clour spot dmx wrong

color spot color wheel dmx out is wrong ...
ex:red is 18./. blue should be 37 green is 55.....
that is user Manuals dmx out value.
but when I use slot to select color...it is not right color..
so I turn on dmx out to check.
the blue is 36
green is 54
orange is 72...
please fix this bug.... thanks