1. Introduction
The Kawai KDP75 Digital Home Piano is designed to provide an authentic piano playing experience in a compact and attractive form factor. Featuring Kawai's Responsive Hammer Compact keyboard action and Harmonic Imaging technology, it offers a realistic touch and rich, expressive sounds suitable for both beginners and experienced players. This manual provides essential information for the setup, operation, and maintenance of your KDP75 digital piano.

Figure 1: The Kawai KDP75 Digital Home Piano, showcasing its full design with the included bench and music stand.
2. Safety Information
Please read and understand all safety precautions before using your digital piano. Retain this manual for future reference.
- Power Supply: Use only the specified power adapter. Ensure the voltage matches the requirements of your region.
- Placement: Place the piano on a stable, level surface. Avoid locations exposed to direct sunlight, extreme temperatures, high humidity, or excessive dust.
- Ventilation: Do not block ventilation openings. Ensure adequate airflow around the instrument.
- Liquid and Foreign Objects: Do not allow liquids or foreign objects to enter the instrument. If this occurs, disconnect the power immediately and contact qualified service personnel.
- Cleaning: Clean the instrument with a soft, dry cloth. Do not use abrasive cleaners, waxes, or solvents.
- Moving the Instrument: The piano is heavy. When moving, ensure proper lifting techniques are used, ideally with two or more people, to prevent injury or damage.
3. Features
The Kawai KDP75 offers a range of features designed to enhance your playing and learning experience:
- 88-Key Responsive Hammer Compact Action: Provides a realistic acoustic piano touch.
- Harmonic Imaging Sound Engine: Delivers rich, detailed piano sounds through full 88-note stereo sampling.
- 192-Note Polyphony: Ensures complex musical passages can be played without notes dropping out.
- Built-in Alfred Piano Lessons: Integrated lesson songs to aid in learning and practice.
- Dual and Four Hands Modes: Allows for layering two sounds or splitting the keyboard for duet playing.
- Integrated Music Rest: A convenient drop-down music rest for holding sheet music.
- Three Pedals: Standard sustain, sostenuto, and soft pedals for expressive playing.
- Connectivity: MIDI USB and 3.5mm headphone jack for versatile use.
4. Setup
Careful assembly and proper connection are crucial for optimal performance and longevity of your digital piano.
4.1 Unpacking and Assembly
Due to the weight and size of the KDP75, it is recommended that two or more people handle the unpacking and assembly process. Ensure all components are present before beginning:
- Carefully remove the piano unit, stand components, pedal unit, power adapter, and user manual from the packaging.
- Assemble the stand according to the diagrams provided in the separate assembly guide (not included in this general manual). Ensure all screws are securely fastened.
- Attach the pedal unit to the assembled stand.
- Carefully place the main piano unit onto the assembled stand, aligning it with the mounting points. Secure the piano unit to the stand using the provided screws.
- Connect the pedal unit cable to the corresponding jack on the underside of the piano unit.

Figure 2: The Kawai KDP75 Digital Home Piano integrated into a home environment, illustrating its compact footprint.
4.2 Power Connection
- Connect the supplied power adapter to the DC IN jack on the rear of the piano.
- Plug the power adapter into a suitable AC outlet.
- Ensure the power cable is not pinched or placed under heavy objects.
4.3 Headphone Connection
- Connect standard stereo headphones (3.5mm jack) to the HEADPHONES jack located on the front of the piano.
- When headphones are connected, sound will no longer be output from the internal speakers.
4.4 MIDI USB Connection
- The KDP75 features a MIDI USB port for connection to a computer or other MIDI devices.
- Use a standard USB cable (Type B) to connect the piano to your computer for MIDI data transfer.
- No special drivers are typically required for basic MIDI functionality on most operating systems.
5. Operating Instructions
This section covers the basic operation of your Kawai KDP75 Digital Piano.
5.1 Power On/Off
- To turn on the piano, press the POWER button.
- To turn off the piano, press and hold the POWER button until the display (if applicable) or indicator lights turn off.
5.2 Volume Adjustment
- Adjust the overall volume using the VOLUME knob or buttons located on the control panel.
5.3 Sound Selection
The KDP75 offers a variety of instrument sounds. Refer to the full manual for a complete list and specific selection methods. Typically, sounds are selected using dedicated buttons or a combination of function keys and piano keys.
5.4 Using the Pedals

