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Identifies alignment points and test locations on PCBs.
Lists required test equipment and general notes for alignment procedures.
Step-by-step guide for aligning various circuit sections like VCO, IF, and Discriminator.
Top and bottom views of the Linear PC board.
Top and bottom views of the CPU PC board.
Top and bottom views of the PLL PC board.
Top and bottom views of Keyboard and LCD PC boards.
Lists of capacitors and diodes with part numbers.
Lists of ICs and transistors with part numbers.
Lists of coils, transformers, and resistors with part numbers.
Lists of crystals, filters, and variable resistors with part numbers.
List of miscellaneous parts like connectors, jacks, switches, and test points.
List of mechanical components such as cabinet, chassis, shields, and knobs.
Pinout diagrams and lead identification for various integrated circuits.
Visual identification and pin assignments for different transistor types.
Visual identification and polarity markings for various diodes.
Detailed pinout description for the IC-503 microprocessor.
Table detailing IC-503 port functions and output logic based on frequency.
Detailed schematic diagram of the linear sections of the receiver.
Detailed schematic diagram of the CPU section.
Detailed schematic diagram of the PLL section.
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General