LifeTrak Core C210 - TIME SETUP; Select TIME; INSIDE SETTING MODE

seconds
minute
hour
year
month
day
month-day
format
12/24 hr
format
In Time,
hold
MODE
for 3
sec
Select
TIME
1
2
TIME
6(783
Edit/increase value
INSIDE
SETTING
MODE
Edit/decrease value
Press: go to next setting
Press & hold: exit setting mode
3