Joy KL-91M Kit
Joy 61-Key Lighting Music Keyboard
Model: KL-91M Kit
Introduction
Thank you for purchasing the Joy 61-Key Lighting Music Keyboard. This comprehensive kit provides a complete musical experience for beginners and enthusiasts alike, featuring a 61-key simulation piano keyboard with a lighting function, a wide array of timbres and rhythms, and essential accessories including a headphone, keyboard stand, and music stool. This manual will guide you through the setup, operation, and maintenance of your new instrument.

Image: The complete Joy 61-Key Lighting Music Keyboard kit, including the keyboard, stand, stool, and headphones.
Safety Information
- Do not expose the keyboard to direct sunlight, high temperatures, or excessive humidity.
- Avoid placing heavy objects on the keyboard.
- Do not attempt to disassemble or modify the instrument. Refer all servicing to qualified personnel.
- Keep the instrument away from water and other liquids. If liquid enters the unit, disconnect power immediately and contact customer support.
- Use only the provided DC 12V/AC adaptor.
- Ensure proper ventilation around the keyboard during use.
Package Contents
Please check that all items listed below are included in your package:
- Joy 61-Key Lighting Music Keyboard
- Adjustable Keyboard Stand
- Music Stool
- Headphones
- Music Rest
- DC 12V/AC Power Adaptor
- User Manual (this document)
Product Overview
Familiarize yourself with the main components of your Joy keyboard:

Image: Overhead view of the Joy 61-Key Lighting Music Keyboard, showing the keys, control panel, and speakers.
- 61 Simulation Piano Keys: Standard-sized keys, some with lighting functionality for learning.
- LCD Display: Shows selected functions, tempo, and guides for learning.
- Control Panel: Buttons for timbre, rhythm, demo songs, volume, recording, and other functions.
- Speakers: Integrated stereo speakers for audio output.
- USB Port: For USB music player function.
- Headphone Jack: For private practice.
- Power Input: For connecting the DC 12V/AC adaptor.

Image: Detailed view of the keyboard's control panel and LCD screen, highlighting various function buttons.
Setup
1. Assembling the Keyboard Stand
Unfold the keyboard stand components and assemble them according to the diagrams provided in the separate assembly guide (if applicable). Ensure all screws are tightened securely for stability.

Image: The disassembled keyboard stand components, ready for assembly.
2. Assembling the Music Stool
Unfold the music stool and lock it into position. Adjust the height if necessary using the adjustment mechanism. Ensure the stool is stable before use.

Image: The foldable music stool in its assembled state.
3. Placing the Keyboard
Carefully place the Joy 61-Key Lighting Music Keyboard onto the assembled stand. Ensure it is centered and stable.
4. Connecting Power
Connect the DC 12V/AC adaptor to the power input jack on the back of the keyboard. Plug the adaptor into a standard electrical outlet.
5. Connecting Headphones (Optional)
For private practice, plug the included headphones into the headphone jack on the keyboard. This will mute the internal speakers.

Image: The included headphones with red and black accents, featuring a standard audio jack.
Operating Instructions
Power On/Off
Press the POWER button located on the control panel to turn the keyboard on or off.
Volume Adjustment
Use the MASTER VOL+ and MASTER VOL- buttons to adjust the overall volume of the keyboard.
Selecting Timbres (Sounds)
The keyboard includes 255 different timbres. To select a timbre, press the TIMBRE button and then use the number pad or + / - buttons to enter the desired timbre number. The selected timbre will be displayed on the LCD screen.
Selecting Rhythms
The keyboard features 255 rhythms. Press the RHYTHM button and then use the number pad or + / - buttons to select a rhythm. Press START/STOP to begin or end the rhythm.
Playing Demonstration Songs
There are 50 demonstration songs available. Press the DEMO SONG button to cycle through the songs. Press DEMO SONG again to stop playback.
Key Lighting Function
The key lighting function assists in learning. When enabled, specific keys will light up to guide you during demonstration songs or learning modes.

Image: A close-up of hands playing on the keyboard, with several keys illuminated by red lights, demonstrating the key lighting function.
Recording and Playback
To record your performance, press the REC button. Play your desired melody. To stop recording, press REC again. To play back your recorded performance, press the PLAY button.
USB Music Player Function
Insert a USB flash drive containing MP3 audio files into the USB port. The keyboard can play back these audio files. Use the playback controls on the keyboard to navigate and play tracks.
Additional Functions
- Transpose: Adjust the pitch of the keyboard up or down.
- Sync: Synchronize rhythm playback with your playing.
- Fill-in: Add a short rhythmic fill during rhythm playback.
- Metronome: Provides a steady beat for practice.
- Chord Functions: Includes Single Chord, Fingered Chord, Chord Timbre, and Chord Off options for accompaniment.
- Sustain: Extends the decay of notes.
- Vibrato: Adds a slight pitch modulation to notes.
Official Product Video
Watch this official video for a comprehensive overview of the Joy 61-Key Lighting Music Keyboard's features and functions.
Video: An official product demonstration video showcasing the Joy 61-Key Lighting Music Keyboard, its features, and accessories.
Maintenance
- Cleaning: Use a soft, dry cloth to wipe the surface of the keyboard. For stubborn dirt, slightly dampen the cloth with water and a mild detergent, then wipe dry immediately. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the keyboard in a cool, dry place, away from direct sunlight and extreme temperatures.
- Power: Always disconnect the power adaptor from the wall outlet when the keyboard is not in use or during electrical storms.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from speakers. | Volume is too low; headphones are connected; power issue. | Increase MASTER VOL. Disconnect headphones. Ensure power adaptor is securely connected. |
| Keyboard does not power on. | Power adaptor not connected; power outlet issue. | Check power adaptor connection. Try a different power outlet. |
| Keys are not lighting up. | Key lighting function is off or not in a learning mode. | Ensure key lighting function is enabled or select a demonstration song/learning mode. |
| USB music player not working. | USB drive not formatted correctly; unsupported file type; drive not inserted properly. | Ensure USB drive is formatted to FAT32. Use MP3 files. Reinsert USB drive. |
Specifications
- Model Name: KL-91M Kit
- Number of Keys: 61
- Timbres: 255
- Rhythms: 255
- Demonstration Songs: 50
- Connectivity: USB
- Power Source: DC 12V/AC Adaptor (Corded Electric)
- Item Weight: 18.7 Pounds (approx. 8.48 kg)
- Product Dimensions: 38.9 x 11 x 17.7 inches (approx. 98.8 x 27.9 x 45 cm)
- Manufacturer: CHINA JOY KEYBOARDS CO.,LTD
- UPC: 712145847715
Warranty and Support
Your Joy 61-Key Lighting Music Keyboard is covered by a manufacturer's warranty against defects in materials and workmanship. Please refer to the warranty card included in your package for specific terms and conditions, or visit the official Joy website for more details.
For technical support, troubleshooting assistance, or warranty claims, please contact Joy customer service through their official website or the contact information provided on your purchase receipt.
Online Resources:
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