Casio PX-150

Also see for AP-450: User guide

Contents

Send Mainly sent in the following cases.• When the keyboard channel is changed• When a recorder function is used• When another mode is entered from the rhythm mode(PX-350M, AP-650M)• When the Duet mode is entered or exited• When the Duet octave shift changed• When the DEMO mode is entered or exited• When USB memory is mountedReceive Receipt initializes each performance controller.9.3 All Notes Off (7BH)FormatMessage Format: BnH 7BH 00Hn: MIDI Channel NumberSend Mainly sent in the following cases.• When the keyboard channel is changed• When a recorder function is used• When another mode is entered from the rhythm mode(PX-350M, AP-650M)• When octave shift changed• When the DEMO mode is entered or exitedReceive Receipt of this message releases the currently sounding voice (same as releasing the keyboardkey).9.4 Omni Off (7CH)FormatMessage Format: BnH 7CH 00Hn: MIDI Channel NumberSend This message is never sent.Receive Receipt of this message releases the currently sounding voice (same as releasing the keyboardkey).21