The EX500 MFD's are now supported by Duncan Aviation.  Their contact information is posted below:

            Duncan Technical Support

            Normal Business Hours Ph: 800-562-6377 (Int’l 402-475-2611/
             Avionics Repair)

            Monday – Friday 7am – 5pm CST
            Operator directs calls
            Customer Account Rep (Open work orders, check work status)
            Tech Rep (Troubleshooting, Tech Data)

            After Hours Phone: 800-562-6377 (Int’l 402-475-2611/Avionics

            24/7, Weekends and Holidays
            Open work orders, check work status, contact technical help
            Updated: 12 Aug 2016 09:34 AM
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