[TechAssist] Re: 2nd REQ.. TA Orion TV1934 dead(2002)
- From: armando guerra <birdie@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 25 Mar 2004 10:36:40 -0700
Jeff, I don't have the sm for that set but I have some notes here that say for
a dead set to replace
Q501=2SK2662/ STP5NC50FP and also D509=8.1v zener.I think that the TV1933 is
about the same chasis. HTH
Mando
Birdie's TV & Electronics
Casa Grande,AZ
mail to: birdie@xxxxxxxxxxxxx
Intrepid Video Support wrote:
> Does anyone have a schematic on this unit? All my S/B voltages appear to be
> correct and when I press
> power, some of my voltages increase, as if the unit is running, but never
> turns on. This set has no relay.
> On FBT, my B+ is 136.7, when I press power, it goes to 140v. The 180v line is
> only at 140v..so I need a
> schematic. I checked the FET with a new one and it seems fine. I disconnected
> the HOT..still no power.
> Disconnected the CRT board, yoke..no luck. Voltages on CRT also seem to be
> what they should be in run..but
> set won't turn on.
> 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
>
> ----- Original Message -----
> From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> To: "Techassist" <techassist@xxxxxxxxxxxxx>
> Sent: Monday, March 22, 2004 5:36 PM
> Subject: [TechAssist] TA Orion TV1934 dead(2002)
>
> This is a 2002 model, unit dead.
> Customer stated there was no video..but when I apply power, I hear was sounds
> like the SM start, power
> button has no effect(figures).
> B+ =140vd..checked many diodes, resistors and can find no problems. I suspect
> bad flyback, but since the
> set doesn't try to start, I'm not sure.
> Any one have any records on this, or a schematic?
> Thank you.
>
> Jeff Dougherty
> Intrepid Video TV/VCR
>
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