Bosch eBike Active Line BDU310 - Operating Purion

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1.4 How to Operate Purion
Micro-USB port (for connecting
to DiagnosticTool)
Walking/start assistance "WALK"
operation, see p. 57
Function display/riding mode
Increase support "+"
Speed Unit
"On/Off"
Bike lights Service is due
Charge state of
the eBike battery
Decrease support "–"
1.4 Operating Purion: Operating
controls and displays/indicators
Operating logic
X Operation via buttons, key combinations and
duration of button pressing:
– Short-duration press of button: < 1 s
– Medium-duration press of button: 1 s – 2.5 s
– Long-duration press of button: > 2.5 s