EN
8
•
Press
ST/SP
to start the stopwatch.
• Press
ST/SP
to stop the stopwatch.
• Press and hold
SET
to reset.
NOTE
Unless you stop the stopwatch, “
” will blink in all
modes to remind you that the stopwatch is still timing.
USER DATA
To access the full benefits of this product, set up your
user data before you exercise. This will automatically
enable the watch to calculate the level of calories
burned when exercising. This information helps you
track your progress over time.
To set user data:
1. Press
/
KCAL
to navigate to
HR
measurement
mode.
2. Press and hold to
MODE
to enter
USER DATA
mode.
3. Press
MODE
to scroll through the setting options.
The setting sequence is as follows: set Lower
limit; set Upper limit; set Age; set Weight unit; set
Weight.
4. Press
SET
to increase values.
5. Press
MODE
to confirm.
NOTE
You must enter your user data to enable the calorie
count function.
To view the amount of calories burnt:
• Press
/
KCAL
to navigate to HR mode.
• Press
/
KCAL
to view calories burnt.
NOTE
The calorie display will only appear for approximately
3 seconds.
ADDITIONAL INFORMATION
BATTERY
The SE128 uses a CR2032 lithium battery for the
transmitter and a CR2032 for the receiver. Both are
included with the unit. When the receiver battery is
running low, the low battery indicator
will light up
on the watch display.
If the heart rate readings become erratic or stop, your
transmitter battery may need replacing.
To change the battery:
1. Open the transmitter battery lid with a coin by turning
it counterclockwise.
2. Insert a new CR2032, 3V lithium battery.
3. Replace the battery compartment door.
NOTE
Take care not to touch the two contacts otherwise
the battery can discharge. If you are unsure about the
SE128 EN R5.indd 8
2007.7.6 10:27:40 AM
