Document Outline Guaranty and Declaration Safety Requirement General Safety Summary Safety Notices and Symbols Document Overview Disassembly and Assembly Notices to Disassembly and Assembly Exploded View Drawing Disassemble the Rear Panel Disassemble the Metal Rear Panel Disassemble the Knob Disassemble the Front Panel Disassemble the Keypad Board and LCD Disassemble the Main Board Assembly Procedures Troubleshooting&Maintenance Troubleshooting Maintenance System Maintenance Warranty Care and Cleaning Environmental Considerations