DVP-NS648P - Sony DVD Service Manual (repair manual). Page 3

– 3 –

1.

USB Harness Dressing

............................................................... 4

2.

Disc Removal Procedure (at POWER OFF) ............................. 4

 

3. 

Child Lock Disabled Procedure

 

...................................................5

4. 

Board Replaced Procedure

 

.........................................................5

2-1. Upper Case ..................................................................................... 2-1

2-2. Front Panel Assembly

................................. 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-061,IF-163 ........................................................ 2-4

2-6. Switching Regulator ................................................................... 2-5
2-7. Internal Views ................................................................................ 2-6
2-8. Circuit Boards Location ...............................................................2-7E

3-1. Overall Block Diagram .............................................................. 3-1

3-2. Power Line Block Diagram

..................................................... 3-2

3-3. System Control/Signal Processor Block Diagram .............. 3-3

3-4. RF/Servo Block Diagram

......................................................... 3-4

3-5. Audio Block Diagram .................................................................. 3-5

3-7. Interface Control Block Diagram

..........................................3-6

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

• Waveform
• IF-163 Printed Wiring Board ........................................... 4-3

• IF-163 (Interface) Schematic Diagram ........................... 4-4

• FB-224 Printed Wiring Board

....................................... 4-5

• FB-224 Schematic Diagram ................................................. 4-5

• MS-203 Printed Wiring Board

.........................................4-6

• MS-203 Schematic Diagram

• MV-061 Printed Wiring Board ................................................ 4-7

• MV-061 (System) Schematic Diagram

..........................4-8

• MV-061 (Servo) Schematic Diagram ..............................4-9

• MV-061 (Video) Schematic Diagram ..............................4-10

• MV-061 (Audio) Schematic Diagram ..............................4-11

• MV-061 (Power) Schematic Diagram .............................4-12

• Switching Regulator Block (SRV2184WW)

Printed Wiring Board .........................................................4-13

• Switching Regulator Block (SRV2184WW)

Schematic Diagram ............................................................4-14

5-1. System Control Pin Function (CXD9970R - L CHIP)

......... 5-1

.........................................4-6

6-1. Executing IOP Measurement

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

6-2. Emergency History Check

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

6-3. Initializing Setup Data ...................................................................... 6-2

6-4. Version Information ........................................................................... 6-3

6-5. If Con Self Diagnostic Function

.................................................. 6-3

7-1. Switching Regulator Output Voltage Check

........................ 7-1

7-2. Adjustment of Video System  .......................................................... 7-2

8-1. Exploded Views .................................................................................... 8-1

8-1-1. Main Section ................................................................................... 8-1

8-1-2. Mechanism Deck Assembly

.................................................. 8-3

8-2. Electrical Parts List

............................................................................ 8-4