button is pressed. This voltage activates U14104, a 12 volt
> > regulator that goes to the emitter of the horiz amp, Q14302. This
> model
> > has the microprocessor built into the Gemstar. I am highly suspicious
> > that this is my problem. Does anyone have a working Gemstar that I
> > could borrow for test purposes? Thanks.
> >
> > Kevin Wilks
> > Kevin's TV & Video Repair
> > Penticton BC Canada
> > kevintv@xxxxxxx
> >
> >
> >
> >
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