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Details on circuitry, preamplifier, and general specifications of the JA-S22 amplifier.
Visual representation of the audio signal path and functional blocks of the amplifier.
Guides for removing unit covers and identifying main internal components from top and bottom views.
Provides exploded diagrams and part numbers for front panel, heat sink, and rear panel assemblies.
Step-by-step instructions for adjusting amplifier center voltage, idling current, and power meter.
Schematic and part identification for the TXX-135 Equalizer, Tone Control, and Driver Amplifier P.C. Board.
Comprehensive list of transistors used, including part numbers, ratings, and makers.
Detailed lists of diodes and capacitors, including part numbers, ratings, and types.
Categorized lists of resistors, detailing part numbers, ratings, and types.
Covers TXX-136 PCB layout and variants by region.
Lists transistors, integrated circuits, and diodes used on the TXX-136 Power Amp. and Power Supply P.C. Board.
List of coils with their respective part numbers and descriptions.
Lists miscellaneous components such as plugs, sockets, and labels not covered in other categories.
Details components for TPS-194A AC Outlets and TPS-197A Line Voltage Selector PCBs.
Details packing materials, included accessories, and regional warranty card information.
Cross-references specific part numbers for different geographical regions and model variants.
Presents the main schematic diagram, divided into sections, with notes on symbols, power, and PCB locations.
Identifies semiconductor components, switch functions, fuse ratings, and connector details.
Describes voltage selector terminal layout and the function of the protector IC.
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