
– 3 –
Service Note ............................................................................ 4
1. GENERAL
This Player Can Play the Following Discs .................... 1-1
Getting Started .............................................................. 1-2
Playing Discs ................................................................. 1-4
Using Various Functions with the Control Menu........... 1-6
Settings and Adjustments ............................................. 1-10
Index to Parts and Controls .......................................... 1-14
2. DISASSEMBLY
2-1. Case (Upper) Removal ................................................. 2-1
2-2. Chassis (Upper) Removal ............................................. 2-1
2-3. AU-222 Board Removal ................................................ 2-1
2-4. Case (Lower) Removal.................................................. 2-1
2-5. Rear Panel, MB-85 Board Removal.............................. 2-2
2-6. DC-DC Converter Unit Removal ................................... 2-2
2-7. Front Panel Section Removal........................................ 2-2
2-8. MD Block Ass’y Removal .............................................. 2-2
2-9. TK-55 Board, Optical Pick-up Removal ........................ 2-3
2-10. Chassis (Top) Block Ass’y, Chucking Arm Ass’y
Removal......................................................................... 2-3
2-11. Cam Slider, Chassis (Front) Block Ass’y Removal....... 2-3
2-12. Roller Arm Block Ass’y, LD Motor Ass’y Removal........ 2-3
2-13. Internal Views ................................................................ 2-4
2-14. Circuit Boards Location ................................................. 2-5
3. BLOCK DIAGRAMS
3-1. Overall Block Diagram................................................... 3-1
3-2. RF/Servo Block Diagram............................................... 3-3
3-3. Signal Process/Video Block Diagram ........................... 3-5
3-4. System Control Block Diagram ..................................... 3-7
3-5. Audio (1) Block Diagram ............................................... 3-9
3-6. Audio (2) Block Diagram ............................................... 3-11
3-7. Interface Control Block Diagram ................................... 3-13
3-8. Power Block Diagram .................................................... 3-15
4. PRINTED WIRING BOARDS AND SCHEMATIC
DIAGRAMS
4-1. Frame Schematic Diagram............................................ 4-3
Frame (1) Schematic Diagram ...................................... 4-3
Frame (2) Schematic Diagram ...................................... 4-5
4-2. Printed Wiring Boards and Schematic Diagrams ......... 4-7
TK-55 Printed Wiring Board .......................................... 4-7
TK-55 Schematic Diagram ............................................ 4-11
SW-332 Printed Wiring Board
and Schematic Diagram................................................ 4-13
MB-85 Printed Wiring Board ......................................... 4-15
MB-85 (AV DECODER) Schematic Diagram................ 4-19
MB-85 (SDRAM) Schematic Diagram .......................... 4-21
MB-85 (SERVO DSP) Schematic Diagram................... 4-23
MB-85 (DRIVE) Schematic Diagram ............................ 4-25
MB-85 (ARP) Schematic Diagram ................................ 4-27
MB-85 (SYSTEM CONTROL) Schematic Diagram ...... 4-29
MB-85 (HGA) Schematic Diagram................................ 4-31
MB-85 (CLOCK GENERATOR/AUDIO DSP)
Schematic Diagram ....................................................... 4-33
MB-85 (DAC) Schematic Diagram ................................ 4-35
MB-85 (BIAS) Schematic Diagram ............................... 4-37
AU-222 Printed Wiring Board........................................ 4-39
AU-222 (AUDIO) Schematic Diagram........................... 4-43
AU-222 (VIDEO BUFFER) Schematic Diagram ........... 4-45
FL-111 Printed Wiring Board ........................................ 4-47
FL-111 Schematic Diagram .......................................... 4-49
FR-166 Printed Wiring Board........................................ 4-51
FR-166 Schematic Diagram.......................................... 4-53
HP-122 Printed Wiring Board
and Schematic Diagram................................................ 4-55
MPD0102 Printed Wiring Board
and Schematic Diagram................................................ 4-57
5. IC PIN FUNCTION DESCRIPTION
5-1. System Control Pin Function
(MB-85 Board IC202) .................................................... 5-1
6. TEST MODE
6-1. General Description ...................................................... 6-1
6-2. Starting Test Mode ........................................................ 6-1
6-3. Syscon Diagnosis.......................................................... 6-1
6-4. Drive Auto Adjustment .................................................. 6-5
6-5. Drive Manual Operation ................................................ 6-7
6-6. Mecha Aging ................................................................. 6-9
6-7. Emergency History........................................................ 6-9
6-8. Version Information ....................................................... 6-10
6-9. Video Level Adjustment ................................................ 6-10
6-10. If Con Self Diagnostic Function .................................... 6-11
7. ELECTRICAL ADJUSTMENTS
7-1. Power Supply Adjustment ............................................. 7-1
1. MPD0102 BOARD......................................................... 7-1
7-2. Adjustment of Video System ......................................... 7-2
1. Video Level Adjustment (MB-85 BOARD) .................... 7-2
2. S-terminal Output Check (MB-85 BOARD) .................. 7-2
3. Checking S Video Output S-C (MB-85 BOARD) .......... 7-2
7-3. Adjustment Related Parts Arrangement ....................... 7-4
8. REPAIR PARTS LIST
8-1. Exploded Views ............................................................. 8-1
8-1-1. Case and Front Panel Assemblies........................... 8-1
8-1-2. Chassis Assembly .................................................... 8-2
8-1-3. Mechanism Deck Assembly-1.................................. 8-3
8-1-4. Mechanism Deck Assembly-2.................................. 8-4
8-2. Electrical Parts List ....................................................... 8-5
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com