Figure 3: A detailed view of the three pedals on the Kawai KDP75, essential for expressive playing.
- Right Pedal (Sustain): Sustains the notes played.
- Middle Pedal (Sostenuto): Sustains only the notes held down at the moment the pedal is pressed.
- Left Pedal (Soft): Softens the sound of the notes played.
5.5 Lesson Function (Alfred Piano Lessons)
The KDP75 includes built-in Alfred Piano Lessons. To access these lessons, consult the detailed operating instructions in the comprehensive user manual. This feature allows you to practice specific songs and exercises.
5.6 Dual and Four Hands Modes
- Dual Mode: Layers two different sounds together (e.g., piano and strings) to be played simultaneously.
- Four Hands Mode: Divides the keyboard into two identical sections, allowing two players to perform together in the same octave range. Ideal for student-teacher lessons.
6. Maintenance
Proper care will ensure your Kawai KDP75 remains in excellent condition for years to come.
- Cleaning the Cabinet: Use a soft, dry cloth to wipe the surface. For stubborn dirt, dampen the cloth slightly with water and a mild, non-abrasive detergent, then wipe dry immediately.
- Cleaning the Keyboard: Wipe the keys with a soft, damp cloth. For white keys, wipe from back to front. Do not use chemical cleaners.
- Avoid Direct Sunlight and Heat: Prolonged exposure can cause discoloration or damage to internal components.
- Humidity Control: Avoid extreme changes in humidity, which can affect the instrument's performance and lifespan.
- Dust Cover: When not in use, cover the piano with a dust cover to protect it from dust and debris.
7. Troubleshooting
If you encounter any issues with your KDP75, please refer to the following common problems and solutions before contacting service.
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from speakers/headphones. | Volume too low; headphones connected; power issue. | Increase volume; disconnect headphones; check power connection. |
| Keys not responding or making unusual sounds. | Dust/debris under keys; internal malfunction. | Gently clean around keys; if issue persists, contact support. |
| Pedals not functioning correctly. | Pedal cable loose; internal issue. | Check pedal unit cable connection; contact support if necessary. |
| MIDI connection issues. | Incorrect cable; software settings. | Ensure correct USB cable; check computer/software MIDI settings. |
If the problem persists after trying these solutions, please contact Kawai customer support or an authorized service center.
8. Specifications
Detailed technical specifications for the Kawai KDP75 Digital Home Piano.
| Feature | Description |
|---|---|
| Model Name | KDP75B |
| Number of Keys | 88 |
| Keyboard Action | Responsive Hammer Compact Action |
| Sound Engine | Harmonic Imaging Technology (88-note stereo sampling) |
| Polyphony | 192 Notes |
| Pedals | Sustain, Sostenuto, Soft |
| Connectivity | MIDI USB, 3.5mm Headphone Jack |
| Power Source | USB (via power adapter) |
| Product Dimensions (D x W x H) | 62.5" x 25.5" x 14.5" |
| Item Weight | 36 Kilograms (79.2 pounds) |
| Color | Black (Embossed Black finish) |
| Country of Origin | Indonesia |
| First Available Date | June 15, 2021 |
9. Warranty and Support
Kawai stands behind the quality of its products. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Kawai website.
9.1 Customer Support
For technical assistance, troubleshooting beyond this manual, or service inquiries, please contact Kawai customer support. Contact information can typically be found on the official Kawai website or in the product packaging.
When contacting support, please have your product model (KDP75B) and serial number ready.