LG 42PX5D 42 in. Plasma HDTV "board ysus" Questions

...power button green led comes on for a second ysus board clicks an shuts itself down if unplug ysus board and power up stays powered up could this be the problem the ysus board The YSUS Board Was ...

...ysus board(no picture just sound) replaced the ysus now the picture and sound work great but there are colorful dots all over the screen so i adjusted the VS and VA on powersupply to the factory ...

it does off right away I found a bad fuse on the ysus board and replaced it. if i unplug ysus board the unit stays on. You will need to replace the ysus board as one of the drivers on there is shorted

...YSUS and ZSUS board replacement 1.) Been reading through these forums trying to pin down the exact part number for the YSUS and ZSUS boards and have found conflicting information. So... YSUS = ...

...ysus board(no picture just sound) replaced the ysus now the picture and sound work great but there are colorful dots all over the screen so i adjusted the VS and VA on powersupply and the zbus on ...

...YSUS board as well (With a new one from EBAY) but it still didn't work (no damaged capacitors at YSUS board )here is the strange thing, I tried turning on the TV with the YSUS board disconnected from ...

YSUS board was probably the problem why I didn't have picture anymore but sound. I changed out the YSUS board and now my screen comes on but I have colored lines all over the screen.....I also changed

BOARD by having everything connected except thelink between YSUS and XSUS. Check for voltage going into YSUS (if powersupply is putting out, then ysus shoudl be receiving).. Next, test forhigh voltage

...YSUS IS THE BIG BOARD IN THERE VERY LEFT HAND SIDE ONCE BACK IS OFF BIG BOARD WITH 1 BIG HEATSINK,, THAT AND THE BUFFER BOARD PUSHES INTO THAT WITH TWO BLACK CONNECTION TO THE YSUS REMOVE BOTH BUFFER ...