USER INFORMATION (USER)
» User is the 4
th
sub-mode in SETTING mode.
» Press and hold SET to edit User values: Unit of Measure (lb/in or
kg/cm), Weight, Height, Gender, and Birth Date.
» Press + or – to increase and decrease the values. Press SET to confirm
and move to next value.
MAXIMUM HEART RATE (MHR)
» MHR is the 5
th
sub-mode in SETTING mode.
» Press and hold SET to edit MHR value.
» Press + or – to increase and decrease the value. Press SET to confirm.
Note:
SD1 will suggest your Maximum Heart Rate (MHR)
automatically based on your birth year and gender, but you can
override it and set your own value.
Press SET to return to TIME mode after changing settings.
15. BACKLIGHT
To switch on the backlight, press the
LIGHT
button. It will last for 5
seconds. If you press any button when the backlight is still ON, the
backlight will be extended for another 5 seconds.
Please note that the backlight consumes battery power, excess
backlight use may lead to a shortened battery life.
16. REPLACING THE BATTERY
We recommend that battery replacement be done by a watch repair
service center to ensure the water seals are not compromised.
IMPORTANT:
Improper battery replacement may cause water
damage and void the Limited Warranty. Please see Warranty details.
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7. TAKING YOUR HEART RATE
1) Place any finger or your palm
anywhere on the Smart Touch sensor.
2) Hold to activate Smart Touch sensor.
Make sure the back plate is in contact
with your wrist. Heart icon and
‘TESTING’ will flash.
3. Wait for EKG-accurate heart rate
readout (3 – 8 seconds). SD1 will beep
when the reading is ready. Your heart
rate and % of max heart rate will remain
displayed for 5 seconds after you
remove you finger from the sensor.
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