BenQ DLP PROJECTOR PE8700 - Manual (Page 68)

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Z069 Gamma offset -- Blue
Z070 DMD -- Brightness
Z071 DMD -- Contrast
Z072 DMD -- Color Wheel Delay
Z073 DMD -- Degamma table
Z080 Burn-in hours
Z099 On line help
The length of the command must be 11. The format, take an example, to read DMD
color wheel delay:
Z072RxxxxxZ, where
Byte 1: must be 'Z' or 'z'
Byte 2~4: function code
Byte 5: action, must be ‘r’ or ‘R’
Byte 6~10: Don’t care
Byte 11: must be 'Z' or 'z'
In contrast, if write DMD color wheel delay:
Z072W+0025Z, where
Byte 1: must be 'Z' or 'z'
Byte 2~4: function code
Byte 5: action, must be ‘w’ or ‘W’
Byte 6: sign byte, must be ‘-‘ or ‘+’
Byte 7~10: the value to be written
Byte 11: must be 'Z' or 'z'