The CMax KeyCode generator is attached to this knowledge based article, for those pilots wanting to create their own code. See Note below.
How to create CMAX Key Code and Download Jeppesen Charts through JDM
Charts for the EX5000 MFD's require a CMAX Key Code. Below information applies only to MFD's
The links below will show you how to obtain a CMAX Key Code and how to use your JDM account services.
Jeppesen Services Download Data Base for JDM
https://www.youtube.com/watch?v=-MxjbQPSepU
To see how to get the Jeppview ID and set your CMAX Key Code, go to 2:30 on video link above.
To create a CMax Key Code with your MFD serial # and the Jeppview ID – follow the link below.
To find your MFD serial number, power up your MFD and scroll to the "AUX" tab.
https://www2.myavidyne.com/cmax_code.aspx
Alternatively, you may choose to use the AviKeyGenerator.exe attached to this Knowledge Based Article.
NOTE, the dashes (-) in the Jeppesen 16-digit serial number must be removed before generating the CMax.