Sony DVP-S7000 (serv.man2) Service Manual ▷ View online
– 6 –
5. SERVO BLOCK
........................................................................................................... 87
5-1. General Description of Servo Circuits
............................................................... 87
5-1-1. Optical Pickup Control .......................................................................................... 87
5-1-2. Sled Control ........................................................................................................... 87
5-1-3. Spindle Control ...................................................................................................... 87
5-1-4. Tilt Control ............................................................................................................ 87
5-1-5. Disc Loading and Chucking .................................................................................. 87
5-1-6. Front Door Open/Close .......................................................................................... 87
5-1-7. Disc Judgment ....................................................................................................... 87
5-1-2. Sled Control ........................................................................................................... 87
5-1-3. Spindle Control ...................................................................................................... 87
5-1-4. Tilt Control ............................................................................................................ 87
5-1-5. Disc Loading and Chucking .................................................................................. 87
5-1-6. Front Door Open/Close .......................................................................................... 87
5-1-7. Disc Judgment ....................................................................................................... 87
5-2. Servo Operation at DVD Play
.............................................................................. 88
5-2-1. Optical Pickup Control .......................................................................................... 88
5-2-2. Sled Control ........................................................................................................... 95
5-2-3. Spindle Control ...................................................................................................... 97
5-2-4. Tilt Control ............................................................................................................ 98
5-2-2. Sled Control ........................................................................................................... 95
5-2-3. Spindle Control ...................................................................................................... 97
5-2-4. Tilt Control ............................................................................................................ 98
5-3. Servo Operation at CD and Video CD Playing
............................................. 100
5-3-1. Optical Pickup Control ........................................................................................ 100
5-3-2. Sled Control ......................................................................................................... 104
5-3-3. Spindle Control .................................................................................................... 105
5-3-4. Tilt Control .......................................................................................................... 106
5-3-2. Sled Control ......................................................................................................... 104
5-3-3. Spindle Control .................................................................................................... 105
5-3-4. Tilt Control .......................................................................................................... 106
5-4. Disc Loading and Chucking
................................................................................ 107
5-4-1. Motor Driver ........................................................................................................ 107
5-4-2. Tray Position Detection ....................................................................................... 108
5-4-3. Each Operation .................................................................................................... 109
5-4-2. Tray Position Detection ....................................................................................... 108
5-4-3. Each Operation .................................................................................................... 109
5-5. Front Door Open/Close
........................................................................................ 110
5-5-1. Motor Driver ........................................................................................................ 111
5-5-2. Door Position Detection ...................................................................................... 111
5-5-3. Description of Each Operation ............................................................................ 112
5-5-2. Door Position Detection ...................................................................................... 111
5-5-3. Description of Each Operation ............................................................................ 112
5-6. Disc Judgment
......................................................................................................... 113
5-6-1. DVD/CD Disc Judgment ..................................................................................... 113
5-6-2. Disc Size Judgment .............................................................................................. 115
5-6-3. SL (Single Layer) or DL (Dual Layer) Disc Judgment ....................................... 116
5-6-2. Disc Size Judgment .............................................................................................. 115
5-6-3. SL (Single Layer) or DL (Dual Layer) Disc Judgment ....................................... 116
5-7. Block Diagram (Servo)
......................................................................................... 117
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6. IC PIN DESCRIPTION
........................................................................................ 121
6-1. RF Front Processor SSI33P3720 (IC001 on TT-701 board)
