The Heart Rate Measure function is not intended for use or
operation in or under water.
Battery
Battery replacement will be required from time to time, and
should occur when:
• The display fades in part or completely
• The Heart Rate function will not activate
To replace the battery of your Sportline Solo 920 Heart Rate
Watch, we recommend that this be done by a watch repair
service center. This will ensure that the water resistance will
be retained after battery replacement.
The watch uses standard lithium replacement batteries
as follows:
Large
(#3639) size: 2032
Medium (#3638) size: 2025
NOTE
• Non-rechargeable batteries are not to be recharged
• Rechargeable batteries must be removed before recharging
• Rechargeable batteries only to be recharged under adult
supervision
• Do not mix alkaline, standard (carbon-zinc), or rechargeable
nickel-cadmium) batteries
• Do not mix old and new batteries