Chuck Westfall dice:

"Hi, folks:

Watch for an EOS-1Ds Mark III firmware update later this week that should resolve compatibility issues with certain CF cards.

Best Regards,

Chuck Westfall
Director/Media & Customer Relationship
Camera Marketing Group/Canon U.S.A., Inc."

Fuente:
http://www.openphotographyforums.com...ead.php?t=4653