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What causes INF7 on ATV630 series drives?

Drive is displaying INF7 (Internal Error 7) and will not run.

Product Line:
ATV600 and ATV900 series drives.

All models, All serial numbers.

Abnormal operation.

Internal Error 7 is caused by a communication interruption with CPLD component of the Control board.  Cycle power to reset this fault.  If the problem returns please contact Schneider Electric Technical Support for further assistance.   888-778-2733.  Select option 2 then option 4 from the menu.  
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