The US Radar Invalid message on the MFD occurs when the MFD system time is off. Power on the avionics Acknowledge the messages on the MFD Scroll to the Aux Tab Select System Time - If your date and time are off, correct the time (manual) or take the aircraft outside away from all structures, and allow the GPS ra…
How to create CMAX Key Code and Download Jeppesen Charts through JDM **January 2022 - update** If the CMax key code has comma's (see below), this is invalid, use the AviUtility.exe attached to generate a valid CMax key code. Charts for the EX5000 MFD's require a CMAX Key Code. Below information applies only t…