DVR-RT400-S
5
56
78
56
7
8
C
D
F
A
B
E
CONTENTS
SAFETY INFORMATION......................................................................................................................................2
1. SPECIFICATIONS .............................................................................................................................................6
2. EXPLODED VIEWS AND PARTS LIST.............................................................................................................8
2.1 PACKING ....................................................................................................................................................8
2.2 EXTERIOR SECTION ..............................................................................................................................10
2.3 DECK ASSY (TOP SECTION) .................................................................................................................12
2.4 DECK ASSY (BOTTOM SECTION)..........................................................................................................14
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..........................................................................................16
3.1 BLOCK DIAGRAM ....................................................................................................................................16
3.1.1 OVERALL BLOCK DIAGRAM ............................................................................................................16
3.1.2 MPEG BLOCK DIAGRAM ..................................................................................................................17
3.1.3 Y/C AUDIO / HEAD AMP BLOCK DIAGRAM.....................................................................................18
3.1.4 SYSTEM CONTROL BLOCK DIAGRAM ...........................................................................................19
3.1.5 REGULATOR BLOCK DIAGRAM.......................................................................................................20
3.1.6 OPERATION / DISPLAY BLOCK DIAGRAM ......................................................................................21
3.1.7 AV IN / OUT / TUNER / Hi-Fi BLOCK DIAGRAM ...............................................................................22
3.1.8 21 PIN IN / OUT BLOCK DIAGRAM ..................................................................................................23
3.1.9 POWER BLOCK DIAGRAM ...............................................................................................................24
3.2 OVERALL WIRING DIAGRAM .................................................................................................................26
3.3 DVD MPEG PCB ASSY(1/6) ....................................................................................................................28
3.4 DVD MPEG PCB ASSY(2/6) ....................................................................................................................30
3.5 DVD MPEG PCB ASSY(3/6) ....................................................................................................................32
3.6 DVD MPEG PCB ASSY(4/6) ....................................................................................................................34
3.7 DVD MPEG PCB ASSY(5/6) ....................................................................................................................36
3.8 DVD MPEG PCB ASSY(6/6) ....................................................................................................................38
3.9 VCR MT PCB ASSY(1/7)..........................................................................................................................40
3.10 VCR MT PCB ASSY(2/7)........................................................................................................................42
3.11 VCR MT PCB ASSY(3/7)........................................................................................................................44
3.12 VCR MT PCB ASSY(4/7)........................................................................................................................46
3.13 VCR MT PCB ASSY(5/7)........................................................................................................................48
3.14 VCR MT PCB ASSY(6/7)........................................................................................................................50
3.15 VCR MT PCB ASSY(7/7)........................................................................................................................52
3.16 POWER PCB ASSY ...............................................................................................................................54
3.17 OPEARTION PCB ASSY........................................................................................................................56
3.18 WAVE FORMS........................................................................................................................................57
4. PCB CONNECTION DIAGRAM ......................................................................................................................62
4.1 DVD MPEG PCB ASSY............................................................................................................................62
4.2 VCR MT PCB ASSY .................................................................................................................................66
4.3 POWER PCB ASSY .................................................................................................................................70
4.4 OPERATION PCB ASSY ..........................................................................................................................71
5. PCB PARTS LIST ............................................................................................................................................72
6. ADJUSTMENT ................................................................................................................................................75
6.1 SERVICING FIXTURES AND TOOLS ......................................................................................................75
6.2 ADJUSTMENT ITEMS AND NECESSARY ADJUSTMENT POINTS ......................................................76
6.3 SERVICE MODE LIST..............................................................................................................................78
6.4 CONFIRMATION OF HOURS USED .......................................................................................................79
6.5 PREVENTIVE CHECKS AND SERVICE INTERVALS .............................................................................80
6.6 MECHANICAL ADJUSTMENTS...............................................................................................................81
6.7 ELECTRICAL ADJUSTMENTS ................................................................................................................85
6.8 WHEN REPLACING NEW DVD LOADER................................................................................................87
6.9 WHEN REPLACING EEPROM (MEMORY) IC.........................................................................................88
7. GENERAL INFORMATION .............................................................................................................................90
7.1 RE-WRITE FOR DVD FIRMWARE...........................................................................................................90
7.2 MEASUREMENT OF ERROR RATE........................................................................................................91
7.3 POWER ON SEQUENCE.........................................................................................................................92
7.4 DISC REMOVAL METHOD ......................................................................................................................93
7.5 TAPE REMOVAL METHOD AT NO POWER SUPPLY .............................................................................93
7.6 PARENTAL CONTROL-RATING LEVEL...................................................................................................94
7.7 TRAY LOCK ..............................................................................................................................................94
7.8 DISASSEMBLY.........................................................................................................................................95
7.9 CAUTIONS ON DIASSEMBLING AND ASSEMBLING ..........................................................................103
7.10 KEY TO ABBREVIATIONS ...................................................................................................................105
7.11 DISC/CONTENT FORMAT ...................................................................................................................106
7.12 CLEANING ...........................................................................................................................................108
8. PANEL FACILITIES .......................................................................................................................................109