🏷️ Basic Information Identification Make: Sony Model: HCD-EC68/EC78 Product Type: Compact Disc Receiver Year: Not Specified Generation: Not Specified 📋 Manual Details Information Manual Type: Service Manual Language: English Format: PDF Content Servicing Notes: True Disassembly Instructions: True Test Mode Procedures: True Electrical Adjustments: True Diagrams: True Exploded Views: True Electrical Parts List: True ⚙️ Engine Specifications Power Supply Power Source: AC Mains Voltage Requirements: AC 120V, 240V (Region Dependent) Frequency Requirements: 50/60 Hz Power Consumption Standby Power Consumption: <0.5W Operating Power Consumption: Approx. 50W (Varies by Model/Usage) 🔧 Transmission Disc Player Disc Type: CD Loading Mechanism: Tray Loading Supported Formats: CD, CD-R, CD-RW, MP3 📐 Dimensions Physical Width: Approx. 200 mm Height: Approx. 120 mm Depth: Approx. 300 mm 🔧 Maintenance Cleaning Disc Lens Cleaning: Recommended (using CD lens cleaner) Exterior Cleaning: Soft, dry cloth