Read Sony CDP-LSA1 Service Manual online
2
TABLE OF CONTENTS
1. SERVICING NOTES
....................................................... 3
2. GENERAL
.......................................................................... 5
3. DISASSEMBLY
3-1. Case (Top) ............................................................................. 9
3-2. CD Mechanism Deck .......................................................... 10
3-3. Base (Front) Assy, Panel ..................................................... 10
3-4. Sub Main Board and Main Board ....................................... 11
3-5. Trans Board ......................................................................... 11
3-6. Tray, Gear and Cam ............................................................ 12
3-7. Base Unit-1 ......................................................................... 12
3-8. Base Unit-2 (BU-21BD53A) .............................................. 13
3-9. Optical pick-up Section (CD) ............................................. 13
3-10. BD Board .......................................................................... 14
3-2. CD Mechanism Deck .......................................................... 10
3-3. Base (Front) Assy, Panel ..................................................... 10
3-4. Sub Main Board and Main Board ....................................... 11
3-5. Trans Board ......................................................................... 11
3-6. Tray, Gear and Cam ............................................................ 12
3-7. Base Unit-1 ......................................................................... 12
3-8. Base Unit-2 (BU-21BD53A) .............................................. 13
3-9. Optical pick-up Section (CD) ............................................. 13
3-10. BD Board .......................................................................... 14
4. TEST MODE
...................................................................... 15
5. ELECTRICAL ADJUSTMENTS
................................. 21
6. DIAGRAMS
6-1. Circuit Boards Location ...................................................... 23
6-2. Block Diagrams
6-2. Block Diagrams
• BD Section ....................................................................... 24
• Main Section .................................................................... 25
• Main Section .................................................................... 25
6-3. Printed Wiring Board – BD Section – ................................. 26
6-4. Schematic Diagram – BD Section – ................................... 27
6-5. Printed Wiring Board – Main (Side A) Section – ............... 28
6-6. Printed Wiring Board – Main (Side B) Section – ............... 29
6-7. Schematic Diagram – Main (1/3) Section – ........................ 30
6-8. Schematic Diagram – Main (2/3) Section – ........................ 31
6-9. Schematic Diagram – Main (3/3) Section – ........................ 32
6-10. Printed Wiring Board – Panel Section – ............................ 34
6-11. Schematic Diagram – Panel Section – .............................. 35
6-12. Printed Wiring Board – Power Section – .......................... 36
6-13. Schematic Diagram – Power Section – ............................. 37
6-14. Printed Wiring Board – Flexible Section – ....................... 38
6-15. Printed Wiring Board – Loading Section – ....................... 39
6-16. Schematic Diagram – Loading Section – .......................... 39
6-4. Schematic Diagram – BD Section – ................................... 27
6-5. Printed Wiring Board – Main (Side A) Section – ............... 28
6-6. Printed Wiring Board – Main (Side B) Section – ............... 29
6-7. Schematic Diagram – Main (1/3) Section – ........................ 30
6-8. Schematic Diagram – Main (2/3) Section – ........................ 31
6-9. Schematic Diagram – Main (3/3) Section – ........................ 32
6-10. Printed Wiring Board – Panel Section – ............................ 34
6-11. Schematic Diagram – Panel Section – .............................. 35
6-12. Printed Wiring Board – Power Section – .......................... 36
6-13. Schematic Diagram – Power Section – ............................. 37
6-14. Printed Wiring Board – Flexible Section – ....................... 38
6-15. Printed Wiring Board – Loading Section – ....................... 39
6-16. Schematic Diagram – Loading Section – .......................... 39
7. EXPLODED VIEW
7-1. Panel Section ....................................................................... 50
7-2. Chassis Section ................................................................... 51
7-3. CD Mechanism Deck (CDM55B-21BD53A) ..................... 52
7-4. Base Unit (BU-21BD53A) .................................................. 53
7-2. Chassis Section ................................................................... 51
7-3. CD Mechanism Deck (CDM55B-21BD53A) ..................... 52
7-4. Base Unit (BU-21BD53A) .................................................. 53
8. ELECTRICAL PARTS LIST
....................................... 54
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