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17.2. Replacing the accelerometer’s battery.
Open
Unlock the circular cover of the accelerometer’s battery compartment by
turning it anti-clockwise. The point on the cover and the back of the arrow
on the accelerometer must be aligned.
Remove the battery cover. Wait for 30 seconds before inserting the new
battery that must be positioned with the + pole pointing upwards.
Close
Replace the cover by aligning the point on the cover with the back of the
arrow and screw clockwise. The point on the cover and the point of the
arrow must be aligned.
17.3. Replacing the heart rate monitor belt’s battery.
Close
Open
Except W 500 SD