DVP-NS72HP, DVP-NS77H, DVP-NS77HP, DVP-NS78H, DVP-NS78HP - Sony DVD Service Manual (repair manual). Page 3

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1.

Disc Removal Procedure (at POWER OFF) ..................... 5E

2.

Tray Lock Disabled Procedure ........................................... 5E

3.

Child Lock Disabled Procedure ........................................... 5E

WARNING ............................................................................ 1-1
Notes About the Discs ........................................................ 1-1
Precautions .......................................................................... 1-1
About This Manual ............................................................... 1-1
This Player Can Play the Following Discs ......................... 1-1
Guide to Parts and Controls ............................................... 1-2
Guide to the Control Menu Display (Magic Pad) .............. 1-3

Hookups ...................................................................................... 1-3

Hooking Up the Player ........................................................ 1-3
Step 1: Connecting the Video Cords/HDMI Cords ........... 1-4
Step 2: Connecting the Audio Cords ................................. 1-5
Step 3: Connecting the Mains Lead ................................... 1-5
Step 4: Preparing the Remote ............................................ 1-5
Step 5: Quick Setup ............................................................ 1-6

Playback ...................................................................................... 1-6

Playing Discs ....................................................................... 1-6
Various Play Mode Functions (Programme Play,

Shuffle Play, Repeat Play, A-B Repeat Play) ............... 1-8

Adjusting the Playback Picture (Custom Picture Mode) .. 1-8
Sharpening the Picture (Sharpness) ................................. 1-9
Adjusting the Delay Between the Picture and Sound

(AV SYNC) ..................................................................... 1-9

Locking Discs (Custom Parental Control,

Parental Control) ............................................................ 1-9

Searching for a Scene .............................................................. 1-10

Searching for a Particular Point on a Disc

(Scan, Slow-motion Play, Freeze Frame) .................. 1-10

Searching for a Title/Chapter/Track/Scene, etc. ............ 1-10
Searching by Scene (Picture Navigation) ....................... 1-11

Sound Adjustments ................................................................... 1-11

Changing the Sound .......................................................... 1-11
TV Virtual Surround Settings (TVS) ................................. 1-11

Enjoying MP3 Audio and JPEG Images .................................. 1-12

About MP3 Audio Tracks and JPEG Image Files ........... 1-12
Playing MP3 Audio Tracks or JPEG Image Files ........... 1-12
Enjoying JPEG Images as a Slide Show ......................... 1-12

Enjoying DivX

® 

Videos ............................................................... 1-13

About DivX Video Files ...................................................... 1-13
Playing DivX Video Files ................................................... 1-13

Settings and Adjustments ......................................................... 1-14

Using the Setup Display ................................................... 1-14
Setting the Display or Sound Track Language

(Language Setup) ........................................................ 1-14

Settings for the Display (Screen Setup) .......................... 1-14
Custom Settings (Custom Setup) .................................... 1-15
Settings for the Sound (Audio Setup) .............................. 1-15

Additional Information ................................................................ 1-16

Troubleshooting ................................................................ 1-16
Self-diagnosis Function (When letters/

numbers appear in the display) ................................ 1-17E

Specifications ................................................................... 1-17E

2-1. Upper Case ......................................................................... 2-1
2-2. Front Panel Assembly, SW-512 Board .............................. 2-1
2-3. Loading Assembly ............................................................... 2-2
2-4.

Optical Pick-Up

(Device, Optical KHM-313CAA/C2RP) ........................ 2-3

2-5. Rear Panel, MV Board and IF Board ................................. 2-4

2-5-1. Rear Panel, MV-55 Board, IF-154 Board

(Non Euro Model) ........................................................... 2-4

2-5-2. Rear Panel, MV-56 Board, IF-154 Board

(Euro Model) ................................................................... 2-5

2-6. Switching Regulator ............................................................ 2-6
2-7. Internal Views ...................................................................... 2-7
2-8. Circuit Boards Location ..................................................... 2-8E

3-1. Overall Block Diagram ........................................................ 3-1
3-2. Power Line Block Diagram ................................................. 3-3
3-3. System Control/Signal Processor Block Diagram ............ 3-5
3-4. RF/Servo Block Diagram .................................................... 3-7
3-5. Video (1) Block Diagram ..................................................... 3-9
3-6. Video (2) Block Diagram ................................................... 3-11
3-7. Audio Block Diagram ......................................................... 3-13
3-8. Interface Control Block Diagram ...................................... 3-15

4-1. Frame Schematic Diagram ................................................. 4-1
4-2. Printed Wiring Boards and Schematic Diagrams .............. 4-3

• Waveforms

MV-55 Board, MV-56 Board .......................................... 4-4

• IF-154 Printed Wiring Board .......................................... 4-5
• IF-154 (Interface) Schematic Diagram ........................ 4-7
• MV-55 Printed Wiring Board .......................................... 4-9
• MV-56 Printed Wiring Board ........................................ 4-11
• MV-55/56 (System) Schematic Diagram ................... 4-13
• MV-55/56 (Drive) Schematic Diagram ....................... 4-15
• MV-55 (Video) Schematic Diagram ............................ 4-17
• MV-56 (Video) Schematic Diagram ............................ 4-19
• MV-55 (Audio) Schematic Diagram ............................ 4-21
• MV-56 (Audio) Schematic Diagram ............................ 4-23
• MV-55/56 (Ps Through) Schematic Diagram ............. 4-25
• SW-512 Printed Wiring Board ..................................... 4-27
• SW-512 (Switch Board) Schematic Diagram ............. 4-27
• Power Board (SRV2019UC) Printed Wiring Board .... 4-29
• Power Board (SRV2019UC) Schematic Diagram ..... 4-31
• Power Board (SRV2020WW) Printed Wiring Board .. 4-33
• Power Board (SRV2020WW) Schematic Diagram .... 4-35

5-1. System Control Pin Function

(MV-55/56 Boards IC101) .................................................. 5-1