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ENG-72
Wristwatch
Battery life: Approx. 1 year when used for 1 hour per day.
When the remaining battery capacity is low, *
lights up.
1.
Open the battery cover of the wristwatch
using a coin, etc.
Turn the inner cover to the open position using
2.
a coin, remove this, and insert a new lithium
battery (CR2430) with the (+) side up.
Do not turn the inner cover excessively. *
Otherwise, the tab may be damaged.
Turn the inner cover to the closed position.
3.
Check that the cut-out portion of the inner
cover faces the pin, and the 2 tabs are fixed.
4.
Press the AC button beside the inner cover
using a tool with a pointed tip.
Check that an o-ring is installed to the
5.
groove on the wristwatch, and firmly close
the battery cover.
After replacement, be sure to perform the
6.
restarting operation (page 14) to set the
current time and date.
Heart rate sensor
Battery life: Approx. 1 year when worn for 1 hour per day.
1.
Remove the battery cover on the back of the heart rate
sensor using a coin, or the equivalent.
Insert new lithium batteries (CR2032) with the (+) sign
2.
upward, and close the battery cover firmly.
The heart rate sensor consumes power when worn. Remove the *
heart rate sensor whenever measurement is not performed.
Speed sensor
Battery life: Approx. 1 year when used for 1 hour per day.
1.
Remove the battery cover on the speed sensor using a
coin, or the equivalent.
Insert new lithium batteries (CR2032) with the (+) sign
2.
upward, and close the battery cover firmly.
After replacing batteries, be sure to check that the posi-
3.
tions of the magnet and sensor are correct and they are
secured firmly.
CR2032
Close
Open
CR2032
Close
Open
Close
O-ring
AC button
Battery cover
Inner cover
Tab
Pin
Pin
Cut-out portion
CR2430
Open position
Closed position
Open