Sony WM-PSY02 free download

File name WM-PSY02.pdf

WM-PSY02 SERVICE MANUAL Ver 1.0 1999.03 US Model Canadian Model Model Name Using Similar Mechanism Tape Transport Mechanism Type WM-FX251 MF-WMFX251-114 SPECIFICATIONS · Frequency range For U area indication: FM: 87.5-108MHz AM: 530-1710kHz For E area indication: FM: 87.5-108MHz AM: 531-1602kHz · Power requirements 3V DC batteries AA (R6) Ч 2/External DC 3V power sources · Dimensions 115 Ч 90.5 Ч 34.4mm (4 5/8 Ч 3 5/8 1 3/8 inches) (w/h/d) incl. projecting parts and controls · Mass Approx. 150g (5.3 oz) Approx. 230g (8.2 oz) incl. batteries and a tape · Supplied accessories Stereo headphones or earphones (1) / Bumper guard (1)/Chain (1) Design and specifications are subject to change without notice. RADIO CASSETTE PLAYER MICROFILM TABLE OF CONTENTS Specifications ... 1 SERVICING NOTES HOW TO CHANGE THE CERAMIC FILTERS This model is used two ceramic filters of CF2 and X2. 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 it's supply two pieces in one package as a spare parts. Mark Center frequency 1. GENERAL ... 2 2. DISASSEMBLY 2-1. Cabinet (Front) ASSY ... 2-2. Main Board ... 2-3. Cassette Holder ... 2-4. Mechanism Deck (MF-WMFX251-114) ... 2-5. Belt, Motor (Capstan/Reel) (M901), Playback Head (HP901) ... 3 4 4 5 5 CF2 mark red blue orange 10.70MHz 10.67MHz 10.73MHz 10.64MHz 10.76MHz 3. MECHANICAL ADJUSTMENTS ... 6 4. ELECTRICAL ADJUSTMENTS Tape Section ... 6 Tuner Section ... 7 X2 black white 5. DIAGRAMS 5-1. Explanation of IC Terminals ... 9 5-2. Block Diagram ... 10 5-3. Printed Wiring Boards ... 13 5-4. Schematic Diagram ... 17 Flexible Circuit Board Repairing · Keep the temperature of the soldering iron around 270°C during repairing. · Do not touch the soldering iron on the same conductor of the circuit board (within 3 times). · Be careful not to apply force on the conductor when soldering or unsoldering. 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. 6. EXPLODED VIEWS 6-1. Main Section-1 ... 22 6-2. Main Section-2 ...