Sony zs 2000 service manual

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– 2 – 1. SERVICING NOTES 1-1. Notes on Handling the Optical Pick-up Block or Base Unit .. 3 1-2. Notes on Laser Diode Emission Check ............................... 3 1-3. Notes on Chip Component Replacement ............................ 3 1-4. Flexible Circuit Board Repairing ........................................ 3 1-5. Laser Diode and Focus Search Operation Check ................ 3 1-6. Caution During when Mounting the Pulley for the Loading Motor .................................................................... 3 2. GENERAL Setting the Clock Automatically .......................................... 4 Playing a CD ....................................................................... 4 Listening to the Radio ......................................................... 5 Setting the Time Signal ....................................................... 5 Preparing the System ........................................................... 6 Saving Power ....................................................................... 6 3. DISASSEMBLY 3-1. Net Sub Assy, Saran, Speaker (Front) Sub Assy ............. 7 3-2. Cabinet, Front ...................................................................... 8 3-3. Top Cabinet Assy ................................................................ 9 3-4. CD Block Assy .................................................................... 9 3-5. Power Board, REG Board ................................................. 10 3-6. TU Board, EXT ANT Board ............................................. 10 3-7. Cover, Heat Sink, Line Board ........................................ 11 3-8. Volume Board .................................................................... 11 3-9. H/P Board, Switch (1) Board, Switch (2) Board ............... 12 3-10. FL Board, Lamp Board ..................................................... 12 3-11. Control Board .................................................................... 13 3-12. Main Board ....................................................................... 13 3-13. CD Board .......................................................................... 14 3-14. CD Block Section .............................................................. 14 3-15. Tray Assy, CD ................................................................... 15 3-16. Loading Board ................................................................... 15 3-17. Optical Pick-up, Pick-up Relay Board .............................. 16 3-18. CL/Receiver Board ............................................................ 16 4. TEST MODE 4-1. General Description .......................................................... 17 4-2. Test Mode .......................................................................... 17 TABLE OF CONTENTS 5. ELECTRICAL ADJUSTMENTS 5-1. Tuner Section .................................................................... 19 5-2. Loop Antenna Section ....................................................... 21 5-2. CD Section ........................................................................ 21 6. DIAGRAMS 6-1. IC Pin Description ............................................................. 22 6-2. Circuit Boards Location .................................................... 24 6-3. Block Diagram –Tuner Section– ....................................... 25 6-4. Block Diagram –CD Section– ........................................... 27 6-5. Block Diagram –Audio Section– ...................................... 29 6-6. Printed Wiring Boards –Tuner Section– ........................... 31 6-7. Schematic Diagrams –Tuner Section– .............................. 33 6-8. Printed Wiring Boards –CD Section– ............................... 35 6-9. Schematic Diagrams –CD Section– .................................. 37 6-10. Printed Wiring Boards –Pick-up Section– ........................ 39 6-11. Schematic Diagrams –Pick-up Section– ........................... 41 6-12. Printed Wiring Boards –Main Section– ............................ 43 6-13. Schematic Diagrams –Main Section– ............................... 45 6-14. Printed Wiring Boards –Control Section– ......................... 47 6-15. Schematic Diagrams –Control Section– ........................... 49 6-16. Printed Wiring Boards –Display Section– ........................ 51 6-17. Schematic Diagrams –Display Section– ........................... 53 6-18. Printed Wiring Boards –Power Supply Section– .............. 55 6-19. Schematic Diagrams –Power Supply Section– ................. 57 6-20. Printed Wiring Board –Loop Antenna Section– ................ 58 6-21. Schematic Diagram –Loop Antenna Section– .................. 59 7. EXPLODED VIEWS 7-1. Front Cabinet Section ........................................................ 65 7-2. Rear Cabinet Section ......................................................... 66 7-3. CD Block Section .............................................................. 67 7-4. CD Loading Section (VLM-ZS2000) ............................... 68 7-5. Optical Pick-up Section (CDM-2411AA) ......................... 69 7-6. Loop Antenna Section ....................................................... 70 8. ELECTRICAL PARTS LIST ...................................... 71