1. Product Overview
This document provides essential information for the safe and effective use of your SupplySource AC Adapter Charger. This adapter is specifically designed as a high-quality replacement power supply for various Casio keyboard models, ensuring reliable power delivery for your musical instrument.

Figure 1: SupplySource AC Adapter Charger. This image displays the compact black AC adapter charger alongside its neatly coiled power cable, secured with a hook-and-loop strap.
2. Safety Information
Your SupplySource AC Adapter Charger is manufactured with high-quality materials and incorporates multiple smart features to ensure safety. Please observe the following precautions:
- Voltage and Tip Size: Before connecting, always verify that the DC output voltage and tip size of the adapter are compatible with your device. Incompatible connections can cause damage.
- Ventilation and Humidity: For prolonged use, ensure the adapter is placed in a well-ventilated area with suitable humidity. Avoid placing it on skin products or in enclosed spaces that can trap heat.
- Protection Features: The charger includes built-in safeguards against incorrect voltage (IV), short circuits (SC), and internal overheating (IO). It is certified with CE and FCC standards for safety.
- Non-OEM Product: This is a brand new, high-quality replacement adapter (non-OEM). Ensure it meets your device's requirements.

Figure 2: Built-in Safety Electronics. This graphic highlights the built-in safety electronics of the adapter, including protections against overcharge, overvoltage, short-circuit, overcurrent, and overtemperature, along with a 24-month warranty.
3. Compatibility
This AC adapter charger is a direct replacement for the power supply of the following Casio keyboard models:
- Casio CDP-230R
- Casio CDP230R
- Casio CDP-230RBK
- Casio CDP-230RSR
Always confirm your device's model number and power requirements before use.
4. Setup
- Verify Compatibility: Ensure the adapter's DC output and tip size match the requirements of your Casio keyboard model (CDP-230R, CDP230R, CDP-230RBK, CDP-230RSR).
- Connect to Device: Insert the barrel connector of the adapter firmly into the power input port of your Casio keyboard.
- Connect to Power Outlet: Plug the 2-pin main power connector of the adapter into a standard 100-240V AC wall outlet.
- Power On: Once connected, your keyboard should receive power.

Figure 3: Adapter Dimensions. This image provides a visual reference for the adapter's size, shown held in a hand, and indicates the cable length of 4 feet.
5. Operating Instructions
The SupplySource AC Adapter Charger operates as a simple plug-and-play device. Once properly connected to your Casio keyboard and a power outlet, it will provide the necessary power for your instrument to function. No additional configuration is required.
6. Maintenance
To ensure the longevity and optimal performance of your AC adapter, follow these maintenance guidelines:
- Cleaning: Disconnect the adapter from the power outlet and your device before cleaning. Wipe the exterior with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Ventilation: Always ensure adequate ventilation around the adapter during operation to prevent overheating. Do not cover it or place it in confined spaces.
- Storage: When not in use, store the adapter in a cool, dry place, away from direct sunlight and extreme temperatures. Avoid tightly coiling the cable to prevent damage.
- Handling: Avoid dropping the adapter or subjecting it to strong impacts. Do not pull on the cable to disconnect it from the outlet or device; always grasp the plug itself.
7. Troubleshooting
If you encounter issues with your SupplySource AC Adapter Charger, consider the following troubleshooting steps:
- No Power to Device:
- Ensure the adapter is securely plugged into both the keyboard and the wall outlet.
- Check if the wall outlet is functional by plugging in another device.
- Verify that the adapter's specifications (voltage, amperage, tip size) are correct for your Casio keyboard model.
- Adapter Overheating:
- Ensure the adapter has sufficient ventilation and is not covered.
- Disconnect the adapter and allow it to cool down. If overheating persists, discontinue use.
- Loose Connection:
- Check the barrel connector for any debris or damage that might prevent a secure fit.
If these steps do not resolve the issue, please contact customer support for further assistance.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | SupplySource |
| Input Voltage Range | 100-240V AC |
| Input Frequency | 50-60Hz |
| Connector Type | Barrel Connector |
| Main Power Connector Type | 2 Pin |
| Color | Black |
| Material | Plastic, Metal |
| Product Dimensions | 4 x 3 x 2 inches |
| Item Weight | 3 ounces |
| Mounting Type | Wall Mount |
| Power Source | Corded Electric |
| Certifications | CE, FCC |
| Country of Origin | China |
9. Warranty and Support
Your SupplySource AC Adapter Charger comes with a 24-month warranty, covering manufacturing defects and ensuring peace of mind.
For any questions, concerns, or assistance with your product, please do not hesitate to contact SupplySource customer support. We are committed to providing prompt and helpful service.
Thank you for choosing SupplySource.