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Warnings about critical components for fire and electric shock risk.
Identifies the product as an AV Receiver, model HT-R670(B).
Illustrates the physical layout of components for the main unit.
Diagrams the audio signal path from input to output and power amplification.
Illustrates the video signal flow through various processing stages.
Detailed schematic of the microprocessor and audio codec circuitry.
Circuit diagram of the power supply unit, detailing its components and connections.
Component layout on the component side of the main PC board.
Component layout on the component side of the MPU/CODEC PC board.
Component layout on the component side of the display PC board.
List of semiconductor components including transistors and diodes.
Lists transformer coils, fuses, wires, and connectors.
Lists screws, holders, retainers, and other chassis mounting hardware.
Lists PC boards for tuner unit and other modules.
Lists PC boards for tuner unit and semiconductor components.
Detailed list of capacitors with types, specifications, and part numbers.
Detailed list of resistors with types, specifications, and part numbers.
Lists connectors, wires, fuses, and other switch terminal components.
Lists various plugs, sockets, and trimming components.
Lists diodes, transistors, and integrated circuits.
Lists integrated circuits, transistors, and transformer coils.
List of transformer coils with types and part numbers.
List of parts used for product packaging, including bags and tape.
List of accessory items such as manuals and remote controls.
Contact information for Onkyo Corporation headquarters in Japan.
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