LG 19LH20 19 in. LCD HDTV "sustain voltages" Questions

...sustain & check if the voltages are normal (185V & 80V). If they are then your fault will be in the Y-sustain board. There is a possibility the control board (sits below the power supply) ...

your Vs or Va sustain voltages to your Y sustain panel, or the Y sustain panel is defective. The only way to say for sure is have a tech look at it. Any way you look at it the voltages must be checked

...voltages. But when the Y sustain board is disconnected the power supply is able to maintain -70 volts. What could be wrong with the Y-sustain board? Sounds like the sustain board is damaged. Replace ...

...not displaying a image. UPDATE: I finally isolated the problem, the problem has to do with the Y SUSTAINER BOARD not receiving enough/necessary voltage when turned on, while initially thinking it ...

...voltages on Y sustain (panel has a sticker with each voltage). Hope you didn't damage Y sustain and can find Ydrive board to fix your TV.And REMEMBER, you can kill yourself when you work on

...voltages on the y-sustain board and z-sustain board. but as soon as i plug the big cord in from the power supply to the y-sustain board all and power everything on again i'm unable to measure any ...

...need to change parts on the power supply and repair the high voltage control card located on the X-sustain..... or you can just order a new power supply board and X-sustain here: ...

Sound but no picture on Philips Model no.42pf5320/10 most likley y sustain and buffers check the audio / digital board This is a common problem on these plasma TV's. The problem resides in the high ...

...sustain. Repower up..voltages still good? Using the procedures in the manual start testing Vscan and -Vy on the Y-sustain. In two of these sets I have seen the FETs on the lower and upper Y-Drivers ...

...IS WORKING PERFECTLY HELP??? Hello, no picture and sound is OK => The problem is from the Y Sustain problem. However, normally they have to change both Y Sustain and Z Sustain boards at the ...