LCD PB with my MD 56i

Hi,
Since this afternoon, here is what is displayed on the LCD screen of my MD :

I think it's just the display mode of the screen has been change, how can I come back to the default display (by channel)
Thanks for help...
Since this afternoon, here is what is displayed on the LCD screen of my MD :

I think it's just the display mode of the screen has been change, how can I come back to the default display (by channel)
Thanks for help...