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Section Title Page
TABLE OF CONTENTS
Service Note .............................................................................4
1. GENERAL
This Player Can Play the Following Discs.......................1-1
Getting Started ...............................................................1-1
Basic Operations ............................................................1-2
Playing Discs in Various Modes ......................................1-8
Setting and Adjustments .................................................1-10
Additional Information .....................................................1-12
2. DISASSEMBLY
2-1. Top Case Removal..........................................................2-1
2-2. Front Panel Removal ......................................................2-1
2-3. AU-201, 203 Board Removal ..........................................2-1
2-4. MB-80 Board Removal....................................................2-1
2-5. MD Block Ass’y Removal ................................................2-2
2-6. Try Removal ....................................................................2-2
2-7. Optical Pick-up Removal.................................................2-2
2-8. TT-40 Board Removal .....................................................2-2
2-9. Internal Views .................................................................2-3
2-10. Circuit Boards .................................................................2-4
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram 1 (RF, Servo, Audio Power) ........3-1
3-2. Overall Block Diagram 2 (Signal Process) ......................3-6
3-3. RF/Servo Block Diagram ................................................3-11
3-4. Data Process Block Diagram ..........................................3-14
3-5. Video Block Diagram ......................................................3-16
3-6. System Control Block Diagram .......................................3-21
3-7. Audio Block Diagram ......................................................3-24
3-8. Mode Control Block Diagram ..........................................3-27
3-9. Power Supply Block Diagram..........................................3-30
4. PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS
4-1. Frame Schematic Diagram .............................................4-1
4-2. Printed Wiring Boards and Schematic Diagrams............4-5
TT-40, LM-56 Printed Wiring Boards...............................4-5
TT-40, LM-56 Schematic Diagram ..................................4-7
MB-80 Printed Wiring Board ...........................................4-12
MB-80 (Interface) Schematic Diagram............................4-17
MB-80 (CPU) Schematic Diagram ..................................4-21
MB-80 (Drive Control) Schematic Diagram.....................4-25
MB-80 (DVD Data Process) Schematic Diagram............4-28
MB-80 (CD ROM Decode) Schematic Diagram..............4-31
MB-80 (MPEG Video Decode) Schematic Diagram........4-35
MB-80 (Video EQ, Letter Box, Sub Picture)
Schematic Diagram ........................................................4-39
MB-80 (Audio Decode) Schematic Diagram ...................4-42
MB-80 (Video) Schematic Diagram ................................4-45
MB-80 (Digital Servo) Schematic Diagram .....................4-51
MB-80 (RF Block) Schematic Diagram ...........................4-55
MB-80 (Drive) Schematic Diagram .................................4-59
FP-611/619, PW-116/117 Printed Wiring Boards ............4-63
FP-611/619, PW-116/117 Schematic Diagram................4-65
AU-201/203, PS-408/413 Schematic Diagram ...............4-67
AU-201/203, PS-408/413 Printed Wiring Boards............4-71
SR-740, SUB Printed Wiring Boards and
Schematic Diagram.........................................................4-74
SR-745, SUB Printed Wiring Boards and
Schematic Diagram.........................................................4-77
Section Title Page
5. IC PIN FUNCTION DESCRIPTION
5-1. Interface Control Pin Function (MB-75 Board IC021) .....5-1
5-2. Drive Control Pin Function (MB-75 Board IC136)...........5-2
5-3. Extended Output Port 0 (MB-75 Board IC147) ...............5-3
5-4. Extended Output Port 1 (MB-75 Board IC148) ...............5-3
5-5. Extended Output Port 2 (MB-75 Board IC149) ...............5-3
5-6. Extended Output Port 3 (MB-75 Board IC150) ...............5-3
5-7 D/A Converter (MB-75 Board IC722) ..............................5-3
5-8 System Control Pin Function (MB-75 Board IC090) .......5-4
6. TEST MODE
6-1. Starting up Test Mode .....................................................6-1
6-2. Syscon Diagnosis ...........................................................6-1
6-3. Drive Auto Adjustment ....................................................6-10
6-4. Drive Manual Operation ..................................................6-13
6-4-1. Drive Manual Operation wnu creen ...........................6-13
6-4-2. Disc Type ...................................................................6-13
6-4-3. Manual Control 1 .......................................................6-13
6-4-4. Manual Control 2 .......................................................6-14
6-4-5. Manual Control 3 .......................................................6-14
6-4-6. Manual Adjust 1 .........................................................6-15
6-4-7. Manual Adjust 2 .........................................................6-15
6-4-8. Auto Adjust ................................................................6-15
6-4-9. Check.........................................................................6-16
6-5. Emergency History .........................................................6-18
6-6. Other Checks ..................................................................6-18
7. ELECTRICAL ADJUSTMENT
7-1. Power Supply Check.......................................................7-1
1. PS-408/413 Board ..........................................................7-1
2. MB-80 Board...................................................................7-1
7-2. +5.2 V Adjustment...........................................................7-1
7-3. Adjustment of System Control ........................................7-2
1. 27 MHz Free Run............................................................7-2
2. 22 MHz Adjustment ........................................................7-2
3. 33 MHz Check ................................................................7-2
4. 33 MHz Lock Check ........................................................7-2
5. 24 MHz Adjustment ........................................................7-3
6. 36 MHz Check ................................................................7-3
7. 36 MHz Lock Check ........................................................7-3
8. 16 MHz Check ................................................................7-3
7-4. Adjustment of Video System
1. Video Level Adjustment ..................................................7-4
2. S-Terminal Output Check................................................7-4
3. Checking Composite Video Output B-Y ..........................7-4
4. Checking Composite Video Output R-Y..........................7-5
5. Checking Composite Video Output Y ..............................7-5
6. Checking S Video Output S-C ........................................7-5
7. Checking S Video Output DC Level ................................7-5
7-5. Adjustment Related Parts Arrangement .........................7-6
8. REPAIR PARTS LIST
8-1. Exploded Views ..............................................................8-1
8-1-1. Case Assembly..........................................................8-1
8-1-2. Front Panel Assembly ................................................8-2
8-1-3. Chassis Assembly .....................................................8-3
8-1-4. DVD Mechanism Chassis Assembly (1) ....................8-4
8-1-5. DVD Mechanism Chassis Assembly (2) ....................8-5
8-2. Electrical Parts List .........................................................8-6