Panasonic DMR-ES30VGN, Руководство по обслуживанию

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1 Safety precautions 7
1.1. General guidelines 7
2 Prevention of Electrostatic Discharge (ESD) to Electrostatic
Sensitive (ES) Devices 8
3 Precaution of Laser Diode 9
4 Handling the Lead-free Solder 9
4.1. About lead free solder (PbF) 9
5 Each Buttons 10
6 New Features 12
6.1. Quick start function (REC) 12
7 (DVD) Taking out the Disc from RAM-Drive Unit when the
Disc cannot be ejected by OPEN/CLOSE button 13
7.1. (DVD) Forcible Disc Eject 13
7.2. (DVD) When the Forcible Disc Eject can not be done. 13
8 (VHS) Removing Cassette Tape manually 14
8.1. (VHS) Removal by compulsory unloading. 14
8.2. (VHS) Removal by manual operation by rotating the
Loading Motor with the batteries. 14
8.3. (VHS) Take out Cassette Tapemanually after removing the
mechanism 15
9 (DVD) Service Explorer 16
10 (DVD) Self-Diagnosis and Special Mode Setting 19
10.1. (DVD) Self-Diagnosis Functions 19
10.2. (DVD) Special Modes Setting 20
10.3. (DVD) Service Modes 21
11 (VHS) Self-Diagnosis and Special Mode Setting 25
11.1. (VHS) Special Modes Setting 25
11.2. (VHS) Service Modes 26
11.3. (VHS) Self-Diagnosis Functions 27
12 Assembling and Disassembling 29
12.1. Disassembly Flow Chart 29
12.2. P.C.B. Positions 30
12.3. Caution with inserting cassette tape when disassembling
the unit 30
12.4. Top Case 31
12.5. Front Panel 31
12.6. Front Jack P.C.B. & FL Drive P.C.B. 32
12.7. Power Unit and Power P.C.B., Rear Panel & Fan Motor 32
12.8. VTR Mechanism Unit 34
12.9. Main P.C.B. 35
12.10. DVD-RAM Drive 35
12.11. Digital P.C.B. 35
12.12. Digital I/F P.C.B. 36
12.13. Nicam Decoder (A) P.C.B. (For DVD) & Nicam Decoder
(B) P.C.B. (For VTR) 37
13 Service Fixture and Tools 38
14 Service Positions 39
14.1. Checking and Repairing of Power P.C.B. 39
14.2. Checking and Repairing of & Digital I/F P.C.B. 40
14.3. Checking and Repairing of Main P.C.B. 41
14.4. Checking and Repairing of Digital P.C.B. 42
14.5. Checking and DVD-RAM Drive 43
15 (Power P.C.B.) Caution after replacing parts 44
16 (DVD) Caution after parts replacing parts 44
16.1. (DVD) After replacing the RAM Drive with new one 44
16.2. (DVD) When the unit does not operate normally after
replacing the Timer Microprocessor (IC37501) or Digital I/F
P.C.B. 44
16.3. (DVD) After replacing EEPROM (IC37502) or Digital I/F
P.C.B. 44
17 (VHS) Caution after replacing parts 45
17.1. (VHS) Adjustment Procedures after replacing DD Cylinder,
IC37502 (EEPROM) or Digital I/F P.C.B. 45
17.2. (VHS) X-VALUE & LINEARITY (P2 and P3 Posts)
ADJUSTMENT 46
17.3. (VHS) Caution after replacing VHS Microprocessor
(IC6001) 47
18 (DVD) Standard Inspection Specifications after Making
Repairs 48
19 Voltage and Waveform Chart 49
19.1. Power P.C.B. 49
19.2. Digital I/F P.C.B. 49
19.3. Main P.C.B. 51
19.4. FL Drive P.C.B. 53
19.5. Front Jack P.C.B. 53
19.6. P9001 Connector 53
19.7. Waveform 54
20 Abbreviations 56
20.1. DVD 56
20.2. VHS 58
21 Block Diagram 63
21.1. Power Supply Block Diagram 63
21.2. Digital I/F Regulator Block Diagram 64
21.3. Digital I/F Timer Block Diagram 65
21.4. System Control & Servo Block Diagram 66
21.5. Audio Block Diagram 67
21.6. Video Block Diagram 69
22 Schematic Diagram 71
22.1. Interconnection Schematic Diagram 71
22.2. Main Power Supply Schematic Diagram 73
22.3. Sub Power Section (Digital I/F P.C.B.(1/3)) Schematic
Diagram (SP) 74
CONTENTS
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DMR-ES30VGN / DMR-ES30VGC / DMR-ES30VEE