AiM MyChron3 XG Log - Manual (Page 64)

Channels configuration
Your MyChron 3 Plus/Gold/Gold XG is equipped with 14 fully configurable
coloured led; the 4 ones placed on the left and right of the display unit represent
the 4 analog inputs (temperatures and pressures) maximum alarms, while the
other 10 led in the upper part of the display are called Shift light.
By clicking on the Configuration icon it will appear the following screenshot:
• Wheel circumference: this function allows the user to set wheel
circumference (in mm or in inches); this value is fundamental to correlate
the wheel revolution speed and the vehicle speed.
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