[TechAssist] Re: Symphonic SC3819 TV/VCR Combo-dead
- From: HSWAD@xxxxxxx
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 28 Aug 2003 19:19:59 EDT
I wonder----bad mode switch on the vcr????Hollis Bates. Field
engineer-retired, lLewiston, Maine, HSWAD@xxxxxxx
In a message dated 8/28/03 12:38:36 PM Eastern Daylight Time,
greentron@xxxxxxxxxxxxxxxx writes:
> Subj:[TechAssist] Re: Symphonic SC3819 TV/VCR Combo-dead
> Date:8/28/03 12:38:36 PM Eastern Daylight Time
> From:<A
> HREF="mailto:greentron@xxxxxxxxxxxxxxxx";>greentron@xxxxxxxxxxxxxxxx</A>
> Reply-to:<A
> HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> To:<A HREF="mailto:techassist@xxxxxxxxxxxxx";>techassist@xxxxxxxxxxxxx</A>
> Sent from the Internet
>
>
>
> Check for cracked solder at Q605.
> Jerry Silverman
> Greentron Inc
> 4 Newland Ave
> Greenville SC 29609
> 864 232 3889
> Fax 271 2080
> mailto:greentron@xxxxxxx
> ----- Original Message -----
> From: "Mike Jensen" <soundpromikej@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, August 27, 2003 7:31 PM
> Subject: [TechAssist] Symphonic SC3819 TV/VCR Combo-dead
>
>
> > Hi Techs,
> > I have a Symphonic SC3819 TV/VCR combo causing me grief. Originally had a
> shuts down after warm up symptom. After running on bench it developed a dead
> symptom. I replaced all SMPS electrolytics and unit began working-test ran
> for two days-customer picked up and brought back two weeks later with dead
> symptom. Now the SMPS keeps trying to start up (front panel led flickers as
> unit keeps trting to power up along with audible pops in the speaker). Have
> replaced vertical output, all secondary electrolytics, switching
> transistor(2SC4508), rang switching transformer, replaced film caps in
> switch oscillator circuit. I'm working without a schematic; if anyone has a
> chematic or any tips it would be greatly appreciated.
> > Mike Jensen
> > Sound Pro
> > Rapid City, SD
> > Fax:605-348-2252
> > soundpromikej@xxxxxxxxxxx
> >
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