Sony TXDRE210 cd sm

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Ð 2 Ð TABLE OF CONTENTS Specifications ........................................................................... 1 1. SERVICING NOTE.......................................................... 3 2. GENERAL Location and Function of Controls .................................... 4 3. DISASSEMBLY 3-1. Front Panel Removal .................................................. 5 3-2. CD Mechanism Removal ........................................... 5 3-3. Mechanism Deck Removal ......................................... 6 4. ADJUSTMENTS 4-1. Mechanical Adjustments ............................................ 7 4-2. Electrical Adjustments ................................................ 7 5. EXPLANATION OF IC TERMINALS.......................... 11 6. DIAGRAMS 6-1. Printed Wiring Boards Ð BD Section Ð ..................... 14 6-2. Schematic Diagram Ð BD Section Ð ......................... 17 6-3. Schematic Diagram Ð Main Section Ð ...................... 22 6-4. Printed Wiring Boards Ð Main Section Ð .................. 27 7. EXPLODED VIEWS 7-1. Chassis Section ......................................................... 30 7-2. Panel Section ............................................................ 31 7-3. Mechanism Section -1 .............................................. 32 7-4. Mechanism Section -2 .............................................. 33 7-5. CD Mechanism Section -1 ........................................ 34 7-6. CD Mechanism Section -2 ........................................ 35 8.ELECTRICAL PARTS LIST........................................ 36 Laser component in this product is capable of emitting radiation exceeding the limit for Class 1. This appliance is classified as a CLASS 1 LASER product. The CLASS 1 LASER PRODUCT MARKING is lo- cated on the rear exterior. CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation ex- posure. This caution label is located inside the unit. 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.

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Ð 3 Ð SECTION 1 SERVICING NOTE NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT The laser diode in the optical pick-up block may suffer electrostatic breakdown because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body. During repair, pay attention to electrostatic breakdown and also use the procedure in the printed matter which is included in the repair parts. The flexible board is easily damaged and should be handled with care. NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick- up block. Therefore, when checking the laser diode emission, ob- serve more than 30 cm away from the objective lens. CHUCK PLATE JIG ON REPAIRING On repairing CD section, playing a disc without the CD lid, use Chuck Plate Jig. r Code number of Chuck Plate Jig : X-4918-255-1 r Disc table getting out procedure on the power supply is OFF. 1 2 Disc table 3