Battery is not charging.
Device removed from the cradle too soon.
Replace the device in the cradle. The battery charges from fully depleted to 90% in less than 2 hours and from fully depleted to 100% in approximately three hours.
Battery is faulty.
Verify that other batteries charge properly. If so, replace the faulty battery.
Device is not inserted correctly in the cradle.
Remove the device and reinsert it correctly. Verify charging is active. Touch
Batteryto view battery status.
Ambient temperature of the cradle is too warm.
Move the cradle to an area where the ambient temperature is between 5°C (+41°F) and +40°C (+104°F).