1. Introducció
This user manual provides essential information for the safe and effective use of your Donner DEP-20 Digital Piano and its accompanying adjustable keyboard bench. Please read these instructions thoroughly before operating the product and retain them for future reference.
2. Configuració
2.1 Desembalatge
Carefully remove all components from the packaging. Verify that all listed items are present and undamaged. Keep packaging materials for potential future transport or storage.
2.2 Digital Piano Placement
Place the digital piano on a stable, flat surface or a compatible keyboard stand. Ensure adequate ventilation around the unit.
2.3 Adjustable Bench Assembly
The adjustable keyboard bench features a collapsible X-style frame. To set up, unfold the frame until it locks into position. Adjust the height by locating the 4-position bolt lock at the bottom of the bench. Select the desired height and secure the bolt. The high-density sponge seat provides comfort during use.

Figure 2.3.1: Collapsible design of the adjustable keyboard bench for easy transport and storage.

Figure 2.3.2: Height adjustment mechanism of the keyboard bench.
2.4 Connexió d'alimentació
Connect the provided power adapter to the DC 12V input port on the rear of the digital piano. Plug the adapter into a standard electrical outlet.
2.5 Connexió del pedal
Connect the sustain pedal (and triangle pedal if included) to the designated pedal input jacks on the rear panel of the piano.
2.6 Headphone Connection
For private practice, connect 3.5mm headphones to the headphone jack(s) located on the front or side of the piano. The piano features two headphone jacks for simultaneous use.

Figure 2.6.1: Using headphones for silent practice.
3. Instruccions de funcionament
3.1 Encès/Apagat
Press the power button located on the control panel to turn the piano on or off. An indicator light will confirm the power status.
3.2 Característiques clau
The Donner DEP-20 features 88 full-sized hammer action keys with adjustable touch response, providing a realistic playing experience. The keys are designed to feel like a traditional acoustic piano.

Figure 3.2.1: Illustration of adjustable touch response velocity curves.
3.3 Selecting Tones and Voices
The piano offers 238 different tones, including various instruments like ukulele, drums, bass, violin, guitar, and saxophone. Use the tone selection buttons on the control panel to browse and select your desired instrument voice. The 128-note max polyphony ensures clear sound even with complex chords and sustained notes.

Figure 3.3.1: Diverse instrument tones available on the digital piano.
3.4 Dual-Tone Mode
Activate the dual-tone mode to layer two different instrument voices simultaneously, such as piano and drums, for enhanced musical expression.
3.5 Metronome and Rhythm
Utilize the built-in metronome for timing practice. The control panel also provides access to various rhythm patterns to accompany your playing.
3.6 Enregistrament i reproducció
The piano includes recording functionality, allowing you to capture your performances. Use the playback controls to listen to your recorded tracks.
Reproductor MP3 3.7
The integrated MP3 player allows you to play along with your favorite songs or backing tracks.

Figura 3.7.1: Mésview of the digital piano's extensive features.
4. Manteniment
4.1 Neteja
Wipe the surface of the piano and bench with a soft, dry cloth. Avoid using abrasive cleaners or solvents, as these may damage the finish. For keys, use a slightly damp drap i assecar immediatament.
4.2 Emmagatzematge
When not in use, store the digital piano in a dry, temperate environment away from direct sunlight or extreme temperature fluctuations. The keyboard bench can be folded for compact storage.
4.3 Afinació
As an electronic instrument, the Donner DEP-20 Digital Piano does not require traditional tuning. Its pitch remains stable, eliminating the need for periodic adjustments.
5. Solució De Problemes
5.1 Sense so
- Assegureu-vos que l'adaptador de corrent estigui connectat correctament i que el piano estigui encès.
- Check the master volume level.
- If headphones are connected, ensure they are fully plugged in and functioning correctly. Disconnect headphones to check speaker output.
5.2 Les tecles no responen
- Verify the piano is powered on.
- If specific keys are unresponsive, gently clean around the keys to remove any debris.
5.3 So distorsionat
- Check all audio connections for proper seating.
- Reduce the master volume to prevent clipping or distortion.
6. Especificacions
| Característica | Detall |
|---|---|
| Nom del model | 20 DEP |
| Nombre de claus | 88 |
| Tipus de clau | Full-Weighted Hammer Action with Adjustable Touch Response |
| Polifonia | 128-note Max |
| Tons | 238 Types (Ukulele, Drum, Bass, etc.) |
| Característiques especials | Portable, Dual-Tone Mode, Metronome, Recording, MP3 Player, Music App Compatibility |
| Tecnologia de connectivitat | Auxiliar |
| Tipus de connector | Jack de 3.5 mm |
| Font d'alimentació | Elèctric amb cable |
| Color | Negre |
| Bench Thickness | 2.4 Inches (High-density Sponge) |
| Bench Adjustability | 4-position bolt lock for height adjustment, Collapsible |
7. Garantia i Suport
For warranty information and customer support, please refer to the documentation included with your product or visit the official Donner weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.





