File name SCD-XB940_manual.pdfSCD-XB940
SERVICE MANUAL
Ver 1.1 2002.05
AEP Model UK Model
Photo: Black type
Model Name Using Similar Mechanism CD Mechanism Type Base Unit Name Optical Pick-up Name
NEW CDM55B-DVBU3 DVBU3 KHM-220AAA/J1N
SPECIFICATIONS
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SUPER AUDIO CD PLAYER
9-929-212-12
2002E0500-1 C 2002.05
Sony Corporation
Home Audio Company Published by Sony Engineering Corporation
CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure.
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.
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. 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.
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TABLE OF CONTENTS 1. 2. 3. 4. SERVICING NOTES ... 4 GENERAL ... 5 DISASSEMBLY ... 8 DIAGRAMS
11 12 13 14 15 16 17 18 19 20 21 22 23 24 24 25 25 26 27 28 29 30 31
4-1. Notes for Printed Wiring Board and Schematic Diagram ... 4-2. Printed Wiring Board TK Board ... 4-3. Schematic Diagram TK Board ... 4-4. Printed Wiring Board MAIN Board (Component Side) ... 4-5. Printed Wiring Board MAIN Board (Conductor Side) ... 4-6. Schematic Diagram MAIN Board (1/6) ... 4-7. Schematic Diagram MAIN Board (2/6) ... 4-8. Schematic Diagram MAIN Board (3/6) ... 4-9. Schematic Diagram MAIN Board (4/6) ... 4-10. Schematic Diagram MAIN Board (5/6) ... 4-11. Schematic Diagram MAIN Board (6/6) ... 4-12. Printed Wiring Board AUDIO Board ... 4-13. Schematic Diagram AUDIO Board ... 4-14. Printed Wiring Board HP Board ... 4-15. Schematic Diagram HP Board ... 4-16. Printed Wiring Board LOADING Board ... 4-17. Schematic Diagram LOADING Board ... 4-18. Printed Wiring Board DISPLAY Board ... 4-19. Schematic Diagram DISPLAY Board ... 4-20. Printed Wiring Board POWER Board .. |