Korg B2 / B2SP Digital Piano: Master Command & Shortcode Reference
This reference guide covers all input combinations, shortcodes, and hidden functions for the Korg B2, B2SP, and B2N digital pianos. Korg prints the names of most advanced functions directly onto the chassis just above the keys. To execute a command, hold the modifier button(s) on the left panel and press the target key.
1. Core Modes & Power Commands
| Function |
Modifier Button(s) |
Target Piano Key |
Description |
| Partner Mode (Split) |
Hold METRONOME |
Press POWER |
Splits the keyboard into two identical pitch zones. (Must be done while the piano is powered off). |
| Play Demo Songs |
Press PIANO PLAY + SOUND |
None |
Starts the built-in demo song cycle. |
| Disable Auto Power-Off |
Hold PIANO PLAY + SOUND |
Press C8 (Highest Key) |
Prevents the piano from automatically shutting down after 30 minutes of inactivity. |
2. Touch Sensitivity (Key Weight Response)
| Function |
Modifier Button(s) |
Target Piano Key |
Description |
| Lighter Touch |
Hold PIANO PLAY + SOUND |
Press A7 (Label: Lighter) |
Requires less physical force to reach maximum volume. Good for synth lines or reducing hand fatigue. |
| Normal Touch |
Hold PIANO PLAY + SOUND |
Press A#7 / Bb7 (Label: Normal) |
Standard acoustic piano dynamic response (Default). |
| Heavier Touch |
Hold PIANO PLAY + SOUND |
Press B7 (Label: Heavier) |
Requires forceful striking for max volume. Ideal for extreme dynamic control in classical pieces (e.g., Chopin or Debussy). |
3. Instant Sound Selection
Bypass the sequential cycling by jumping straight to a specific patch. Use the first 12 white keys starting from the far left.
| Function |
Modifier Button(s) |
Target Piano Key |
| German Concert Piano |
Hold SOUND |
Press A0 (1st white key) |
| Classic Piano |
Hold SOUND |
Press B0 (2nd white key) |
| Italian Concert Piano |
Hold SOUND |
Press C1 (3rd white key) |
| Jazz Piano |
Hold SOUND |
Press D1 (4th white key) |
| Ballad Piano |
Hold SOUND |
Press E1 (5th white key) |
| Stage E.P. |
Hold SOUND |
Press F1 (6th white key) |
| 60's E.P. |
Hold SOUND |
Press G1 (7th white key) |
| Digital E.Piano |
Hold SOUND |
Press A1 (8th white key) |
| Harpsichord |
Hold SOUND |
Press B1 (9th white key) |
| Pipe Organ |
Hold SOUND |
Press C2 (10th white key) |
| Electric Organ |
Hold SOUND |
Press D2 (11th white key) |
| Strings |
Hold SOUND |
Press E2 (12th white key) |
4. Effects Control (Reverb & Chorus)
| Function |
Modifier Button(s) |
Target Piano Key |
Description |
| Reverb On |
Hold PIANO PLAY + SOUND |
Key labelled Reverb On |
Adds concert hall acoustic resonance. |
| Reverb Off |
Hold PIANO PLAY + SOUND |
Key labelled Reverb Off |
Removes hall resonance for a completely dry signal. |
| Chorus On / Off |
Hold PIANO PLAY + SOUND |
Keys labelled Chorus On / Off |
Toggles modulation. Highly recommended for Electric Piano patches. |
5. MIDI & Homelab Connectivity (USB)
| Function |
Modifier Button(s) |
Target Piano Key |
Description |
| Local Control Off |
Hold PIANO PLAY + SOUND |
Key labelled Local Off |
Mutes the internal Korg speakers so you only hear the virtual instrument from your homelab server or DAW (prevents a double-note echo). |
| Local Control On |
Hold PIANO PLAY + SOUND |
Key labelled Local On |
Restores sound to the internal Korg speakers. |
| PC Enable / Disable |
Hold PIANO PLAY + SOUND |
Keys labelled PC Enable/Disable |
Toggles whether the piano accepts Program Change (instrument patch) commands from external software. |
| CC Enable / Disable |
Hold PIANO PLAY + SOUND |
Keys labelled CC Enable/Disable |
Toggles whether sustain pedal data (Control Change) is sent/received. |
| MIDI Channel Down / Up |
Hold PIANO PLAY + SOUND |
Keys labelled Channel Down/Up |
Cycles through MIDI transmission channels 1-16 to avoid data conflicts. |
6. Transpose & Master Tuning
| Function |
Modifier Button(s) |
Target Piano Key |
Description |
| Reset Transpose (±0) |
Hold PIANO PLAY + SOUND |
Press C7 (Label: ±0) |
Returns the keyboard to standard concert pitch. |
| Transpose Down (-1 to -6) |
Hold PIANO PLAY + SOUND |
Press keys B6 down to F#6 |
Lowers the pitch in semitones (labels -1 through -6). |
| Transpose Up (+1 to +5) |
Hold PIANO PLAY + SOUND |
Press keys C#7 to F7 |
Raises the pitch in semitones (labels +1 through +5). |
| Pitch Higher / Lower |
Hold PIANO PLAY + SOUND |
Keys labelled Pitch Higher/Lower |
Fine-tunes the master frequency. Press both simultaneously to instantly reset to A4=440Hz. |
7. Advanced Metronome Settings
| Function |
Modifier Button(s) |
Target Piano Key |
Description |
| Set Tempo |
Hold METRONOME |
Keys labelled x100, x10, x1 |
Build your exact BPM. (e.g., for 125 BPM: press x100 once, x10 twice, x1 five times). |
| Time Signature (Beat) |
Hold METRONOME |
Key labelled Beat |
Cycle the accent placement (2/4, 3/4, 4/4, 6/4). |
| Metronome Volume |
Hold METRONOME |
Keys labelled Low or High |
Balances the click track against the volume of your playing. |