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Specifies power output ratings, dynamic power, and harmonic distortion levels.
Details input sensitivity and impedance for various audio sources.
Information on power supply voltage options and physical dimensions/weight.
Guidelines for replacing fuses to maintain fire protection.
Procedure for ensuring adequate insulation resistance for safety.
Instructions on correctly setting the voltage selector for the local power supply.
Steps for unit setup and adjusting idling current for optimal performance.
Procedures to verify the functionality of the protection relay and DC detection circuits.
Detailed pin assignments and descriptions for the TMP47C440AN microprocessor.
Explains how digital signal outputs are controlled by input selector positions.
Component listing for the primary NAAF-4209-2 circuit board.
Component list for the NASW-4212-2 input circuit PC board.
Component list for the NAPS-4213-2 power supply circuit PC board.
Component list for the Volume & Direct Switch circuit PC board.
Component list for the Speaker Switch circuit PC board.
Component list for the Muting/Subsonic Switch circuit PC board.
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