Philips sonicare 9900 Prestige Manual page 24

24
English
Adaptive
intensity
up to
3 seconds
↓
Step 3: Let go power button when you hear
1 beep
↓
SenseIQ
indicator
lights up for
3 seconds
Together with:
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.
Brush head
replacement
reminder
Up to
5 seconds
↓
1 beep and
then 2 beeps
↓
Brush head
replacement
reminder
indicator
lights up for
3 seconds
OR
Pressure Sensor
Feedback
Up to 7 seconds
↓
1 beep, 2 beeps and
then 3 beeps
↓
SenseIQ indicator
and light ring
lights up purple for
3 seconds