Send Sent when layer balance is adjusted.Receive Receipt changes the volume of the corresponding part.8.6 Pan (0AH)FormatMessage Format: BnH 0AH vvHn: MIDI Channel Numbervv: Value (Note1)Note1 : For information about the relationship between setting values and send/receive values, see 25.6 Pan SettingValue Table in VII Setting Values and Send/Receive Values .Send Sent in the following cases.• When Music Library play is stoppedReceive Receipt changes the pan setting of the corresponding part.8.7 Expression (0BH)FormatMessage Format: BnH 0BH vvHn: MIDI Channel Numbervv: ValueSend This message is not sent by this Instrument.Receive Receipt changes the Expression value.8.8 General Use Controllers 1 through 8 (10H through 13H, 50H through53H)These messages are used to control DSP operationFormatMessage Format: BnH 10H vvH DSP Parameter7[0]BnH 11H vvH DSP Parameter7[1]BnH 12H vvH DSP Parameter7[2]BnH 13H vvH DSP Parameter7[3]BnH 50H vvH DSP Parameter7[4]BnH 51H vvH DSP Parameter7[5]BnH 52H vvH DSP Parameter7[6]BnH 53H vvH DSP Parameter7[7]n: MIDI Channel Numbervv: Value12