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Identification of parts located on the front panel.
Identification of parts located on the back panel.
Important advice for proper and safe audio system connections.
Detailed instructions for connecting speaker systems to the amplifier.
Instructions for setting the correct operating voltage for global use.
Specifies compatible impedance ranges for connected speakers.
Procedures for connecting speaker cords, adapted for different regions.
Step-by-step instructions for removing the unit's top cover.
Instructions for safely removing the front panel assembly.
Procedure for detaching the back panel from the unit.
Procedure for setting the amplifier's idle current.
Procedure for adjusting the output stage's neutral point voltage.
Procedure for calibrating the unit for minimum distortion.
Schematic representation of the amplifier's functional blocks.
List and diagrams of integrated circuits used in the amplifier.
Identification and diagrams of transistors and diodes used.
Diagram showing the component placement on the KU9117 PCB.
List of semiconductor components for the KU9117 unit.
List of resistor components for the KU9117 unit.
List of capacitor, switch, coil, and relay components.
List of various other components for the KU9117 unit.
Details on part variations for KU9117B and KU9117D models.
Schematic representation of the amplifier's internal wiring.
Pin configurations for various internal connectors.
Detailed circuit schematics for the KU-9117 unit.
Key voltage points and fuse specifications within schematics.
Important notes regarding schematic interpretation and part changes.
Visual breakdown of the unit's physical assembly.
List of components referenced in the exploded view.
List of screws and nuts used for assembly and mounting.
Mandatory safety requirements for replacement parts.
Procedure for testing and ensuring safety leakage current limits.