Chapter 11
Maintenance
11-2 Replacing the battery
About the device's rechargeable battery
You cannot replace the built-in rechargeable battery yourself.
After prolonged use, the battery may not retain its charge for as long as it used
to. In this situation, please contac t your local dealer or our repair center.
About the HR sensor battery
Be careful not to injure yourself when replacing the battery (CR2032) (
The average service life for the battery when using the HR sensor for one hour
every day is three years.
127
P.
130).