If you are running software after 2007 updates I don't think it's an issue. I know last year they had to come out with a patch, but I don't recall it this year, but I could be wrong. My 8310 switched over just fine.
On My BlackBerry I Set The Alarm At 5:30am, It Did Go Off But Of Course It Was 4:30am (It Had Not Adjusted). When I Woke Up At 9:30am I Fixed My Wrist Watch And When I Went To Manually Change My BlackBerry It Was Fine.
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