Introduction
This manual provides detailed instructions for the Monoprice 88-key Digital Piano, Model 600044. Designed for both beginners and experienced players, this digital piano offers 88 semi-weighted keys, built-in speakers, and a sturdy wooden stand. Please read this manual thoroughly to ensure proper setup, operation, and to maximize your instrument's potential.
Safety Information
- Do not expose the instrument to rain, moisture, or extreme temperatures.
- Avoid placing the instrument near heat sources or in direct sunlight.
- Use only the specified power adapter.
- Do not open the instrument casing; refer all servicing to qualified personnel.
- Keep out of reach of small children to prevent choking hazards from small parts.
- Ensure proper ventilation around the instrument.
Package Contents
Verify that all items listed below are included in your package:
- Monoprice 88-Key Digital Piano
- Wooden Stand components
- Sustain Pedal
- Music Rest
- Power Adapter
- User Manual (this document)
Setup
1. Assembling the Wooden Stand
Carefully unpack all components of the wooden stand. Follow the included assembly diagram to connect the side panels and crossbar. Ensure all screws are tightened securely for stability.

Image: The Monoprice 88-key Digital Piano fully assembled on its wooden stand, with the music rest in place.
2. Placing the Digital Piano on the Stand
With the stand assembled, carefully lift the digital piano unit and place it onto the stand. Ensure it is seated firmly and securely. Some models may have securing brackets; if so, attach them as per the stand's instructions.
3. Connecting the Sustain Pedal
Locate the sustain pedal input port on the rear of the digital piano. Insert the sustain pedal's plug firmly into this port. The sustain pedal allows notes to continue sounding after the keys are released.

Image: Close-up of the sustain pedal with its cable and 1/4-inch jack connector.
4. Power Connection
Connect the power adapter to the DC IN port on the rear of the digital piano. Plug the other end of the adapter into a standard electrical outlet. Ensure the power switch on the piano is in the OFF position before connecting power.

Image: Rear view of the digital piano, highlighting the various input/output ports, including the power input.
Operating Instructions
1. Power On/Off and Volume Control
Locate the Power button and Master Volume knob on the control panel. Press the Power button to turn the piano ON. Adjust the Master Volume knob to set the desired output level for the built-in speakers or connected headphones.

Image: Detailed view of the control panel, showing the Power switch and Master Volume knob.
2. Selecting Voices and Timbres
The digital piano offers 6 different voices and 140 timbres. Use the dedicated buttons on the control panel (e.g., PIANO, ELECTRONIC PIANO, CHURCH ORGAN, GUITAR, BASS, STRINGS, PERCUSSION) to select a primary voice. Further timbre variations can be accessed through the GM TIMBRE button or other function buttons combined with keys.

Image: Detailed view of the control panel, highlighting the voice selection buttons and function controls.
3. Using the Metronome
Press the METRONOME button to activate the metronome. Use the TEMPO controls (usually '+' and '-' buttons or a dial) to adjust the tempo (30-300 BPM). Press the METRONOME button again to turn it off.
4. Demo Songs and Lessons
To play a demo song, press the DEMO button. Use the '+' and '-' buttons to cycle through available demo songs. Press DEMO again to stop playback. The LESSON function may offer guided practice; refer to the specific key combinations for this feature.
5. Headphone Output
For private practice, connect standard 3.5mm headphones to the headphone jack located on the piano. The built-in speakers will automatically mute when headphones are connected. Adjust headphone volume using the Master Volume knob.
6. Recording and Playback
To record your performance, press the RECORD button. Play your desired piece. Press RECORD again to stop recording. To play back your recorded performance, press the PLAY button.
7. Other Functions (Split, Transpose, Octave, Touch, Sustain, Vibrato)
- Split: Activates a split point on the keyboard, allowing two different voices to be played simultaneously on separate sections of the keyboard.
- Transpose: Shifts the pitch of the entire keyboard up or down in semitone steps without changing finger positions.
- Octave: Shifts the pitch of the keyboard up or down in octave steps.
- Touch: Adjusts the touch sensitivity of the keys (e.g., light, medium, heavy) to match your playing style.
- Sustain: Controls the sustain effect, often toggled on/off or adjusted for depth.
- Vibrato: Adds a slight pitch modulation effect to the sound.
Refer to the specific markings on the control panel and the keys for activating these functions, often requiring holding a FUNCTION button while pressing a specific key.
Maintenance
- Cleaning: Wipe the instrument with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and then dry thoroughly. Avoid abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the piano in a cool, dry place, away from direct sunlight and extreme temperature fluctuations.
- Key Care: Keep the keys clean. Avoid pressing keys with excessive force or striking them with hard objects.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound | Power off; Volume too low; Headphones connected; Faulty connection. | Ensure power is on. Increase Master Volume. Disconnect headphones. Check power adapter and pedal connections. |
| Keys not responding | Instrument frozen; Specific function active. | Turn the piano off and on again. Check if a specific mode (e.g., demo) is active. |
| Distorted sound | Volume too high; Faulty cable/headphones. | Reduce Master Volume. Try different headphones or cables. |
| Sustain pedal not working | Pedal not connected properly; Faulty pedal. | Ensure the pedal is fully inserted into the correct port. Test with another compatible pedal if available. |
Specifications
- Model Number: 600044
- Number of Keys: 88
- Key Type: Semi-weighted
- Built-in Speakers: Yes
- Voices: 6
- Timbres: 140
- Metronome: Built-in, Tempo range 30-300 BPM
- Headphone Jack: 3.5mm
- Connectivity: MIDI USB, Auxiliary
- Item Weight: 6.67 kg (14.7 lbs)
- Parcel Dimensions: 134.62 x 36.58 x 21.34 cm
- UPC: 889028173763
Warranty Information
Monoprice products are backed by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or visit the official Monoprice website. Keep your proof of purchase for warranty claims.
Customer Support
If you encounter any issues or have questions not covered in this manual, please contact Monoprice Customer Support. Contact information can typically be found on the Monoprice website or on your product packaging.





