Sony dvpnc 625 service manual

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- 3 - DVP-NC625/NC665P TABLE OF CONTENTS SERVICE NOTE 1. Note on Removing the Upper Case ......................... 5 2. Disc Removal Procedure .......................................... 5 3. Note on Removing the Table Assy ........................... 5 4. Note on Mounting the Gears .................................... 6 5. How to Service the MB-108 Board ........................... 7 6. Connection of Service Jig ......................................... 9 1. GENERAL Precautions ................................................................. 1-1 About this Manual ........................................................ 1-1 This Player Can Play the Following Discs ................... 1-1 Notes about the Discs ................................................. 1-1 Index to Parts and Controls ......................................... 1-2 Guide to On-Screen Displays (Control Bar) ................ 1-3 Simple Start Guide ......................................................... 1-3 Quick Overview ........................................................... 1-3 Step 1: Unpacking ....................................................... 1-3 Step 2: Inserting Batteries into the Remote ................ 1-3 Step 3: TV Hookups .................................................... 1-3 Step 4: Playing a Disc ................................................. 1-4 Hookups .......................................................................... 1-4 Hooking Up the Player ................................................ 1-4 Step 1: Connecting the Video Cords ........................... 1-4 Step 2: Connecting the Audio Cords ........................... 1-4 Step 3: Connecting the Power Cord ............................ 1-6 Step 4: Quick Setup .................................................... 1-6 Playing Discs .................................................................. 1-6 Playing Discs ............................................................... 1-6 Searching for a Particular Point on a Disc (Scan, Slow-motion Play, Search, Freeze Frame) ... 1-7 Resuming Playback from the Point Where You Stopped the Disc (Resume Play/Multi-disc Resume) ............. 1-7 Using the DVDs Menu ................................................ 1-8 Playing VIDEO CDs with PBC Functions (PBC Playback) ............................................................ 1-8 Playing an MP3 Audio Track ........................................ 1-8 Various Play Mode Functions (Program Play, Shuffle Play, Repeat Play, A-B Repeat Play) ...................................................... 1-9 Searching for a Scene .................................................. 1-10 Searching for a Title/Chapter/Track/Index/Scene (Search mode) ........................................................ 1-10 Viewing Information About the Disc ............................. 1-10 Checking the Playing Time and Remaining Time ..... 1-10 Sound Adjustments ...................................................... 1-11 Changing the Sound ................................................. 1-11 TV Virtual Surround Settings (TVS) .......................... 1-11 Enjoying Movies ............................................................ 1-12 Changing the Angles ................................................. 1-12 Displaying the Subtitles ............................................. 1-12 Adjusting the Picture Quality (BNR) .......................... 1-12 Adjusting the Playback Picture (CUSTOM PICTURE MODE) .......................................... 1-12 Enhancing the Playback Picture (DIGITAL VIDEO ENHANCER) .......................................................... 1-13 Using Various Additional Functions .............................. 1-13 Locking Discs (CUSTOM PARENTAL CONTROL, PARENTAL CONTROL) .......................................... 1-13 Controlling Your TV with the Supplied Remote .........1-14 Settings and Adjustments ............................................. 1-15 Using the Setup Display ............................................ 1-15 Setting the Display or Sound Track Language (LANGUAGE SETUP) ............................................ 1-15 Settings for the Display (SCREEN SETUP) .............. 1-15Custom Settings (CUSTOM SETUP) ........................ 1-15 Settings for the Sound (AUDIO SETUP) ................... 1-16 Additional Information ................................................... 1-16 Troubleshooting ......................................................... 1-16 Self-diagnosis Function (When letters/numbers appear in the display) ......................................................... 1-17 Glossary .................................................................... 1-17 Language Code List .................................................. 1-18 2. DISASSEMBLY 2-1. Disassembly ........................................................... 2-1 2-2.Upper Case ............................................................ 2-1 2-3. Front Panel Section ............................................... 2-2 2-4. Rear Panel ............................................................. 2-2 2-5.MB-108 Board ........................................................ 2-3 2-6. DV-034 Board ........................................................ 2-3 2-7. AV-072 Board ......................................................... 2-4 2-8.ER-14 Board (AEP, UK) ......................................... 2-4 2-9. Table Assy ............................................................. 2-4 2-10. Loading Motor Assy .............................................. 2-5 2-11. Optical Pick-Up ...................................................... 2-5 2-12. Power Block ........................................................... 2-6 2-13. IF-099 and FR-197 Boards .................................... 2-6 2-14. Internal Views ........................................................ 2-7 2-15. Circuit Boards Location ......................................... 2-8 3. BLOCK DIAGRAMS 3-1. Overall Block Diagram ........................................... 3-1 3-2.System Control Block Diagram .............................. 3-3 3-3.RF/Servo Block Diagram ....................................... 3-5 3-4.Signal Processor Block Diagram ........................... 3-7 3-5. Audio Block Diagram ............................................. 3-9 3-6.Video Block Diagram (NC625) ............................. 3-11 3-7. Video Block Diagram (NC665P) ..........................3-13 3-8.Interface Control Block Diagram .......................... 3-15 3-9. Power Block Diagram (1/3) .................................. 3-17 3-10. Power Block Diagram (2/3) ..................................3-19 3-11. Power Block Diagram (3/3) ..................................3-21 4. PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS 4-1. Frame Schematic Diagram .................................... 4-1 4-2. Printed Wiring Boards and Schematic Diagram .... 4-3 Waveforms ............................................................. 4-5  MB-108 (DVD/CD RF AMP,Digital Servo, Motor Drive,Servo,AV Decoder,SD RAM, System Control,Audio DAC,PLL) Printed Wiring Board ........................................ 4-7  MB-108 (System Control) (1/6) Schematic Diagram .......................................... 4-9  MB-108 (Motor Drive) (2/6) Schematic Diagram ........................................ 4-11  MB-108 (Servo) (3/6) Schematic Diagram ........ 4-13  MB-108 (AV Decoder) (4/6) Schematic Diagram ........................................ 4-15  MB-108 (1/P Converter) (5/6) Schematic Diagram ........................................ 4-17  MB-108 (Audio DAC, PLL) (6/6) Schematic Diagram ........................................ 4-19  AV-072 (Audio Out, Video Out) Printed Wiring Board ...................................... 4-25  AV-072 (Audio Out) (1/2) Schematic Diagram ........................................ 4-27  AV-072 (Video Out) (2/2) Schematic Diagram ........................................ 4-29