This manual covers the following topics: Before Use (Caution) - Before Repair and Adjustment - Protection Circuitry - Safety Precautions - Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices - Handling the Lead-free Solder - Precaution of Laser Diode - Cautions to be taken when handling Optical Pickup - Accessories - Operation Procedures - Disc information - About HighMAT - Optical Pickup Self-Diagnosis and Replacement Procedure - Self-Diagnosis Function - Cautions To Be Taken During Servicing - Disassembly and Assembly of Main Component - Checking for major https://www.tradebit.com - Measurements and Adjustments - Block Diagram - Voltage Measurement - Schematic Diagrams - Printed Circuit Boards - Wiring Connection Diagram - Illustration of ICs, Transistors and Diodes - Terminal Function of IC - Parts Location and Replacement Parts List