Introduction
This manual provides essential instructions for the safe and effective use of your LKPower AC Adapter, model 170112057. This adapter is designed to power compatible Casiotone keyboards, specifically models CT-630, CT-636, and CT-655, or to charge their internal batteries if applicable. Please read this manual thoroughly before use and retain it for future reference.
Important Safety Instructions
- Ensure the adapter's voltage and current ratings match your device's requirements.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not attempt to disassemble or modify the adapter.
- Unplug the adapter from the power outlet when not in use for extended periods.
- Keep out of reach of children.
- If the adapter or cord is damaged, discontinue use immediately and replace it.
Setup Instructions
- Verify Compatibility: Confirm that your Casiotone keyboard model (CT-630, CT-636, or CT-655) is listed as compatible with this adapter.
- Connect to Device: Insert the barrel connector end of the AC adapter cable into the DC input jack of your Casiotone keyboard. Ensure a secure connection.
- Connect to Power Outlet: Plug the AC adapter's two-prong plug into a standard AC 100-240V 50/60Hz electrical wall outlet.
- Power On: Once connected, you can power on your Casiotone keyboard. The adapter will supply power to the device.

Image: The LKPower AC Adapter showing its main body, two-prong plug, and barrel connector. This illustrates the components involved in connecting the adapter.
Operating Instructions
The LKPower AC Adapter is designed for straightforward operation. Once properly connected, it provides continuous power to your compatible Casiotone keyboard.
- Power Supply: The adapter converts AC wall power to the DC power required by your keyboard, allowing it to operate without batteries.
- Battery Charging (if applicable): If your Casiotone keyboard model supports internal battery charging via its DC input, the adapter will also charge the battery while connected and the keyboard is off or in a charging state. Refer to your keyboard's manual for specific battery charging instructions.
- Travel Use: The adapter supports a worldwide AC input range (100-240V), making it suitable for international travel with appropriate plug adapters (not included).

Image: An LKPower AC adapter plugged into a power strip, demonstrating a typical usage scenario on a desk environment. This shows the adapter in an operational setting.
Care and Maintenance
- Cleaning: Disconnect the adapter from the power outlet and your device before cleaning. Use a soft, dry cloth to wipe the adapter. Do not use liquid cleaners or solvents.
- 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.
- Inspection: Periodically inspect the adapter and cable for any signs of damage, such as cuts, fraying, or bent prongs. If damage is observed, discontinue use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on. |
|
|
| Adapter feels warm during use. | Normal operation. | A slight warmth is normal. If it becomes excessively hot or emits smoke/smell, unplug immediately and discontinue use. |
| Intermittent power supply. | Loose connection or damaged cable. | Check all connections. Inspect the cable for damage. Replace if necessary. |
Product Specifications
- Brand: LKPower
- Model Number: 170112057
- Input: AC 100-240V, 50/60Hz (Worldwide AC Input)
- Wattage: 12 watts
- Connector Type: Barrel connector
- Compatible Devices: Casiotone CT-630, CT-636, CT-655 keyboards
- Special Feature: Travel-friendly design
- Over Voltage Protection: Included
- Over Heat Protection: Included

Image: A diagram illustrating the physical dimensions of the LKPower AC adapter, including its length, width, thickness, and the total cable length. This provides detailed physical specifications.

Image: Front and side views of the LKPower AC adapter, highlighting the input specifications printed on the unit. This confirms the electrical ratings and certifications.
Warranty and Support
For any questions, technical support, or warranty inquiries regarding your LKPower AC Adapter, please contact the manufacturer or your point of purchase. Please have your model number (170112057) available when contacting support.
While specific warranty details are not provided in this manual, LKPower products are generally designed for reliability and performance. Refer to the packaging or the seller's information for any applicable warranty terms.