Setting up the first C chord in the exercise
1. Long press the power button to boot
2. Press the CHORD key to select the C chord
3. Long press the 7TH~9TH key for two seconds and the chord number prompts will flash
4. MAJ key to select the chord number as 1, then press and hold the 7TH key for two seconds to save
Set the second E chord in the exercise
1. Press the CHORD key to select the E chord
2. Press the MAJ key and 7TH key to switch between E chords and other fingerings
3. Long press the 7TH~9TH key for two seconds and the chord number prompts will flash
4. MAJ key to select the chord number as 2, then press and hold the 7TH key for two seconds to save

Chord storage: Long press the 7TH~9TH key for 2 seconds, the chord number will flash, single press MAJ/MIN to adjust and store the chord order, confirm the chord and press the 7TH~9TH key again to confirm the chord to be stored
Clear chords: Press and hold the 7TH~9TH and MAJ/MIN keys for 2 seconds at the same time, the regional chord and fingering display will not light up, the beat and chord number will flash, and all stored chords will be cleared (Note: Clearing chords can be in chord table mode)
Mode: Single press the power button to and play stored chords. The regional chord and fingering display starts to flash, press the power button again to pause
Single press 7TH~9TH beat +1, long press to up the beat
Single press MAJ/MIN beat -1, long press to up the beat
Simultaneously press 7TH~9TH and MAJ/MIN key to random beat cycle