Sony icf m 33 rds service manual

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Ð 2 Ð TABLE OF CONTENTS 1. GENERAL Features ........................................................................... 3 Choosing the Power Source ............................................ 4 Setting the Clock ............................................................. 4 Operating the Radio ........................................................ 4 Setting the Sleep Timer ................................................... 5 Using the RDS Function ................................................. 5 Using Other Functions .................................................... 6 Precautions ...................................................................... 6 2. DISASSEMBLY ......................................................... 7 3. ELECTRICAL ADJUSTMENTS ......................... 9 4. DIAGRAMS 4-1. Block Diagram ................................................................ 11 4-2. Note for Printed Wiring Boards and Schematic Diagrams ....................................................... 13 4-3. Printed Wiring Board Ð MAIN Section Ð ...................... 14 4-4. Printed Wiring Board Ð PANEL Section Ð .................... 17 4-5. Schematic Diagram ......................................................... 21 4-6. IC Pin Function Description ........................................... 28 5. EXPLODED VIEW ................................................... 29 6. ELECTRICAL PARTS LIST ............................... 30 SERVICING NOTES HOW TO CHANGED THE CERAMIC FILTERS This model is used two ceramic filters of CF2 and CF3. You must used same type of color marked ceramic filters in order to meet same specifications. Therefore, the ceramic filter must changed two pieces together since itÕs supply two pieces in one package as a spare parts. CF 2 CF3 mark Mark Center frequency red 10.70 MHz blue 10.67 MHz orange 10.73 MHz black 10.64 MHz white 10.76 MHz Notes on chip component replacement ¥ Never reuse a disconnected chip component. ¥ Notice that the minus side of a tantalum capacitor may be dam- aged by heat.

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Ð 3 Ð SECTION 1 GENERAL This section is extracted from instruction manual.