Mark Maddox MMVH61 Instructions page 9

DATE SETTING
1 2 3
N 1 N 1 N
1. Pull out the crown to the first click. 2. Turn the crown counter clockwise to 3. Push the crown back to the normal
set the date. position.
Do not set the date between 10:00PM and 2:00AM, otherwise
the date may not change properly. If it is necessary to set the
date during that time period, firstly change the time to any
time outside it and set the date, and then reset the correct time.