🏷️ Basic Information Identification Make: Kenwood Model: KDC C669 Product Type: CD Auto Changer Year: Not specified in product description Generation: Not applicable for accessory 📋 Manual Details Description Manual Type: Repair Manual Target Audience: DIY mechanics, owners Primary Purpose: Repair, servicing, rebuilding, maintenance Download Format: PDF Language: Not explicitly stated, likely English Source Comparison: Similar to CD-ROM version Cost Saving Benefit: Avoids mechanic fees ⚙️ Engine Specifications General Engine Type: Not applicable for CD changer Displacement: Not applicable for CD changer Power: Not applicable for CD changer 🔧 Transmission General Type: Mechanical (internal to changer) Gears: Not applicable in the automotive sense 📐 Dimensions Physical Length: Varies by specific CD changer unit Width: Varies by specific CD changer unit Height: Varies by specific CD changer unit Weight: Varies by specific CD changer unit 🔧 Maintenance Servicing Common Issues: Disc loading/ejection, laser readability, motor failure Cleaning Procedures: Likely includes cleaning of laser lens and mechanical parts Troubleshooting Guidance: Expected to be a core component of the manual Replacement Parts: May include information on common replacement parts 📄 Technical Data Performance Disc Compatibility: CD-R, CD-RW, standard audio CDs (assumed) Number Of Discs: Likely 6 or 10 disc capacity, common for changers Signal To Noise Ratio: Not specified in product description Frequency Response: Not specified in product description Power Requirements: 12V DC (standard for car audio)