Thanks for the help ... past 2 days tested and hammered my brain to get a solution.

Can you post a picture of your main movie sheet that contains the black block? see attached - see right hand corner
What mode of display output are you using? HDMI / 720p
Which player are you using with which firmware version?POHD2 Firmware_PV73700_v9.5.3.r7317
When you select another template does the block disappear of move to another position or appears exactly at the same spot? Yes - on the same spot

i read this
http://www.patriotmemory.com/forums/sho ... lay-button
I thought it may be a play button? but according to this guy the block moved - mine stays on on place..