Software Hack/Hack into Rc350 monitor interface

Sean said:

Hey, does anyone know any hacks for the Rc350 monitor/interface? I've seen dealerships put the names of their dealerships (ex. keys lexus then goes to the "attention page" where you select continue) on the startup page for the monitor when the car starts up so the system/software must be hackable. Thanks

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Yep, you can customize the start up screen to display any image you want, and take off the one the dealer put there. It's in the NAV manual section 02-3, page 71.

The Caution statements can't be taken off or they won't take them off as I've tried.

An image can be copied from a USB memory and used as the startup and
screen off Images.

When the engine switch is turned to ACCESSORY or IGNITION ON mode, the initial screen (startup image) will be displayed. (P. 36)

When “Screen Off” on the “Display” screen is selected, the screen is turned
off and the desired screen off image that is set is displayed. (To turn the screen off: (P. 47)

I've uploaded the images from the manual to help.