..................... 121
6-1-1. Block Diagram ..................................................................................................... 121
6-1-2. External View ....................................................................................................... 122
6-1-3. Pin Assignment .................................................................................................... 123
6-1-2. External View ....................................................................................................... 122
6-1-3. Pin Assignment .................................................................................................... 123
6-2. RF Processor CXD8599Q (IC770 on MB-75 board)
.................................. 125
6-2-1. Block Diagram ..................................................................................................... 125
6-2-2. Pin Assignment .................................................................................................... 126
6-2-2. Pin Assignment .................................................................................................... 126
6-3. Digital Signal Processor CXD2545Q (IC717 on MB-75 board)
............. 129
6-3-1. Block Diagram ..................................................................................................... 129
6-3-2. External View ....................................................................................................... 130
6-3-3. Pin Assignment .................................................................................................... 130
6-3-2. External View ....................................................................................................... 130
6-3-3. Pin Assignment .................................................................................................... 130
6-4. Data Processor CXD8663Q (IC181 on MB-75 board)
............................... 134
6-4-1. Block Diagram ..................................................................................................... 134
6-4-2. Pin Assignment .................................................................................................... 135
6-4-2. Pin Assignment .................................................................................................... 135
6-5. MPEG Video Decoder CXD1900BQ (IC281 on MB-75 board)
............. 138
6-5-1. Functional Overview ............................................................................................ 138
6-5-2. External Interfaces ............................................................................................... 139
6-5-3. Decoding and Display .......................................................................................... 141
6-5-4. External View ....................................................................................................... 143
6-5-5. Pin Assignment .................................................................................................... 144
6-5-2. External Interfaces ............................................................................................... 139
6-5-3. Decoding and Display .......................................................................................... 141
6-5-4. External View ....................................................................................................... 143
6-5-5. Pin Assignment .................................................................................................... 144
6-6. Audio Decoder DSP56009 (IC381 on MB-75 board)
................................. 148
6-6-1. Functional Overview ............................................................................................ 148
6-6-2. External Interface ................................................................................................. 149
6-6-3. External View ....................................................................................................... 149
6-6-4. Pin Assignment .................................................................................................... 150
6-6-2. External Interface ................................................................................................. 149
6-6-3. External View ....................................................................................................... 149
6-6-4. Pin Assignment .................................................................................................... 150
7. OVERALL BLOCK DIAGRAM
.................................................................... 153
7-1. RF, Servo, Audio, Power Block Diagram
....................................................... 153
7-2. Signal Processing Block Diagram
..................................................................... 158
– 8 –
95mm
430mm
380mm
Front door
Display
[Output signal]
Video output
• Composite (RCA-PIN)
• S (S terminal)
• Component (RCA-PIN x 3)
• S (S terminal)
• Component (RCA-PIN x 3)
Audio signal
• Analog (RCA-PIN x 2)
• Digital Optical digital output terminal,
• Digital Optical digital output terminal,
• Headphone (standard jack)
Coaxial cable
Other
• Control S (Domestic and overseas specifications)
• S-LINK (U/C specifications)
• S-LINK (U/C specifications)
(
)
1. Outline
This guidebook describes the DVD-Video.
It also describes the functions not used in the DVP-S7000.
For the functions used in the DVP-S7000, refer to Secions 2 to 4, or Service Manual.
1-1. Series line-up (NTSC)
DVP-S7000 : Domestic (Japan) specifications (100Vac)
DVP-S7000 : U/C specifications (120Vac)
DVP-S7000 : Overseas specifications (220Vac - 240Vac)
Note) Video-CD recorded in PAL mode by overseas type model can be played.
1-2. Features
(1) Playback of DVD, CD and Video CD.
(2) Playback of Dual Layer Disc.
(3) Wide TV (16:9) soft programs can be played by former type TV (4:3).
(4) Video quality control function (color, sharpness, picture, DNR, etc.).
(5) Optical/coaxial digital output terminal for AC-3.
(6) Parental control function.
1-3. External appearance diagram
– 9 –
Power
transformer
HP board
(headphone)
FRONT SIDE
FL board
(display)
PW board
(power switch)
FP board
(function switch)
Audio power
supply
Switching power supply
(for signal system)
Disc drive unit
AU-board
(audio circuit)
MB-board
(signal processing)
1-4. Internal appearance diagram (top view)
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