🏷️ Basic Information Identification Make: Kenwood Model: KDC-9020R/MP919/PSW9521/X759 Year: Unknown Generation: Unknown 📋 Manual Details Publication Manual Type: Service Manual Language: English Format: PDF Content Available Sections: Block Diagram, Component Description, Microcomputers Terminal Description, Test Mode, PC Board, Schematic Diagram, Exploded View, Parts List, Specifications 🔧 Maintenance Repair Troubleshooting Guide: Implied via Test Mode and Schematic Diagrams Parts Replacement Replacement Parts Identification: Yes 📄 Technical Details Diagrams Block Diagram Included: Yes Schematic Diagram Included: Yes Components Component Description Included: Yes Pc Board Pc Board Information: Yes Microcomputers Microcomputer Terminal Description: Yes Test Mode Test Mode Instructions: Yes 📄 Parts Information Listing Parts List Included: Yes Assembly Exploded View Included: Yes 📄 Vehicle Performance Audio System Audio System Type: Car Audio/Receiver Supported Media: CD, Digital Audio (MP3) Features: Radio Tuner, CD Player, MP3 Playback