🏷️ Basic Information Identification Make: Casio Model: WK-1300/WK-1350 Year: Unknown (Manual applies to multiple production years) Generation: First Generation 📋 Manual Details Document Info Manual Type: Service Manual Language: English Format: PDF Download Purpose: Repairing, Servicing, Maintaining, Rebuilding 🔧 Maintenance Cleaning Keybed Cleaning: Use a soft, dry cloth. Avoid liquids directly on keys. Casing Cleaning: Wipe with a slightly damp cloth. Do not use abrasive cleaners. Troubleshooting Common Issues: Key not responding, no sound, display issues, MIDI connectivity problems Component Replacement Power Adapter: Ensure correct voltage and polarity when replacing. Internal Components: Requires specialized tools and knowledge of electronic component handling. 📄 Keyboard Specs Performance Keyboard Type: Electronic Keyboard Key Count: 76 Keys Features Polyphony: 32-note Tones: 267 tones (including 100 preset tones, 100 user tones, 32 accompaniment tones, 12 drum tones, 23 group tones, 10 effect tones) Rhythms: 100 rhythms Songs: 100 songs (including 50 preset songs, 50 user songs) Auto Accompaniment: Yes Sequencer: Yes (approx. 5 songs, approx. 5,000 notes) Display: Large LCD with backlight Midi: Yes (GM compatible) Learning Function: Yes (Lesson function) Pedal Inputs: Sustain Pedal, Expression Pedal (optional) Connectivity: Headphones, Line Out, Microphone Input, MIDI In/Out Power Supply: AC adapter or 6 D-size batteries Speakers: Integrated stereo speakers Tuning Control: Yes (Transpose, Tuning) Pitch Bend: Yes Modulation: Yes