Forerunner 405CX Owner’s Manual 5
Getting Started
Step 3: Congure Your
Forerunner
The rst time you use your
Forerunner, follow the on-screen
instructions to learn how to use
the bezel, set your user prole, and
congure the Forerunner.
If you are using an ANT+ heart
rate monitor, select Yes during the
conguration to allow the heart rate
Training
Description
Training
Frequency
Training Time Per Week
0 No exercise - -
1 Occasional, light
exercise
Once every two weeks Less than 15 minutes
2 15 to 30 minutes
3 Once a week Approximately 30 minutes
4 Regular exercise
and training
2 to 3 times per week Approximately 45 minutes
5 45 minutes to 1 hour
6 1 to 3 hours
7 3 to 5 times per week 3 to 7 hours
8 Daily training Almost daily 7 to 11 hours
9 Daily 11 to 15 hours
10 More than 15 hours
Activity Class Chart
Activity Class Chart provided by Firstbeat Technologies Ltd., portions of which are based on Jackson et
al. Prediction of functional aerobic capacity without exercise testing. Medicine and Science in Sports &
Exercise 22:863:870, 1990.