This PF poster reported a success, by using the Debug Mode:-http://www.pentaxforums.com/forums/pentax-dslr-discussion/162237-pentax-kx-dfs-success.htmlAnd quoted:-"I was looking through the firmware 1.02 for the Pentax KX and noticed the keywords DISABLE_BULB_ALG. I gave it a try and it worked. I no longer have DFS using this command. I'm not sure how many things are contained in the
