1. Introduction
The Yamaha Arius YDP-165R is a digital home piano designed to provide an authentic playing experience. It features a full-size, 88-key weighted keyboard and replicates the rich tone of a grand piano. This instrument includes user-friendly features such as headphone compatibility and app integration, making it suitable for both beginners and experienced players.


2. Setup
2.1 Unboxing and Assembly
The Yamaha Arius YDP-165R is shipped in a heavy box with components separated for protection. It is recommended to open the box and carry individual pieces to the assembly location. Assembly typically involves attaching the side panels, crossbar, and pedals, followed by securing the main keyboard unit. A sturdy bench is included and requires minimal assembly.
2.2 Initial Power-Up
After assembly, connect the power adapter to the DC IN jack on the rear of the piano and plug it into a wall outlet. Press the power button located on the control panel to turn on the instrument. The power indicator light will illuminate.
3. Key Features
- 88-Weighted Keys: Provides a realistic piano feel with graded hammer action.
- Synthetic Ivory Keytops: Offers a tactile surface similar to acoustic piano keys.
- Grand Piano Sound: Features the authentic sound of a Yamaha grand piano.
- Multiple Voices: Access various instrument sounds beyond the standard piano.
- Sliding Key Cover: Protects the keyboard when not in use.
- Included Bench: A sturdy bench is provided for comfortable playing.
4. Operating Instructions
4.1 Adjusting Volume
Use the Master Volume knob on the control panel to adjust the overall sound level of the piano. Turn clockwise to increase volume and counter-clockwise to decrease.
4.2 Changing Voices
The piano offers various instrument voices. To change the voice, press the 'PIANO/VOICE' button and then use the corresponding keys on the keyboard to select a different instrument sound. The display will show the currently selected voice.
4.3 Using the Metronome
Press the 'METRONOME' button to activate the built-in metronome. Use the '+' and '-' buttons to adjust the tempo. Press 'METRONOME' again to turn it off.
4.4 Recording and Playback
The piano features a recording function. Press the 'REC' button to start recording your performance. Press 'PLAY' to listen to your recorded piece. Refer to the detailed manual for advanced recording options.
5. Connectivity
5.1 USB Connectivity
Connect the piano to a computer or smart device via the USB port to use it with various music applications for enhanced learning, recording, or control.
5.2 Headphone Jacks
The piano is equipped with dual headphone jacks, allowing two users to listen simultaneously for private practice or duet sessions.
6. Maintenance
To maintain the appearance and functionality of your piano, regularly wipe the surface with a soft, dry cloth. Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the finish. Keep the instrument away from direct sunlight, extreme temperatures, and high humidity.
7. Troubleshooting
- No Sound: Check if the power is on, volume is up, and headphones are not plugged in (unless intended). Ensure all cables are securely connected.
- Keys Not Responding: Verify the instrument is powered on and not in a demo mode.
- Distorted Sound: Lower the volume. Check for loose connections or interference from other electronic devices.
For more complex issues, please refer to the full user manual or contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Yamaha |
| Model Name | YDP-165R |
| Number of Keys | 88 |
| Key Type | Weighted, Synthetic Ivory |
| Connectivity Technology | USB |
| Item Weight | 114.8 pounds |
| Product Dimensions | 60 x 21 x 28 inches |
| Color | Rosewood (Dark Brown) |
| Skill Level | Beginner |
| Special Feature | Portable |
9. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your product or visit the official Yamaha website. Yamaha provides dedicated customer support to assist with any inquiries or service needs.
For additional assistance, you may contact Yamaha Customer Support directly.





