Philips sonicare HX9992/42 Mode D'emploi page 18

18
English
If you see the battery indication blink white 3 times and hear 3
tones from low to high, then the feature has been activated.
If you see battery indication blink amber 3 times and hear 3
tones high to low, then the feature has been deactivated.
Charging and battery status
Charging on charger base
OR
1 Plug the USB cord of the charging base into the USB
wall adapter and plug the wall adapter into an
electrical outlet.
2 Place the charging stand (clear cover) on the charging
base.
3 Place the toothbrush handle on the charger.