— 4 —
TABLE OF CONTENTS
4. ELECTRICAL ADJUSTMENTS
4-1.
Precautions for Checking Laser Diode Emission ............... 34
4-2.
Precautions for Use of Optical Pick-up (KMS-210A) ....... 34
4-3.
Precautions for Adjustments ............................................... 34
4-4.
Temperature Compensation Offset Adjustment ................. 35
4-5.
Laser Power Adjustment .................................................... 35
4-6.
Traverse Adjustment ........................................................... 36
4-7.
Focus Bias Adjustment ....................................................... 37
4-8.
Error Rate Check ................................................................ 37
4-8-1. CD Error Rate Check .................................................... 37
4-8-2. MO Error Rate Check ................................................... 37
4-9.
Focus Bias Check ............................................................... 37
4-10. Adjusting Points and Connecting Points ............................ 38
5. DIAGRAMS
5-1.
Circuit Boards Location .................................................... 39
5-2.
Block Diagrams
• Power Section ................................................................. 40
• BD Section ...................................................................... 41
• Digital Section ................................................................ 43
• Remote Section ............................................................... 45
• Duplication Section ......................................................... 47
5-3. Printed Wiring Board — BD Section — ........................... 48
5-4.
Schematic Diagram — BD Section — .............................. 51
5-5. Schematic Diagram — Digital Section — ........................ 55
5-6. Printed Wiring Board — Digital Section — ...................... 59
5-7. Printed Wiring Board — ETC Section — ......................... 64
5-8. Schematic Diagram — ETC Section — ............................ 65
5-9. Printed Wiring Board — Audio/Power Section — ............ 68
5-10. Schematic Diagram — Audio/Power Section — .............. 71
5-11. Printed Wiring Board — Display Section — .................... 75
5-12. Schematic Diagram — Display Section — ....................... 77
5-13. IC Pin Functions ................................................................ 79
5-14. IC Block Diagrams ............................................................ 87
6. EXPLODED VIEWS
6-1. Case and Front Panel Section ............................................ 98
6-2. Chassis Section .................................................................. 99
6-3. Back Panel Section .......................................................... 100
6-4. MD Mechanism Section (MDM-2B6P) .......................... 101
6-5. MD Base Unit Section (MBU-2B6P) .............................. 102
7. ELECTRICAL PARTS LIST
....................................... 103
1. GENERAL
2-1.
Front Panel .......................................................................... 5
2-2.
Rear Panel ............................................................................ 6
3-2.
Connections ......................................................................... 7
3-4.
Setting the Analog Output Reference Levels ...................... 8
4-1.
Overview of Playback Procedures ...................................... 8
4-2.
Playback Procedures ............................................................ 9
4-3.
Locating a Track ................................................................ 10
4-4.
Display Information During Playback .............................. 11
4-5.
Playing Tracks Repeatedly ................................................ 11
4-6.
Program Play ..................................................................... 12
4-7.
Playing Tracks in Random Order (Shuffle Play) ............... 13
4-8.
Starting Playback Instantly (Multi-Access Function) ....... 13
4-9.
Varying the Playback Speed (Variable-Speed Playback) .. 14
4-10. Error Checking .................................................................. 15
5-1.
Overview of Editing Functions ......................................... 15
5-2.
Erasing Tracks (Erase Function) ....................................... 16
5-3.
Dividing a Recorded Track (Divide Function) .................. 17
5-4.
Combining Recorded Tracks (Combine Function) ........... 18
5-5.
Moving Recorded Tracks (Move Function) ...................... 18
5-6.
Editing Titles ..................................................................... 19
5-7.
Marking the Cue Point ...................................................... 20
5-8.
Trimming ........................................................................... 21
6-1.
The Overview of the Setup Menu ..................................... 23
6-2.
Setting Up for Timer-Activated Function .......................... 23
6-3.
Setting the Playback Resume Mode .................................. 24
232C Interface ................................................................... 24
6-5.
Setting the Auto Cue Function .......................................... 25
6-6.
Setting the Rehearsal Playback Function .......................... 25
6-7.
Setting the EOM Function ................................................. 26
6-8.
Reading the Hours Meter .................................................. 26
6-9.
Disabling the Buttons While Controlling Remotely ......... 27
7-1.
Cleaning and Reset Switch ................................................ 27
7-2.
Display Messages .............................................................. 28
Menu Item List ............................................................................ 28
2. DISASSEMBLY
2-1.
Case and Front Panel Assembly ........................................ 29
2-2.
Back Panel ......................................................................... 29
2-3.
Mechanism Deck ............................................................... 30
2-4.
Slider ................................................................................. 30
2-5.
Base Unit (MBU-2BLP), Loading Motor Assembly ......... 31
2-6.
Slider Assembly Mounting ................................................ 31
3. TEST MODE
3-1.
Setting the Test Mode ........................................................ 32
3-2.
Exiting the Test Mode ....................................................... 32
3-3.
Basic Operations of the Test Mode ................................... 32
3-4.
Selecting the Test Mode .................................................... 32
3-4-1. Operating the Continuous Playback Mode .................. 32
3-4-2. Non-Volatile Memory Mode ........................................ 32
3-5.
Functions of Other Buttons ............................................... 33
3-6.
Test Mode Displays ........................................................... 33
3-7.
Meanings of Other Displays .............................................. 33
3-8.
Precautions for Use of Test Mode ..................................... 33
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