lg plasma horizontal lines across screen ?

[mzone]

got a lg plasma P50T01U tv set powers up but suffers horizontal lines going across the and large black bar towards top part of screen screen?

does it look like y-sus, buffers, or maybe panel? my first instinct was faulty buffer but not worked on this set before.

i have uploaded a video showing fault.

can anyone advize if im correct.

heres the link to problem

http://www.youtube.com/watch?v=aT8HWA7CswA