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Signals of the bias system of the formed matrix by digits You can watch on Zen: https://dzen.ru/id/66ae77af8c26b11ca6... Rutube: https://rutube.ru/channel/25742306/ First film: • Repair of the voltmeter of the oscilloscope C1-112... Second film: • Repair of the voltmeter of the oscilloscope C1-112... Third film: • Repair of the voltmeter of the oscilloscope C1-112... Fourth film: • Repair of the voltmeter of the oscilloscope C1-112... Fifth film: • Repair of the voltmeter of the oscilloscope C1-112... Fifth film, addition: • Repair of the voltmeter of the oscilloscope C1-112... ⌚ TIMECODE [VIDEO TABLE OF CONTENTS] ⌚ 0:00 - Introduction 1:33 - Character generator circuit 9:39 - Observing the waveform on the oscilloscope screen. Microcircuit MC9 pin 13. Microcircuit MC10 pin 13. Microcircuit MC11 pin 13. Microcircuit MC12 pin 13. 10:19 - Location of the faulty microcircuit MC12 on the board. 10:44 - Observing the waveform on the oscilloscope screen after replacing the faulty microcircuit 11:17 Control pulse generators on the circuit 12:22 Voltage diagrams at the microcircuit pins 12:57 Observing the waveform on the oscilloscope screen. Microcircuit MC24 pin 8 13:42 Observing the waveform on the oscilloscope screen. Microcircuit MC27 pin 6 15:02 Observing the waveform on the oscilloscope screen. Microcircuit MC27 pin 8 16:06 Observing the waveform on the oscilloscope screen. Microcircuit MC30 pin 6 17:07 Observing the waveform on the oscilloscope screen. Microcircuit MC30 pin 8 18:12 Observing the waveform on the oscilloscope screen. Based on T63 18:41 Character generator circuit. Transistor T63 19:14 Observing the waveform on the oscilloscope screen. On the emitter of T63