DVP-M35, DVP-S300, DVP-S305, DVP-S315, DVP-S500D, DVP-S505D, DVP-S715 - Sony DVD Service Manual (repair manual)

– 3 –

.................................................................................................................................... 6

1-1. Series line-up

............................................................................................................... 6

1-2. External appearance diagram

.................................................................................. 7

1-3. Internal appearance diagram (top view)

.............................................................. 8

1-4. Disc drive unit

........................................................................................................... 10

1-5. Block diagram

........................................................................................................... 13

................................................................... 15

2-1. DVD RF FRONT END

.......................................................................................... 15

2-1-1. Attenuation of OP Output Signals ......................................................................... 16
2-1-2. HPF ........................................................................................................................ 16
2-1-3. RF Front End Processing: IC001 SSI33P3720 ...................................................... 16

2-2. CD RF FRONT END

.............................................................................................. 19

2-3. RF SIGNAL PROCESSING BLOCK

............................................................... 20

2-4. Decrypt Block

........................................................................................................... 21

2-5. AV Decoder Block

................................................................................................... 21

2-6. OSD Block

................................................................................................................. 21

2-7. DNR, Video Encoder Blocks

................................................................................ 23

2-8. Clock Generation Block

......................................................................................... 24

2-9. AC-3 Decoder Block

............................................................................................... 25

2-10. Audio L, R 2ch Signal Block

............................................................................. 26

2-11. Audio 5.1ch Signal Block

.................................................................................... 27

2-12. DVP-S715 AU-205 Board Block Diagram

.................................................... 28

2-13. System Control Block

.......................................................................................... 29

2-14. Interface Control Block

........................................................................................ 29

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........................................................................................................... 33

3-1. General Description of Servo Circuits

............................................................... 33

3-1-1. Optical Pickup Control .......................................................................................... 33
3-1-2. Sled Control ........................................................................................................... 33
3-1-3. Spindle Control ...................................................................................................... 33
3-1-4. Tilt Control ............................................................................................................ 33
3-1-5. Disc Loading and Chucking .................................................................................. 33
3-1-6. Disc Judgment ....................................................................................................... 33

3-2. Servo Operation at DVD Play

.............................................................................. 34

3-2-1. Optical Pickup Control .......................................................................................... 34
3-2-2. Sled Control ........................................................................................................... 41
3-2-3. Spindle Control ...................................................................................................... 43
3-2-4. Tilt Control ............................................................................................................ 44

3-3. Servo Operation at CD and Video CD Playing

............................................... 46

3-3-1. Optical Pickup Control .......................................................................................... 46
3-3-2. Sled Control ........................................................................................................... 50
3-3-3. Spindle Control ...................................................................................................... 50
3-3-4. Tilt Control ............................................................................................................ 50

3-4. Disc Loading and Chucking

.................................................................................. 50

3-4-1. Motor Driver .......................................................................................................... 51
3-4-2. Tray Position Detection ......................................................................................... 51

3-5. Differentiation of Disk Type ...................................................................

52

3-5-1. CD/DVD Differentiation ....................................................................................... 52
3-5-2. SL/DL Differentiation ............................................................................................ 52
3-5-3. Differentiation ........................................................................................................ 52

3-6. Block Diagram (Servo)

........................................................................................... 53

.......................................................................................... 55

4-1. ARP CXD1865R (IC806 on MB-80 board)

..................................................... 55

4-1-1. Block Diagram ....................................................................................................... 55
4-1-2. Pin Functions ......................................................................................................... 57

4-2. AV Decoder L64020 (IC203 on MB-78 board)

.............................................. 62

4-2-1. Block Diagram ....................................................................................................... 62
4-2-2. Pin Assignment ...................................................................................................... 63

4-3. Digital Signal Processor CXD8730R (IC506 on MB-78 board)

............... 65

4-3-1. Pin Assignment ...................................................................................................... 65
4-3-2. Pin Functions ......................................................................................................... 66

4-4. AC-3 Decoder MB86342 (IC104 on MB-78 board)

...................................... 70

4-4-1. Block Diagram ....................................................................................................... 70
4-4-2. Pin Functions ......................................................................................................... 71

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4-5. Large Gate Array CXD8728 (IC804 on MB-78 board)

................................ 72

4-5-1. Block Diagram ....................................................................................................... 72
4-5-2. Pin Functions ......................................................................................................... 73

4-6. Middle Gate Array CXD8746 (IC101 on MB-78 board)

............................. 78

4-6-1. Block Diagram ....................................................................................................... 78
4-6-2. Pin Functions ......................................................................................................... 79

4-7. Small Gate Array CXD8747 (IC807 on MB-78 board)

............................... 81

4-7-1. Block Diagram ....................................................................................................... 81
4-7-2. Pin Assignment ...................................................................................................... 82

...................................................................... 83

5-1. RF, Servo, Audio, Power Block Diagram

......................................................... 83

5-2. Signal Processing Block Diagram

....................................................................... 89