[TechAssist] Fw: Re: TA Mitsubishi VS402RS..No video/tuner
- From: "Terry H." <tvdoc@xxxxxxxxxxxxxx>
- To: "Techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx>
- Date: Mon, 19 Jan 2004 17:15:29 -0600
Trying this again. Didn't go thru the first time Jeff.
The TV Shop
Gonzales, Tx
----- Original Message -----
From: "Terry H." <tvdoc@xxxxxxxxxxxxxx>
To: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
Sent: Monday, January 19, 2004 4:01 PM
Subject: Re: [TechAssist] Re: TA Mitsubishi VS402RS..No video/tuner
> Amazingly enough, they did. It's a 2SC2603 which crosses to a 289A. Might
> not hurt to take a few various small signal transistors and 1n4148s with
> you. I used to work on tons of those, but not for a few years now. About 1
> out of 5 was an oddball fail like yours that a .50 transistor took care
of.
> Terry H.
> The TV Shop
> Gonzales, Tx
>
> ----- Original Message -----
> From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> To: <tvdoc@xxxxxxxxxxxxxx>
> Sent: Monday, January 19, 2004 3:49 PM
> Subject: Re: [TechAssist] Re: TA Mitsubishi VS402RS..No video/tuner
>
>
> > Thanks Terry,
> > Is there a part number for that? Tritronics doesn't list this model..
> >
> > Jeff Dougherty
> > Intrepid Video TV/VCR
> > 263 S Front St
> > Steelton PA 17113
> > fax...717-564-4952
> > www.intrepid-video.com www.tech-repair.net
> >
> > ----- Original Message -----
> > From: "Terry H." < >
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Monday, January 19, 2004 10:30 AM
> > Subject: [TechAssist] Re: TA Mitsubishi VS402RS..No video/tuner
> >
> >
> > The only other tip I could find in the older Mits db is check for a
leaky
> > Q951 on the main board, spot killer circuit.
> > Terry H.
> > The TV Shop
> > Gonzales, Tx
> >
> > ----- Original Message -----
> > From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> > To: "Techassist" <techassist@xxxxxxxxxxxxx>
> > Sent: Monday, January 19, 2004 9:09 AM
> > Subject: [TechAssist] TA Mitsubishi VS402RS..No video/tuner
> >
> >
> > > Went on service call on this to find no video tuner or A/V mode/audio
> OK.
> > When in tuner, it appears to be
> > > no tuner function because with a signal, still just hear the snow
sound.
> > > Front LED panel is lit and flashes the channel number continuously
> > > Go into convergence mode, the cross appears, though dimly.
> > > Checked, R555, R441. D416 has 33vdc on it and replaced C555. And went
> over
> > the board for bad solder.
> > >
> > > I have no schematic, but it seems there may be more than one problem
> > unless there is a common voltage
> > > missing for the tuner and video.
> > > Any ideas, or a print?
> > > Thank you.
> > >
> > > Jeff Dougherty
> > > Intrepid Video TV/VCR
> > > 263 S Front St
> > > Steelton PA 17113
> > > fax...717-564-4952
> > > www.intrepid-video.com www.tech-repair.net
> > >
> >
>
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