User manual KORG PX4A

[. . . ] Using the unit in the following locations can result in a malfunction. Do not connect it to an AC outlet of voltage other than that for which your unit is intended. Keeping foreign matter out of your equipment Never set any container with liquid in it near this equipment. If liquid gets into the equipment, it could cause a breakdown, fire, or electrical shock. [. . . ] Once the power is turned off, the calibration will be reset to A = 440 Hz. If the pitch is more than a semitone higher than the note name, a sharp symbol will appear at the upper right of the note name. Tune each string of your guitar so that the indicator above the center mark is lit. In Play mode, hold down the EXIT button and press either the button or the ® button to assign the following functions. If you want to change the function of the Value dial so that it will adjust the master level, again, hold down the EXIT button once and press the button, or turn on the power. By activating the Key Lock function, you can disable all operations except for selecting programs. This is a convenient way to prevent accidental operation during a live performance. The / buttons will select programs, and the other buttons and Value dial will not function. To enter Rhythm & Bass mode, press the RHYTHM/AUX PITCH button once when in Play mode (except if Mute, Bypass, or Key-Lock is active), AUX Pitch mode, or Phrase Trainer mode. When you enter this mode, the Rhythm Pattern selection screen will appear, the selected rhythm will start, and the Rhythm & Bass mode icon will light. the indication of the value graph will change according to the pattern or tempo. Use /® to select parameters, and use the Value dial and the ENTER/REC button to set the value of each parameter. If you select "CHAIN" as the rhythm pattern, there will be more chain pattern settings. You can also set the tempo by pressing the TAP button twice at the desired rhythm. If you select "JAM" as the recording mode in Phrase Trainer mode, the rhythm will sound with the pattern and tempo that you specify here. The settings you select here are remembered even when the power is turned off. Here you can switch the bass on/off, and specify the key in which the bass will play. If you press the ENTER/REC button in this screen, the bass will play in time with the rhythm. Depending on the rhythm pattern that you have selected, some bass lines will include a chord When the bass note is on, you can use the Value dial to set the key in a range of C, C . A , B, allowing you to practice your guitar in a scale that matches that key. If "METRONM" ­ "METRO7"(metronome) is selected as the rhythm pattern, there will be no bass notes, and this screen will not appear. In Play mode (except during bypass/mute or key lock), Rhythm & Bass mode, or AUX Pitch mode, press the PHRASE TRAINER button to enter Phrase Trainer mode. [. . . ] If the PX4A does not operate as you expect, please check the following points first. Is the master level of the PX4A set to "0" or to a low level?Take note that if all effects are off, the chain display will disappear, and it will not be possible to distinguish Bypass or Mute from the LCD display. While holding down the RHYTHM/AUX PITCH button and the button, turn on the power. [. . . ]