I had a message on one of my Replays stating that in order to update the software for the upcoming DST change to go here
http://kb.replaytv.com/index.php?_m=knowledgebase&_a=viewarticle&kbarticleid=43
http://kb.replaytv.com/index.php?_m=knowledgebase&_a=viewarticle&kbarticleid=43