Casio WK3100 User's Guide

To perform a factory reset on the Casio WK3100, turn off the keyboard. Hold down the 'GM Tone' button and turn the power back on. Continue holding the button until the display shows "Initialize All." This will restore factory settings.
First, ensure that the volume is turned up and that headphones are not plugged in. Check if the keyboard is set to a split or layer mode, which may affect sound output. If the issue persists, a factory reset might help. If not, the keyboard may require professional servicing.
Press the 'Song Memory' button and select a memory location using the number keys. Press 'Rec' to start recording and 'Stop' when finished. You can play the recorded song by selecting the memory location and pressing 'Play'.
Yes, the Casio WK3100 can be connected to a computer using a MIDI interface. Connect the MIDI OUT port on the keyboard to the MIDI IN port on the interface, and connect the interface to your computer's USB port. Install any necessary drivers for the MIDI interface on your computer.
To change the tempo of a rhythm, press the 'Tempo' button. Use the '+' and '-' buttons to adjust the tempo to your desired speed. The display will show the current tempo setting.
The Casio WK3100 requires a 12V DC power supply with a negative center pin. It is important to use the correct power adapter to avoid damaging the keyboard.
Check if the volume is set to a low level or muted. Ensure headphones are not plugged in, as this will mute the speakers. Verify the 'Local Control' setting is ON in the MIDI settings menu. If the issue continues, it may require technical service.
Select a rhythm pattern and set the desired tempo. Use the 'Auto Accompaniment' feature by pressing the 'ACCOMP' button. Play chords in the left-hand section of the keyboard to generate accompaniment while singing.
To layer tones, select the main tone first. Then, press the 'Layer' button and select the second tone using the tone number keys. Both tones will now play simultaneously when you press the keys.
To save your settings, press the 'Function' button and navigate to 'Registration Memory'. Select a memory slot using the number keys and press 'Store' to save your current settings.