Panasonic OmniVision PV-D4745, Service Manual

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1 SAFETY PRECAUTIONS 4
1.1. LASER PRODUCT 5
1.2. PRECAUTION OF LASER DIODE 5
2 PREVENTION OF ELECTRO-STATIC DISCHARGE (ESD) TO
ELECTROSTATICALLY SENSITIVE (ES) DEVICES 6
3 ABOUT LEAD FREE SOLDER (PbF) 7
4 SERVICE NOTES (PLEASE READ) 8
4.1. SELF-DIAGNOSIS INDICATION DISPLAY 8
4.2. DVD SERVICE MODE 11
4.3. USAGE SCREEN MODE 12
4.4. EEPROM IC (IC6004), MAIN C.B.A. REPLACEMENT
NOTE 12
4.5. GROUNDING FOR ELECTROSTATIC BREAKDOWN 13
4.6. METHOD FOR EJECTING THE DVD TRAY MANUALLY
13
4.7. SERVICE POSITION 13
4.8. HOT CIRCUIT 14
4.9. SERVICE MODE 14
4.10. MECHA MANUAL MODE 15
4.11. TRACKING CENTER MODE (TRACKING FIX AT
CENTER) 15
4.12. HOW TO RESET ALL MEMORY FUNCTIONS 15
4.13. F.F.C. CONNECTION NOTE 16
4.14. HOW TO CONFIRM AUTO CLOCK SET FEATURE 16
4.15. VARIABLE VOLTAGE ISOLATION TRANSFORMER 17
4.16. SPECIAL NOTE 17
4.17. MODEL NO. IDENTIFICATION MARK 17
5 DISASSEMBLY/ASSEMBLY PROCEDURES 18
5.1. CABINET SECTION 18
5.2. MECHANISM SECTION 21
5.3. DVD SECTION 22
6 ADJUSTMENT PROCEDURES 25
6.1. MECHANICAL ADJUSTMENT 25
6.2. ELECTRICAL ADJUSTMENT 25
6.3. TEST POINTS AND CONTROL LOCATION 26
7 SCHEMATIC DIAGRAMS 27
7.1. SCHEMATIC DIAGRAM & CIRCUIT BOARD LAYOUT
NOTES 27
7.2. MAIN SCHEMATIC DIAGRAMS 28
7.3. OPERATION LED/ FRONT JACK SCHEMATIC
DIAGRAMS 35
7.4. DVD MAIN/ DVD SUB SCHEMATIC DIAGRAMS 36
7.5. INTERCONNECTION SCHEMATIC DIAGRAM 41
7.6. VOLTAGE CHART 42
8 CIRCUIT BOARD LAYOUT 45
8.1. MAIN C.B.A. 45
8.2. OPERATION LED C.B.A./ FRONT JACK C.B.A. 46
8.3. DVD MAIN C.B.A./ DVD SUB C.B.A. 47
9 BLOCK DIAGRAMS 49
10 EXPLODED VIEWS 59
10.1. MECHANISM SECTION 59
10.2. DVD SECTION 60
10.3. CHASSIS FRAME AND CASING PARTS SECTION 61
10.4. PACKING PARTS AND ACCESSORIES SECTION 62
11 REPLACEMENT PARTS LISTS 63
11.1. REPLACEMENT NOTES 63
11.2. MECHANICAL REPLACEMENT PARTS LIST 64
11.3. ELECTRICAL REPLACEMENT PARTS LIST 65
CONTENTS
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PV-D4735S / PV-D4745 / PV-D4745S / PV-D4745S-K