Hi Ed it,s a VS5001 mits..Eric Eric E M Electronics Deer Lake Nfld Canada tvman@xxxxxxxxxxxxxxx Tel-Tek wrote: > I guess the Model Number is not worth mentioning, since it's an > Electrohome but just in case it's PROH50, and very similar to VS-5007. > > This set came in with the Vertical O/P (LA7838) blown. Replace it and > all caps, HV came back up..along with sound. > > I have no Video and also no voltage (11.8 volts) on pin 1 of LA7838. I > presume Beam Limiter/Protector has kicked in. Found a few bad caps in > that circuit with C5002 10/50volts just about eaten away. > > Some of the transistor in that circuit are Q503 Q504 Q507 Q508. > > If anyone has wrestled with this circuit, with good results..LMK. > > May be just that I'm missing my 12 Volts, but have no idea where it > comes from. > > Also does anyone know how to temporarily defeat this Beam Limiter > circuit. > > Thanks.. > > -Ed- ----------------------------------------------------------------------------- This Email List is Public. Remove: http://www.tech-assist.org/remove.htm Lost Password: http://www.tech-assist.org and select "Login Problems?". Appliance Repair List: http://www.tech-assist.org/secure/tip/chatjoin.htm#app Email Archives: //www.freelists.org/archives/techassist/