Sony ICF-PRO80 High Quality Service Manual

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• Specifications

• Features

1. GENERAL

• Notes on Model Types and Receivable Frequencies

• To Change the MW Tuning Interval

• To Erase Ali Memory

• Location and Function of Controls

• Direct Tuning

• Memory Tuning

• Manual Tuning

• Scan Tuning

• Limited Scan Tuning

• Memory Scan Tuning

• Program Memory Scan Tuning

• Priority Tuning

• To Select the Detection Mode

• Fine Tuning

• To Convert Frequency Coverage (ICF – PRO80 Only)

2. ELECTRICAL ADJUSTMENTS

• Reference – Frequency Oscillator (7.2 MHz) Adjustment

• VCO1 PD – Voltage Adjustment

• FM – L Tracking Adjustment

• VCO2 PD – Voltage Adjustment

• FM – H Tracking Adjustment

• FM IF Adjustment

• Second Local Oscillator Adjustment

• AM 1st and 2nd IF Adjustment

• NARROW – FM Detector Adjustment

• AM AGC Adjustment

3. DIAGRAMS IC

• Block Diagrams

• Semiconductor Lead Layouts

1. Signal, PLL Section Printed Wiring Boards

2. Schematic Diagram

3. Converter Board Schematic Diagram

4. Control Section Printed Wiring Boards

1. EXPLODED VIEWS

2. ELECTRICAL PARTS LIST