Ducati Monster 620 Owner's Manual page 85

Oil temperature
When the oil temperature goes below 50°, "LO" will be
displayed. "HI" will be displayed when the temperature
exceeds 170°.
Fuel light
"FUEL" will be displayed when the fuel warning light
E
comes on.
Maintenance indicator
After the first 1,000 Km/621 m and then every 10,000
Km/ 6210 m, "MAInt" will be displayed for 5 seconds
when turning the key to ON. It reminds you of the
routine maintenance servicing to be done.
Instrument panel lighting
Turn the key to ON and press (B) (fig. 3.2) within 5
seconds to change instrument panel lighting power.
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