PIONEER DEH P 5450

turn it off press the time display button located in top left corner then time will display,then pres and hold top right corner button until 12:00 flashes first the 12 will use your channel buttons on right side to scroll up the the time then when you get the correct time set press the clock display button again in top left corner of face plate!merry christmas!!!

download the user manuel here

http://www.google.com/url?sa=t&source=web&ct=res&cd=8&url=http%3A%2F%2Fwww.pioneer-latin.com%2Fdownloads%2Fcrd3544a.pdf&ei=8yFGSc_ZMJnNmQfu8qHJCA&usg=AFQjCNHK9ZKHmWcKd7wdynYUr9l6U4urNA&sig2=TrSHf4Y4wr1JuF2wgnEM6Q