[TechAssist] Re: Sony KV32S20

PS,  I can also see my secondary voltages start to run a well, but quickly 
shuts down.   Neil


> ** Original Subject: [TechAssist] Sony KV32S20
> ** Original Sender: tvdoctors@xxxxxxxxxxxxx
> ** Original Date: Wed, 17 Oct 2001 15:54:24 -0500 (EST)

> ** Original Message follows... 

>
> Set came into my shop dead. I found Q601 and Q602 shorted and R607 open in 
> the switch mode power supply. These were knocked out by a shorted H.O.T. 
> Q502. I replaced all these components and now set try's to come on but won't 
> . Pulse starts out up to base of Q502 but won't start up. The only voltages 
> that I can see that is not right on is my 9 volt supply that's switched on in 
> the power supply during start up. It measures 8.3 volts. Is this chassis 
> prone to having bad flybacks or is there something I am missing?  Any help 
> would be greatly apreciated. Thank, Neil    TV Doctors
> 
> 
> Download The Grinch Browser at http://www.meanone.com/grinchBrowser.html
> 
> Help make your TechAssist online repair tips 
> database better!  Submit your fixes here: 
> http://www.circuitwork.com/techassist/tip/#tips
> To unsubscribe write to:
> techassist-request@xxxxxxxxxxxxx 
> with  unsubscribe  in the subject line.


>** --------- End Original Message ----------- **

> 


Download The Grinch Browser at http://www.meanone.com/grinchBrowser.html

Help make your TechAssist online repair tips 
database better!  Submit your fixes here: 
http://www.circuitwork.com/techassist/tip/#tips
To unsubscribe write to:
techassist-request@xxxxxxxxxxxxx 
with  unsubscribe  in the subject line.

Other related posts: