[TechAssist] Re: Toshiba TP55G65,TAC 9754, HV comes on for split second, need SM.

  • From: Kevin <kevintv@xxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Tue, 12 Apr 2005 15:30:45 -0700

I just swapped the convergence IC's with no change, which leads me to
believe that they are fine.  But, I don't have the schematic to confirm
that swapping them is a good test to see if they are bad or not . 

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 Corey Brazell -
Audio Video Electronics
Sent: Tuesday, April 12, 2005 2:34 PM
To: techassist@xxxxxxxxxxxxx
Subject: [TechAssist] Re: Toshiba TP55G65,TAC 9754, HV comes on for
split second, need SM.

That proves 100% that you have a bad STK convergence output IC!

Corey Brazell
Audio Video Electronics
12169 SC Hwy 121
Newberry SC 29108
----- Original Message ----- 
From: "Kevin" <kevintv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, April 12, 2005 5:13 PM
Subject: [TechAssist] Re: Toshiba TP55G65,TAC 9754, HV comes on for
split 
second, need SM.


>I pulled the convergence yoke plugs one at a time and the set comes on
> and stays on with the green convergence yoke plug removed.  Does this
> prove 100% that the green convergence yoke is bad, or do I need to do
> more testing to confirm this diagnosis?  All the convergence yokes
rang
> the same on my Sencore LC75, so I am suspicious that the green
> convergence yoke is at fault.  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 Kevin
> Sent: Sunday, April 10, 2005 1:55 PM
> To: TECH-ASSIST
> Subject: [TechAssist] Toshiba TP55G65,TAC 9754, HV comes on for split
> second, need SM.
>
> This set comes on for a split second and then goes into shutdown with
> the power light slowly flashing off and on.  I looked in the member's
> area but could not find this model listed.  Does anyone know what
> chassis family this set belongs to?  I am guessing it is in the list
for
> Toshiba, but not by model number.  Thanks.
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
>
>
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