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11
Using the Countdown Timer Feature
The Countdown Timer tracks a fixed period of time by counting down
from a user-set time period.
• The Watch is set at a 1 minute default.
The countdown time can be set up to 99 hours, 59 minutes and
59 seconds.
Setting the Countdown Timer
To use the Countdown Timer, press the
MODE
button to select the
Timer mode.
1. When in Countdown Timer mode, press the
MODE
button down for
2-3 seconds until the ‘hour’ digit flashes.
2. To set ‘hour’, press the
ST/STP
button to increase and
RESET
button
to decrease the setting .
3. To move to ‘minutes’, press and release the
MODE
button.
4. To move to ‘seconds’, press and release the
MODE
button.
5. After ‘hours’, ‘minutes’, and ‘seconds’ are set, hold the
MODE
button
down for 2-3 seconds until the display stops flashing. The settings
are now saved.
Running the Countdown Timer
1. Once a countdown time has been set, press the
ST/STP
button once
to start the Timer.
2. The Timer will start counting from the countdown time down to ‘0’.
3. At 5 seconds before finish, the Watch will start to beep. This will
continue for 15 seconds.
4. To stop the beeping early, press any button (except the
LIGHT
button).
5. The Countdown Timer will then return to the original countdown
time.
• To reset the Countdown Timer to the original countdown time, press
the
RESET
button once when the Timer is stopped.
• To reset the Timer while the Timer is running, press the
ST/STP
button to stop the counting, then press the
RESET
button.
Using the Calorie Feature
1. While in the Time mode, press the
MODE
button 5 times until the
Calorie (CA) screen is displayed.
2. Press the
ST/STP
button to start (or stop) the Calorie timer.
3. Calories burned are calculated based on your current heart rate.
Therefore, it is best to update your heart rate as often as possible
(your calories burned will be displayed beneath the calorie timer
next to the CA).
4. When the Calorie Timer is stopped, press the
RESET
button to reset
the calorie timer and counter.
Note: The single best factor to measure calorie expenditure is your
heart rate.
SP3637IS03SPO.indd 11-12
9/19/11 11:55 AM
