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22
1. Short stutte-
ring sounds/
flashing light
every
30 seconds
or after -
2 minutes.
2. Handle does
not operate
any timer.
1. «Professional timer» or «2-Min-
ute timer» activated.
2. Timer has been modified/deac-
tivated via app.
1. Set your timer to 2-Minute timer
(stuttering sounds/flashing light
after 2min); or set your timer to
Professional timer (stuttering
sounds/flashing light every 30
seconds). Follow steps under
«Timer setup».
2. Use app to change timer set-
tings or perform factory reset
(see App Trouble Shootings).
Handle does
not charge.
1. Battery is at a very low charger
level.
2. Ambient temperature for charg-
ing is out of valid range (
≤
0 °C
and
≥
60 °C).
1. Charging lights might not flash
immediately; it can take up to 30
minutes.
2. Recommended ambient tem-
perature for charging is 5°C to
35°C.
The rechargeable toothbrush contains a radio module which operates in the 2.4 to 2.48 GHz
band with a maximum power of 1mW.
Hereby, Braun GmbH declares that the radio equipment types 3765, 3754, 3764, 3762 and
3767 are in compliance with Directive 2014/53/EU. The full text of the EU declaration of con-
formity is available at the following internet address: www.oralb.com/ce.
91723734