Originally Posted by ProperHill
Remember not to set the DATE from 9pm to 3am it'll mess up the watch.
Originally Posted by Rosenberg
What are you supposed to do if it dies in between those times?
Advance the time outside 9pm to 3am, then set the date. Then set the time. You can determine wheter the time is AM (midnight) or PM (noon) by manually advancing the time past 12:00. If the date rolls over to the next day, then the watch is in AM. If not, the watch is in PM.