Thanks to DearHoney
Turtorial for Nuked SC-55 :
https://www.dearhoney.idv.tw/3655/nuk...

To change the BAR Display :
check https://cdn.roland.com/assets/media/p...
Page 28.
In Nuked SC-55 emu, press keyboard W, R+T, E E E E E
It will show "Display : Type 1" in the first line. Then you can use Y and U to change the display type. Press R+T to return.