Panasonic SA-VK81DGCS, Руководство по обслуживанию

Страница: 3 / 154

7.2. Replacing Precautions for Optical Pickup Unit 7
7.3. Grounding for Preventing Electrostatic Destruction 7
8 Precaution of Laser Diode 8
9 Accessories 9
10 Operation Procedures 10
11 Disc information 12
12 About HighMAT 14
12.1. What is HighMAT? 14
12.2. Why use HighMAT? 14
12.3. The advantages of using HighMAT 14
12.4. Outline of the HighMAT standard 15
13 Procedure for repairing the set 17
13.1. Distinguish the problem 18
13.2. Diagnosis of Optical Pick-up Unit 21
14 Optical Pickup Self-Diagnosis and Replacement Procedure 23
14.1. Self-diagnosis 23
14.2. Cautions to Be Taken During Replacement of Optical
Pickup and Spindle Motor 24
15 Self-Diagnosis Function 25
15.1. Automatic Displayed Error Codes 25
15.2. Memorized Error Codes 25
15.3. Mode Table 1 25
15.4. DVD/CD Self-Diagnosis Error Code Description 26
15.5. Error Codes Stored During No Play 26
15.6. Mode Table 2 26
15.7. Tray Lock Function 29
15.8. Things to Do After Repair 29
16 Cautions To Be Taken During Servicing 30
16.1. Recovery after the dvd player is repaired 30
16.2. DVD Player Firmware Version Upgrade Process 30
16.3. Firmware Version Upgrade Process by Using Disc and
Recovery Process 30
16.4. Using Recovery Disc 30
16.5. Total Usage Time Display 31
16.6. After replacement of DVD Module 31
17 Disassembly and Assembly of Main Component 32
17.1. Disassembly flow chart 32
17.2. Disassembly of Top Cabinet 33
17.3. Disassembly for DVD changer unit 33
17.4. Disassembly for Panel P.C.B., MIC P.C.B. & Tact Switch
P.C.B. 34
17.5. Disassembly of Main P.C.B., Power P.C.B., , Power Amp
P.C.B., Power Supply P.C.B., Transformer P.C.B. &
Voltage Selector P.C.B. 35
17.6. Replacement for traverse deck 38
17.7. Replacement for optical pickup unit (DVD mechanism) 38
17.8. Procedure for removing CD loading mechanism 41
17.9. CR16 mechanism disassembly procedure 41
17.10. CR16 MECHANISM ASSEMBLY PROCEDURE 47
17.11. Disassembly for Traverse Unit 58
17.12. Disassembly of Deck Mechanism Unit 60
17.13. Replacement for the cassette lid ass 馳 64
17.14. Counter-measure for tape trouble 64
18 Service Position 65
18.1. Checking Procedure 65
18.2. Checking the Main P.C.B., Power P.C.B., Power Supply
P.C.B., Power Amp P.C.B., Transformer P.C.B., Voltage
Selector P.C.B. and AC Inlet P.C.B. 65
18.3. Checking the Panel P.C.B., Tact Switch P.C.B., Mic
P.C.B., Deck P.C.B. & Deck Mechanism P.C.B. 66
19 Measurements and Adjustments 67
19.1. Cassette Deck Section 67
19.2. Tuner Section 68
19.3. Alignment Points 69
20 Block Diagram 70
21 Schematic Diagram 79
21.1. Optical Pickup Unit Circuit 80
21.2. (A) DVD Module Circuit 81
21.3. (B) Main Circuit 88
21.4. (C) Panel Circuit , (D) Mic Circuit & (E) Tact Switch Circuit
97
21.5. (F) Deck Circuit & (G) Deck Mechanism Circuit 101
21.6. (H) Power Supply Circuit 103
21.7. (I) Power Amp Circuit 105
21.8. (J) Power Circuit 106
21.9. (K) Transformer Circuit, (L) AC Inlet Circuit, (M) Voltage
Selector Circuit & (N) CD Loading Circuit 108
22 Printed Circuit Board 109
22.1. (A) DVD Module P.C.B. (Side: A & B ) 109
22.2. (B) Main P.C.B. 111
22.3. (C) Panel P.C.B. 113
22.4. (D) Mic P.C.B. & (E) Tact P.C.B. 115
22.5. (H) Power Supply P.C.B. 116
22.6. (I) Power Amp P.C.B. & (N) CD Loading P.C.B. 117
22.7. (J) Power P.C.B. 118
22.8. (F) Deck P.C.B. & (G) Deck Mechanism 120
22.9. (K) Voltage Selector P.C.B. 121
22.10. (M) Voltage Selector P.C.B. & (L) AC Inlet P.C.B. 122
23 Wiring Connection Diagram 123
24 Illustration of ICs, Transistors and Diodes 125
25 Terminal Function of IC 126
25.1. IC6800 (C2CBJG000460) System Microprocessor 126
26 Parts Location and Replacement Parts List 128
26.1. Deck Mechanism (RAA3412-S) 129
26.2. DVD Loading Mechanism 132
26.3. Cabinet 136
26.4. Electrical Parts List 139
26.5. Packing Materials & Accessories Parts List 153
26.6. Packaging 153
3
SA-VK81DGCS / SA-VK81DGCP