OMEM710 Hardware Manual 2v11
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9.1 Tacho
The frequency of pulses for the tacho is set by the option Tacho Teeth. Adjust this number until the
tacho reads the correct engine speed. The correct setting for a 4cylinder tacho is 3.
9.2 Shift Light
If using a single shift light engine speed for all gears then the engine speed at which the light is
turned on is set by the option Shiftlight On RPM;
9.3 Gear dependent shift light speed
For this control a road speed sensor must be fitted and calibrated, and gear recognition must be
calibrated.