Notice to customers using Sigma's NA- i TTL type flashguns
2006.2.17

The Sigma Corporation is pleased to announce firmware updates that bring refined performance to the EF-500 DG SUPER NA-iTTL and EF-500 DG ST NA-iTTL flashguns. This free firmware update service will be given to customers from February 20, 2006 onwards.
This firmware update service will ensure compatibility of the above-mentioned flashguns with the i-TTL system of the D2X, D2H, D2Hs and D200 digital SLR cameras.

This update service is only possible if the above flashguns’ back panel shows NA-iTTL marking. (This update service is not available if only “NA” is marked on the back of the flashgun).

Concerning the EM-140 DG NA-iTTL, we will post further information regarding service procedure and time-scales in due course.

Sigma Corporation 2006/02/17

Firmware Update will be given for
EF-500 DG SUPER NA-iTTL
EF-500 DG ST NA-iTTL
The firmware update of above flashguns includes the following refinement
・i-TTL is available for D2X, D2H, D2Hs, D200 cameras.
・Wireless flash can be used with D2X, D2H, D2Hs, D200, F6 cameras (EF-500 DG SUPER only).
・FV Lock can be used with D2X, D2H, D2Hs, D200, F6.
For further information, please contact to nearest authorized Sigma Service Station.
http://www.sigma-photo.co.jp/english/network/index.htm
We will post further information regarding service procedure and time-scales in due course.
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