I noticed this morning that my do not disturb was not turned off at the time it was scheduled, i started having this problem (Jan 2,2013) I troubleshoot the phone and even turn it off but did not work.
iPhone 4S, iOS 6.0.1
Posted on Jan 2, 2013 11:28 AM
Q: my do not disturb wont turn off
See here:
http://support.apple.com/kb/TS4510
