Sony WM-FX571 free download

File name WM-FX571.pdf

WM-FX571 SERVICE MANUAL Ver 1.0 1999. 03 Tourist Model Manufactured under license from Dolby Laboratories Licensing Corporation. "DOLBY" and the double-D symbol a are trademarks of Dolby Laboratories Licensing Corporation. Model Name Using Similar Mechanism Tape Transport Mechanism Type WM-FX551/FX553 MF-WMFX551-125 SPECIFICATIONS Radio section Frequency range FM : 87.5 ­ 108 MHz AM : 531 ­ 1,602 kHz Tape section Frequency response (Dolby NR off) Playback : 20 ­ 18,000 Hz Output Headphones (2 REMOTE jack) Load impedance 8 ­ 300 General Power requirements 1.5 V One R6 (size AA) battery Rechargeable battery Dimensions (w/h/d) Approx. 109 Ч 79.2 Ч 29.4 mm (4 3/8 Ч 3 1/8 Ч 1 3/16 inches) incl. projecting parts and controls Mass Approx. 150 g (5.3 oz) Approx. 210 g (7.5 oz) incl. a battery and a cassette Supplied accessories Stereo earphones with remote control MDR-WMF653 (1) Battery charger BC-820T (1) AC plug adaptor (1) Rechargeable battery (NC-AA) (1) Battery R6P (SR) (1) Carrying pouch (1) Design and specifications are subject to charge without notice. RADIO CASSETTE PLAYER MICROFILM ­1­ TABLE OF CONTENTS 1. GENERAL ... 3 2. SERVICE NOTE ... 3 3. DISASSEMBLY 3-1. 3-2. 3-3. 3-4. 3-5. Case Assy ... 4 Tuner Board ... 4 Audio Board ... 5 Cassette Lid Assy ... 5 Tape Mechanism Deck ... 6 4. MECHANICAL ADJUSTMENTS ... 7 5. ELECTRICAL ADJUSTMENTS Tape Section ... 7 Tuner Section ... 8 6. DIAGRAMS 6-1. 6-2. 6-3. 6-4. 6-5. 6-6. Block Diagram ... 9 IC Pin Description ... 11 Printed Wiring Boards ­Tuner Section­ ... 13 Schematic Diagram ­Tuner Section­ ... 17 Schematic Diagram ­Audio Section­ ... 20 Printed Wiring Board ­Audio Section­ ... 23 7. EXPLODED VIEWS 7-1. Cabinet Section ... 29 7-2. Audio and Tuner Board Section ... 30 7-3. Tape Mechanism Section ... 31 8. ELECTRICAL PARTS LIST ... 32 Flexible Circuit Board Repairing · Keep the temperature of the soldering iron around 270°C during repairing. · Do not touch the soldering iron on