|13-12-2010||on my denon avr 1602 i hear buzzing noise on the spakers||i have problems with my denon. all the time i hear annoying noise, its not very loud but i can hear buzzig. i think that it has been overheated once but im not sure. plz help any suggestions .. :?:|
|14-12-2010||This Parts & Service manual can now be purchased for $11.77 and downloaded immediately after payment from http://www.justmanuals.com
|14-12-2010||Hi mrtweaver, I did a Vizio supply two months ago that had a shorted schottky diode . Multiple damaged capacitors would suggest a loss of voltage regulation so you should check the voltage feedback loop.
Brief explanation: The power supply is divided int|
|14-12-2010||How d you test to see if the boards are working||I would like to test all the boards before i go buying a whole bunch of parts. Im sure if i buy the master the slave the power supply and the main board i will get the tv working. But it's probably only one of the four. Does anyone know how to tests th|
|14-12-2010||It's obvious. Swapping each board with a known good one usually is best way.|
|14-12-2010||Circuits Diagram Lg/ Tv lcd RT-15LA50||Pls. send me circuits diagram on this model.
I have problem to shhot.
No signal tv/pc/av.
Selector panels functions abnormal; sometimes power turn of/on
Voloum control no function instate turn sets off/on
Only a small portion on Right hand side top c|
|14-12-2010||PS42V6 is a plasma tv, fault could be lower scan pcb or connectors to pdp, or a bad pdp|
|14-12-2010||Is anybody out there?|
|14-12-2010||So you dont have a set of schematics for this board then I take it?
And you say the Schottky was shorted. You dont happen to recollect the part number on the board do you? Ex:C201, ZD203, R204, etc..
Here is some additional information on this, comm|