•This message takes more time to process than other messages; when you program GM Mode On in the sequencer, leave at least a 100 msec pause before the next message.
•GM Mode Off ([F0][7E][7F][09] [02][F7]) — used to turn off the MD- 1600’s GM mode.
•Reverb Change ([F0][44][0E][09][yy] [F7]) — switches the keyboard’s reverb function. yy determines the type of reverberation effect.
yy Value | Reverb |
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00 | Room |
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01 | Stage |
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02 | Hall |
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0F | Off |
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Note: The contents of the System Ex- clusive message affect the entire key- board. Other messages affect only the current MIDI channel.
CHANGING MIDI
SETTINGS
The
44
Follow these steps to change MIDI pa- rameters.
1.Repeatedly press TRANSPOSE/ TUNE/MIDI until oFF GM Mode appears.
2.Within 5 seconds, repeatedly press
or 
to select the parameter you want to change.
GM Mode on/off (Default: Off): set to on when you want to have the key- board receive GM data from another MIDI device. Turning GM mode on automatically turns CHORD off, since GM mode and MIDI In Chord Judge cannot be used at the same time.
Set to oFF to turn GM mode off. The tone, volume and other param- eter settings of each channel are ini- tialized. When playing received MIDI data, bass tones are lowered one octave and the piccolo tone is raised one octave.
Keybd Ch (Keyboard Basic Chan- nel) (Default: 01): sets the channel for sending MIDI data to an external device.
Chord (MIDI In Chord Judge) (Default: Off): when set to on, the keyboard determines basic channel note data as auto accompaniment chords per the current chord finger- ing method. Turning GM mode on automatically turns Chord off, since GM mode and MIDI In Chord Judge cannot be used at the same time.