Casio 3515 User Manual

3. Press (C).
This displays the breathing exercise reset
screen.
Exercise time
4. Hold down (A) for at least two seconds.
This displays the breathing exercise
duration setting screen.
5. Use (A) and (D) to change the duration
(minute) setting.
6. Press (C) to complete the setting
operation.
After the setting operation is complete, a
check mark appears for a few seconds,
and then the breathing exercise reset
screen re-appears.
Note
●
While the setting is being configured,
the watch will exit the setting operation
automatically after about two or three
minutes of non-operation.
Measuring a Breathing
Exercise
During your breathing exercise, the watch
measures the time you spend in the calm zone
(the time you spend breathing slowly so your
breathing rhythm and your heart are in sync
with each other).
Keep your arms still during breathing exercise
measurement.
1. Display the current time screen.
l
Watch Mode
2. Use (A) and (D) to select [BREATHING
EXERCISE].
3. Press (C).
This displays the breathing exercise reset
screen.
Exercise time
4. Sit or lie down.
Relax your arm and adjust your posture so
you can keep your hand still.
5. Press (C).
This displays the breathing exercise
preparation screen.
After the preparation is completed, the
watch starts breathing exercise
measurement.
Current calm zone
Calm zone Meaning
(No display) Good zone not reached.
[GOOD] Good
[VERY GOOD] Very Good
[OPTIMAL] Optimal
After the measurement operation is
complete, the watch displays the result.
●
Each press of (A) or (D) switches
between result screens.
Result 2Result 1
Measurement start date
and time
Elapsed time
Time in each calm
zone
Note
●
[ERROR] appears on the display if you
remove the watch from your wrist while
the preparation screen is displayed or
if a stable signal cannot be obtained.
Watch Operation Guide 3515
33

Casio 3515 Specifications

General

Brand	Casio
Model	3515
Category	Watch
Language	English