VDO M4WL Operator's Manual page 24

M4 WL
Settings – wheel circumference/wheel size
Manual setting by entering the roll circumference mm-Setting Inch-Setting
in milimetres/inch
For mm: the first two digits (in the example "21") flash.
Press the BIKE or ALTI button to set these digits to the
desired value.
For Inch: The Inch value is flashing. Press the BIKE or
the ALTI button to set the digits to the desired value
Press the SET button to confirm your setting.
For mm: The third digit now flashes and is ready to be set.
Press the BIKE or ALTI button to set this digit.
Press the SET button to confirm your setting.
For mm: The final digit on the right now flashes.
Press the BIKE or ALTI button to set this digit.
Press the SET button to confirm your setting.
Your wheel circumference setting is now complete.
The response "Set OK" appears on the display.
If you want to configure further settings,
press the BIKE or ALTI button to access these.
If you do not want to configure any further settings,
press and hold the SET or BIKE button.
The settings menu closes.
The VDO M4 WL returns to function mode.
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