1. Introduction
Welcome to the world of music with your new Casio Casiotone CT-S200 portable keyboard. Designed for beginners and experienced musicians alike, this instrument offers a wide range of tones, rhythms, and features to inspire your creativity. This manual will guide you through the setup, operation, and maintenance of your keyboard, ensuring you get the most out of your musical journey.
2. What's in the Box
Please check that all the following items are included in your package:
- Casio Casiotone CT-S200 Portable Keyboard
- AC Adapter
- Music Rest
- Instruction Manual (this document)
3. Product Overview

Figure 3.1: Front view of the Casio Casiotone CT-S200 portable keyboard.
The Casio Casiotone CT-S200 is a compact and lightweight 61-key portable keyboard. It features an intuitive control panel, built-in speakers, and a convenient carrying handle for easy transport.

Figure 3.2: Detailed view of the control panel, showing the LCD display, volume buttons, and rotary dial for selecting tones and rhythms.
The keyboard's design emphasizes portability and ease of use, making it suitable for practicing at home, taking to lessons, or playing on the go.

Figure 3.3: The integrated carrying handle allows for easy portability of the keyboard.
Connectivity options include a USB-MIDI port for connecting to computers and smart devices, and an audio input for playing along with external music sources.
Video 3.1: An official overview of the Casio Casiotone CT-S200, highlighting its key features and portability.
4. Setup
4.1 Powering the Unit
Your CT-S200 can be powered in two ways:
- AC Adapter: Connect the included AC adapter to the DC 9.5V port on the rear of the keyboard and plug it into a standard wall outlet.
- Batteries: For portable use, insert six AA-size alkaline batteries (not included) into the battery compartment on the bottom of the keyboard. Ensure correct polarity.
4.2 Attaching the Music Rest
Align the tabs on the bottom of the music rest with the slots located on the top panel of the keyboard, just above the control section. Gently push down until it clicks securely into place.
4.3 Connecting to External Devices
- USB-MIDI: Use a USB cable (Type B to Type A, not included) to connect the keyboard's USB port to your computer (Mac/PC) or smart device (iOS/Android). This enables MIDI data transfer for music production software or learning apps like CASIO MUSIC SPACE. No special drivers are required.
- Audio Input: Connect an external audio player (e.g., smartphone, tablet) to the 1/8" Audio In jack using a stereo mini-plug cable (not included) to play along with your favorite songs through the keyboard's speakers.
- Headphones: For private practice, plug standard stereo headphones into the 1/8" Phones/Output jack. The built-in speakers will automatically mute when headphones are connected.
5. Operating Instructions
5.1 Power On/Off and Volume
- Power: Press the [POWER] button to turn the keyboard on or off.
- Volume: Use the [VOLUME +] and [VOLUME -] buttons to adjust the overall output volume.
5.2 Selecting Tones and Rhythms
Your CT-S200 features 400 built-in tones and 77 rhythms.
- Tones: Rotate the large rotary dial to browse and select different instrument tones (e.g., piano, organ, strings). The selected tone will be displayed on the LCD screen.
- Rhythms: Press the [RHYTHM] button and then use the rotary dial to select from 77 accompaniment rhythms. Press the [START/STOP] button to begin or end the rhythm playback.
5.3 Dance Music Mode
Dance Music Mode allows you to easily create and remix EDM tracks. Press the [DANCE MUSIC] button to activate this mode. The keys will then trigger drum loops, basslines, synth parts, effects, and transitions. Experiment with different combinations to create unique beats.
5.4 My Setup Function
The “My Setup” function allows you to save and instantly recall your favorite tone, rhythm, and other settings. Refer to the detailed instructions in the full user manual for saving and recalling custom setups.
5.5 Built-in Lessons and App Connectivity
- Lesson Support: The keyboard includes 60 built-in songs with right/left-hand lesson support to help you learn.
- CASIO MUSIC SPACE App: Enhance your learning and playing experience by connecting your keyboard to the free CASIO MUSIC SPACE app via USB. The app provides learning tools, music notation, and performance features.
6. Maintenance
To ensure the longevity and optimal performance of your Casio Casiotone CT-S200, follow these maintenance guidelines:
- Cleaning: Wipe the keyboard's surface with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and then dry thoroughly. Avoid abrasive cleaners, solvents, or waxes.
- Storage: Store the keyboard in a cool, dry place away from direct sunlight, extreme temperatures, and high humidity. If storing for an extended period, remove the batteries to prevent leakage.
- Handling: Always use the integrated carrying handle when transporting the keyboard. Avoid dropping or subjecting the instrument to strong impacts.
7. Troubleshooting
If you encounter any issues with your Casio Casiotone CT-S200, please refer to the following common troubleshooting tips:
- No Sound: Check if the volume is turned up. Ensure headphones are not plugged in if you intend to use the speakers. Verify the AC adapter is securely connected or that batteries are correctly inserted and not depleted.
- Keyboard Not Responding: Try turning the power off and on again. If using batteries, replace them with fresh ones.
- Connectivity Issues: For USB-MIDI, ensure the cable is properly connected and that your computer or smart device recognizes the keyboard. Try a different USB port or cable. For app connectivity, ensure the app is up-to-date and compatible with your device's operating system.
If the problem persists, please contact Casio customer support for further assistance.
8. Specifications

Figure 8.1: Approximate dimensions of the Casio Casiotone CT-S200.
| Feature | Description |
|---|---|
| Model Name | Casiotone CT-S200BK |
| Number of Keys | 61 |
| Dimensions (L x W x H) | 40"D x 10"W x 17"H |
| Item Weight | 7.3 Pounds |
| Tones | 400 |
| Rhythms | 77 |
| Connectivity | USB-MIDI, 1/8" Audio In, 1/8" Phones/Output |
| Power Source | AC Adapter (included) or 6 AA Batteries |
| Special Feature | Portable, Built-in Carry Handle, Dance Music Mode |
9. Warranty and Support
Casio stands by the quality of its products, backed by over 45 years of innovation in musical instruments. For specific warranty information, please refer to the warranty card included with your product or visit the official Casio website. For product support, frequently asked questions, and additional resources, please visit the Casio Store on Amazon or the official Casio support page.





