[TechAssist] Re: ctc169 power supply problem

  • From: Gary McCartney <gary@xxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Sat, 16 Jul 2005 10:49:29 -0400

You could try replacing R4143 and R4144. Also Q4111 in power supply 
might be open.




Gary McCartney

McCartney Electronics
Guelph Ontario Canada
Est. 1984
email: gary (at) number63.ca








pete wrote:
> I have been stumpt on this one. 120 volts on horiz output transistor in 
> standby. cr4118 has been replaced I dont have 15 volts on diode I cannot 
> measure it fluctuates c4145  1000 micro 50 volts have been also replaced raw 
> bplus is 160v on the money I have replaced c102,c108.c104 u101, and 
> disconnected the audio. Any help will be greatly appreciated
> Pete
> 
> Perdomo Tv Inc Since 1972
> Miami.Fl 
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