Sony icf sc 1 service manual

Page 1

Ð 2 Ð Specifications ........................................................................... 1 1. GENERAL Location and Function of Controls .................................... 3 2. DISASSEMBLY 2-1. Helical Antenna Removal ......................................... 10 2-2. Cabinet (Rear) Assy Removal .................................. 10 2-3. Microcomputer Board, IF Board, RF Board Removal .................................................... 11 3. TEST MODE ................................................................ 12 4. ELECTRICAL ADJUSTMENS .............................. 13 5. DIAGRAMS 5-1. Explanation of IC Terminals .................................. 15 5-2. Block Diagram ....................................................... 17 5-3. Printed Wiring Boards Ð IF SectionÐ ..................... 19 5-4. Schematic Diagram Ð IF SectionÐ ......................... 21 5-5. Printed Wiring Boards Ð Microcomputer SectionÐ 23 5-6. Schematic Diagram Ð Microcomputer SectionÐ .... 25 5-7. Printed Wiring Boards Ð RF Section Ð ................... 27 5-8. Schematic Diagram Ð RF Section (1/2) Ð .............. 39 5-9. Schematic Diagram Ð RF Section (2/2) Ð .............. 31 6. EXPLODED VIEW ..................................................... 35 7. ELECTRICAL PARTS LIST .................................... 36 SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK ! OR DOTTED LINE WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. TABLE OF CONTENTS

Page 2

Ð 3 Ð SECTION 1 GENERAL LOCATION AND FUNCTION OF CONTROLS FRONTThis section is extracted from instruction manual.