Yamaha REFACE CS
Yamaha REFACE CS Portable Analog Modeling Synthesizer User Manual
Comprehensive guide for setup, operation, and maintenance of your REFACE CS synthesizer.
1. Introduction
The Yamaha REFACE CS is a portable analog modeling synthesizer designed to offer a wide range of sonic possibilities in a compact form factor. Featuring an 8-note polyphonic engine, it allows for the creation of complex chords and pads, or can be switched to monophonic mode for powerful bass lines and lead sounds. Its intuitive controls provide direct access to various synthesis parameters, making sound design accessible and engaging.
Key features include:
- Analog Physical Modeling Engine with multiple synthesis and oscillator types.
- 8-note polyphony for rich soundscapes or mono mode for powerful leads.
- Integrated phrase Looper for capturing musical ideas.
- High-quality mini keyboard (37-keys) for responsive performance.
- Built-in speaker system for on-the-go playing.

2. Setup
2.1. Powering On
The REFACE CS can be powered in two ways:
- AC Adapter: Connect the included AC adapter to the 12V DC IN port on the rear panel and plug it into a standard wall outlet.
- Batteries: For portable use, insert six AA batteries into the battery compartment on the underside of the unit. Ensure correct polarity.
2.2. Connecting Peripherals
The REFACE CS offers various connectivity options:
- Audio Output: Use the L/MONO and R OUTPUT jacks to connect to an amplifier, mixer, or audio interface.
- Headphones: Plug headphones into the PHONES jack for private monitoring.
- Auxiliary Input: Connect an external audio player to the AUX IN jack to play along with your favorite tracks.
- MIDI: Use the included MIDI breakout cable to connect to external MIDI devices for control or sequencing.
- USB: Connect the USB port to a computer for MIDI communication and integration with music software.
- Foot Controller: An optional foot controller can be connected to the FOOT CONTROLLER jack for expressive control.
3. Operating the Synthesizer
3.1. Controls Overview
The REFACE CS features a direct and intuitive control panel with sliders and knobs for immediate sound shaping. Familiarize yourself with the sections for Pitch Bend, Volume, Octave, Looper, LFO, Portamento, EG (Envelope Generator), Filter, and Effect.
3.2. Sound Engine and Synthesis
The core of the REFACE CS is its Analog Physical Modeling Engine. It offers five unique oscillator modules, each providing distinct sound characteristics:
- Oscillator Type: Select from various waveforms and synthesis methods.
- Texture: Adjust the complexity or character of the oscillator.
- Mod: Control the modulation depth for various parameters.
The Filter section (Cutoff, Resonance) allows you to sculpt the tonal qualities, while the Envelope Generator (Attack, Decay, Sustain, Release) controls the sound's amplitude over time. The LFO (Low Frequency Oscillator) adds movement and vibrato to your sounds.
3.3. Effects
The built-in effects section provides additional sonic enhancement. Experiment with different effect types and adjust their depth and rate to add flavor to your patches.
3.4. Phrase Looper
The integrated phrase looper allows you to record and layer musical phrases. Use it for practicing, composing, or live performance. Refer to the detailed instructions in the official user manual for specific looper operations.
3.5. Soundmondo Integration
The Yamaha REFACE CS can connect to Soundmondo, a free online community for sharing and discovering REFACE voices. You can capture your own sounds, upload them, and browse sounds created by other users. This expands the sonic possibilities of your synthesizer significantly.
Video 3.1: This video demonstrates the features of the Yamaha REFACE Synthesizer, including its portability, sound design capabilities, and integration with the Soundmondo app for sharing and discovering new sounds. It shows users creating and uploading sounds, and then downloading and playing sounds from the community.
4. Maintenance
4.1. Cleaning
To maintain the appearance and functionality of your REFACE CS, regularly wipe the surface with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and then dry thoroughly. Avoid using abrasive cleaners, solvents, or waxes, as these can damage the finish.
4.2. Storage
When not in use for extended periods, store the synthesizer in a cool, dry place away from direct sunlight and extreme temperatures. If using batteries, remove them to prevent leakage and potential damage to the unit.
5. Troubleshooting
If you encounter any issues with your Yamaha REFACE CS, please refer to the following common troubleshooting tips:
- No Sound: Check volume levels on the synthesizer, connected amplifier/mixer, and headphones. Ensure all cables are securely connected. Verify that the correct audio output is selected on external devices.
- Power Issues: If using the AC adapter, ensure it is properly connected and the power outlet is functional. If using batteries, check if they are correctly inserted and have sufficient charge.
- MIDI/USB Connectivity: Ensure the correct drivers are installed on your computer (if required) and that the synthesizer is recognized by your music software. Check MIDI channel settings.
- Unresponsive Controls: Try restarting the unit. If a specific control is not responding, ensure it is not stuck or obstructed.
For more detailed troubleshooting steps and solutions to specific problems, please consult the official User Manual PDF available online.
6. Specifications
| Feature | Specification |
|---|---|
| Model Name | REFACE CS |
| Brand | Yamaha |
| Number of Keys | 37 |
| Key Type | HQ mini keyboard |
| Polyphony | 8-note |
| Synthesis Type | Analog Physical Modeling |
| Connectivity | MIDI (via breakout cable), USB, Aux In, Output (L/MONO, R), Phones, Foot Controller |
| Power Supply | AC Adapter or 6 x AA batteries |
| Item Weight | 6 pounds (2.72 kg) |
| Product Dimensions | 29.52 x 9.4 x 3.9 inches (75 x 23.9 x 9.9 cm) |
| Color | White |
7. Warranty and Support
7.1. Product Warranty
Yamaha products are manufactured to high-quality standards and come with a limited warranty. For specific warranty terms and conditions applicable to your region, please refer to the warranty card included with your product or visit the official Yamaha website.
7.2. Customer Support
For technical assistance, service, or additional information, please contact Yamaha customer support through their official website or the contact details provided in your product documentation.
7.3. Official User Manual
A comprehensive user manual in PDF format is available for download. It contains detailed information on all features, advanced operations, and troubleshooting. You can access it here: Yamaha REFACE CS User Manual (PDF)
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