Pilot with Entegra's that update via a CD from Jeppesen, will need to have the unit updated to allow updates via the USB port on the MFDs. 

Mechanics should take a picture of the Aux/Setup tab on the MFD and contact the correct techsupport for assistance:

EX5000 - contact [email protected] 

EX500 EX600 - contact Duncan Aviation 

 - US: 800-562-6377 or 800-228-1836

 - International: 402-475-2611 or 402-479-4217