Hi folks, After replacing the standard Bolero head unit with a Kenwood DNX525DAB unit, I've updated the start up screen with something more suitable for my Yeti.   There are a number of videos online demonstrating how to do it for other Kenwood models but nothing for the DNX525 so here goes:   1 – before you start, you’ll need your new image scaled to 800 x 480 pixels and saved in the 16 bit r5g6b5 .bmp format on a USB memory stick.   2 – turn the unit on as normal then whilst holding dow