Do you have a question about the Technics SU-7700 - SCHEMATICS and is the answer not in the manual?
Key performance parameters for the amplifier section, including frequency response, distortion, and input sensitivity.
Overall unit specifications such as power consumption, dimensions, and weight.
Procedure for adjusting the unit using a DC voltmeter, including connection and measurement steps.
Procedure for adjusting the unit by measuring current with an ammeter, including connection and measurement steps.
List of integrated circuits used in the unit, including part numbers and descriptions.
List of transistors used, specifying types, part numbers, and usage notes.
List of diodes, including zener and rectifier types, with specifications.
List of coils and transformers, detailing types and part numbers.
List of resistors, specifying resistance, wattage, tolerance, and part numbers.