# KeyView Format Codes

This section lists the KeyView format classes and codes used with Connector Framework Server.

KeyView Classes lists KeyView file classes. The numbers are reported in the `DocumentClass` field in documents processed by CFS. Consult the table to determine the file class that was imported.

Detected Formats lists all KeyView formats. The numbers are reported in the `DocumentType` field in documents processed by Connector Framework Server. Consult the table to determine the file type that was imported.

You can use any of the format numbers from Detected Formats in conjunction with the `ImportFamilyRootExcludeFmtCSV` parameter. For more information about this parameter, refer to the Connector Framework Server Reference.

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