Read Sony DVP-S90D Service Manual online
3
DVP-S90D
TABLE OF CONTENTS
1.
SERVICING NOTES
...............................................
4
2.
GENERAL
...................................................................
5
3.
DISASSEMBLY
3-1. Disassembly Flow ...........................................................
6
3-2. Cover ...............................................................................
7
3-3. CD Mechanism Deck (CDM63D) ..................................
7
3-4. MB Board ........................................................................
8
3-5. VIDEO Board ..................................................................
8
3-6. MAIN Board ...................................................................
9
3-7. Front Panel Section .........................................................
9
3-8. PANEL Board, SUB PANEL Board ............................... 10
3-9. Lid (CD) .......................................................................... 10
3-9. Lid (CD) .......................................................................... 10
4.
TEST MODE
.............................................................. 11
5.
ELECTRICAL ADJUSTMENTS
......................... 22
6.
DIAGRAMS
6-1. Block Diagram – RF/SERVO Section – ........................ 23
6-2. Block Diagram – MAIN Section (1/2) – ....................... 24
6-3. Block Diagram – MAIN Section (2/2) – ....................... 25
6-4. Block Diagram
6-2. Block Diagram – MAIN Section (1/2) – ....................... 24
6-3. Block Diagram – MAIN Section (2/2) – ....................... 25
6-4. Block Diagram
– INTERFACE CONTROL Section – ............................ 26
6-5. Note For Printed Wiring Boards
and Schematic Diagrams ................................................ 27
6-6. Printed Wiring Board – RF Board – .............................. 28
6-7. Schematic Diagram – RF Board – ................................. 29
6-8. Printed Wiring Boards – DISC SENSOR/DRIVER/
6-7. Schematic Diagram – RF Board – ................................. 29
6-8. Printed Wiring Boards – DISC SENSOR/DRIVER/
IN OUT SW/MOTOR/TRAY SENSOR Boards – ......... 30
6-9. Schematic Diagram – DISC SENSOR/DRIVER/
IN OUT SW/MOTOR/TRAY SENSOR Boards – ......... 31
6-10. Printed Wiring Board
– MB Board (Component Side) – ................................... 32
6-11. Printed Wiring Board
– MB Board (Conductor Side) – ..................................... 33
6-12. Schematic Diagram – MB Board (1/6) – ....................... 34
6-13. Schematic Diagram – MB Board (2/6) – ....................... 35
6-14. Schematic Diagram – MB Board (3/6) – ....................... 36
6-15. Schematic Diagram – MB Board (4/6) – ....................... 37
6-16. Schematic Diagram – MB Board (5/6) – ....................... 38
6-17. Schematic Diagram – MB Board (6/6) – ....................... 39
6-18. Printed Wiring Board – MAIN Board – ........................ 40
6-19. Schematic Diagram – MAIN Board – ........................... 41
6-20. Printed Wiring Boards
6-13. Schematic Diagram – MB Board (2/6) – ....................... 35
6-14. Schematic Diagram – MB Board (3/6) – ....................... 36
6-15. Schematic Diagram – MB Board (4/6) – ....................... 37
6-16. Schematic Diagram – MB Board (5/6) – ....................... 38
6-17. Schematic Diagram – MB Board (6/6) – ....................... 39
6-18. Printed Wiring Board – MAIN Board – ........................ 40
6-19. Schematic Diagram – MAIN Board – ........................... 41
6-20. Printed Wiring Boards
– PANEL/SUB PANEL/VIDEO Boards – ..................... 42
6-21. Schematic Diagram
– PANEL/SUB PANEL/VIDEO Boards – ..................... 43
6-22. IC Pin Function Description ........................................... 47
7.
EXPLODED VIEWS
7-1. Case Section .................................................................... 57
7-2. Front Panel Section ......................................................... 58
7-3. Chassis Section ............................................................... 59
7-4. CD Mechanism Deck Section-1 (CDM63D) ................. 60
7-5. CD Mechanism Deck Section-2 (CDM63D) ................. 61
7-6. CD Mechanism Deck Section-3 (CDM63D) ................. 62
7-7. CD Mechanism Deck Section-4 (CDM63D) ................. 63
7-8. Optical Pick-up Section .................................................. 64
7-2. Front Panel Section ......................................................... 58
7-3. Chassis Section ............................................................... 59
7-4. CD Mechanism Deck Section-1 (CDM63D) ................. 60
7-5. CD Mechanism Deck Section-2 (CDM63D) ................. 61
7-6. CD Mechanism Deck Section-3 (CDM63D) ................. 62
7-7. CD Mechanism Deck Section-4 (CDM63D) ................. 63
7-8. Optical Pick-up Section .................................................. 64
8.
ELECTRICAL PARTS LIST
............................... 65
Ver 1.1
RFMON Level Check
Perform a RFMON level check before exchanging optical pick-up.
Connection:
Perform a RFMON level check before exchanging optical pick-up.
Connection:
RFMON signal waveform
• Standard value
Test Disc
RFMON level
Standard Value
DVD
TDV-520CSO
1.09
±0.2Vp-p
(J-2501-236-A)
CD
LUV-PO1
1.05
±0.2Vp-p
(4-999-032-01)
VOLT/DIV: 200 mV
TIME/DIV: 500 ns
TIME/DIV: 500 ns
RFMON level
CN002
20
C039
C031
C035
R037
C044
C033
C032
C028
C016
C022
R0
C015
C025
C027
+
–
–
CN002 (20pin)
oscilloscope
–RF board (COMPONENT SIDE) –
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