How to picon LCD

Hi, i have a question about picon, i have dm 900 4k and openATV image with hd glass 17 skin, on info bar and channel list picons works fine but on display (lcd) it shows the same picone as on the channel list, I would like that on the display starts to appear transparency picon in the piconlcd file, I tried on usr / share / enigma2 and media / usb and the name of the file picon (100 × 60) and piconlcd (400 × 240), but it' s showing this picons 100 × 60 on display, thanks