[TechAssist] Re: Pro Scan PS35123 CTC169EJ5 Vertical?
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Wed, 8 May 2002 16:44:32 -0400
Check -12v Supply Off Pin 7 Of Flyback. If It Measures +4vdc Or Something
Odd, Check For Open winding on Pin 7 On Flyback
Jeff Stielau
Shoreline Electronics Repair
125 Beech Tree Lane
Westbrook, CT 06498
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
----- Original Message -----
From: <Hermantvr@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Wednesday, May 08, 2002 3:00 PM
Subject: [TechAssist] Pro Scan PS35123 CTC169EJ5 Vertical?
> This unit came in with reduced vertical height, NO picture NO audio. Has
> OSD. Vertical height only about 8 inches with completely black raster. Can
> run screen control up and have raster. Can hear buzz in audio when OSD is
> up. Voltages in power supply and horizontal are close. The voltage on
SCR501
> are: A= 6.8vdc G=0.2 C=0 however the voltage on pin 1 of U4501 is 6.1
> Replaced CR4504 and C4520. I have worked on the CTC169 many times however
> this one is costing me time. Any help will be appreciated.
> Tommy Herman
> Herman TV
> 250 School Ave SW
> Taylorsville NC 28681
> 828-663-5322 voice
> 828-632-3880 fax
>
>
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