TGB Outback 425 Owner's Manual page 17

9. It displays "SPC-X.X RPM", the default value is 1.0; there are 4 options: 1.0, 2.0, 3.0
and 0.5. It means the numbers of engine rotation per signal.
For example the value 2.0 means the engine rotate 2 turns to output a signal.
10. Press RESET button to move in loop sequence from one to another value of the 4
values. Press MODE button to confirm the setting and go to wheel circumference
setting screen.
11. In "cXXXX" display, "c" means "Circumference", following 4 default digits; flashing
digit is digit to be set.
12. Press RESET button to increase flashing digit by one; press MODE button for 2
seconds to confirm digit setting and jump to main screen.
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