Sony icf 1000 l service manual

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– 2 – TABLE OF CONTENTS Specifications ........................................................................... 1 1. GENERAL Choosing Power Sources ................................................... 3 Operating the Radio Manual Tuning ................................. 3 2. DISASSEMBLY 2-1. Cabinet (Rear) ............................................................. 4 2-2. Power Board ............................................................... 4 2-3. AC IN Board, AMP Board .......................................... 5 2-4. Main Board, Key Board .............................................. 5 2-5. Setting the Pointer ...................................................... 6 3. ELECTRICAL ADJUSTMENT 3-1. MW Section ................................................................ 7 3-2. LW Section ................................................................. 7 3-3. SW Section ................................................................. 7 3-4. FM Section ................................................................. 7 4. DIAGRAMS 4-1. Block Diagram ............................................................ 9 4-2. Printed Wiring Boards (1/2) ...................................... 11 4-3. Printed Wiring Boards (2/2) ..................................... 13 4-4. Schematic Diagrams ................................................. 15 5. EXPLODED VIEWS 5-1. Rear Cabinet Section ................................................ 18 5-2. Front Cabinet Section ............................................... 19 5-3. Chassis Section ......................................................... 20 6. ELECTRICAL PARTS LIST ................................... 21 SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 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. - HOW TO CHANGE THE CERAMIC FILTER This model is used three ceramic filters of CF2, CF3 and CF4. You must use same type of color marked ceramic filters in order to meet same specifications. Therefore, the ceramic filter must change three pieces together since it's supply three pieces in package as a spare parts. red blue orange black white white/white yellow10.70MHz 10.67MHz 10.73MHz 10.64MHz 10.76MHz 10.75MHz 10.79MHz MarkCenter frequency mark mark - white/white only CF2 CF3 CF4 mark mark CF3 CF2 CF4 Notes on chip component replacement - Never reuse a disconnected chip component. - Notice that the minus side of a tantalum capacitor may be damaged by heat.