Author Topic: bn44-00189a no vs voltage (Read 5722 times)

mali67 · « **on:** November 05, 2012,08:39:02 »

Hi, I have a 50" samsung plasma, no picture, and not vs voltage, the va voltage is fine at 63v, i cant find where the feed is.
Anyone with any info would be greatly apreciated.
cheers

Mulja tv repair portal · « **on:** November 05, 2012,08:39:02 »

t1412 · « **Reply #1 on:** November 05, 2012,08:47:24 »

i'd check the chips on the buffer boards see if one has burn't out, if it has it may have took the ysus out as well

regards
shaun

mali67 · « **Reply #2 on:** November 05, 2012,08:53:25 »

ive checked the v with the ysus disconnected and is still low to nothing voltage, cheers

Mulja tv repair portal · « **Reply #2 on:** November 05, 2012,08:53:25 »

Plasma Parts UK · « **Reply #3 on:** November 11, 2012,10:48:29 »

Check: QS801 / QS802 for SC.

There is a small board near/below QS801 and QS802, have a look for SC on the SMD transistors.

There is a kit to fix this for about £25

Mulja tv repair portal · « **Reply #3 on:** November 11, 2012,10:48:29 »

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