Panasonic SA-HT733P, Service Manual

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5 Protection Circuitry 6
6 Precaution of Laser Diode 7
7 About Lead Free Solder (PbF) 7
8 General Description 8
8.1. Operating instructions 8
8.2. Disc information 9
8.3. About HighMAT 10
9 Accessories 15
10 Handling Precautions for Optical Pickup Unit 16
10.1. Cautions to Be Taken in Handling the Optical Pickup Unit
16
10.2. Cautions to Be Taken When Replacing the Optical Pickup
16
10.3. Grounding for electrostatic breakdown prevention 16
11 Disassembly and Main Component Replacement Procedure
18
11.1. Disassembly Procedure 18
11.2. Main Components and P.C.B. Locations 19
11.3. Disassembling the Top Cabinet 20
11.4. Disassembling the Front Panel 20
11.5. Disassembling the Tray Assembly 20
11.6. Disassembling the Mechanism Base Block 21
11.7. Disassembling the Main P.C.Board 21
11.8. Removal of the Tray Base Guide (L) and Tray Base Guide
(R) 22
11.9. Removal of the Rotary Tray 22
11.10. Removal of the Open Lock Gear 22
11.11. Removal of the Close Lock Gear 22
11.12. Removal of the Tray Motor P.C.B. and Sensor P.C.B. 23
11.13. Removal of the CD Traverse Unit 23
11.14. Removal of the Pulley Gear 23
11.15. Removal of the Loading Motor P.C.B. 24
11.16. Removal of the Drive Gear (A) & (B) 24
11.17. Disassembling the Fixed Plate, Magnet and Clamper 24
11.18. Removal of the Cam Gear & Support Piece 25
11.19. Removal of the Slide Plate (L) & (R) and Change Lever 25
11.20. Assembly of Tray Base 26
12 Service Position 27
12.1. Checking & Repair Tray Motor P.C.B and Sensor P.C.B 27
12.2. Checking & Repair Main P.C.B 27
12.3. Checking & Repair DVD Module P.C.B 27
13 Optical Pick-up Self-Diagnosis and Replacement Procedure
28
13.1. Optical Pickup Breakdown Diagnosis 28
13.2. Service Mode Table 1 29
13.3. DVD Self Diagnostic Function-Error Code 29
13.4. Service mode table 2 31
13.5. Sales demonstration lock function 33
13.6. Handling After Completing Repairs 33
14 Self-Diagnosis Function 34
14.1. Automatic Displayed Error Codes 34
14.2. Memorized Error Codes 34
15 Service Precautions 35
15.1. Recovery after the DVD player is repaired 35
15.2. Firmware version-up of the DVD player 35
16 Adjustment Procedure 36
16.1. Service Tools and Equipment 36
16.2. Important points in adjustment 36
16.3. Storing and Handling Test Discs 36
16.4. Optical adjustment 37
17 Abbreviations 38
18 Voltage Chart 40
18.1. DVD Module P.C.B. 40
18.2. Main P.C.B. 41
18.3. FL P.C.B. 42
18.4. Loading Motor P.C.B., Tray Motor P.C.B., Sensor P.C.B.
42
19 Wave Form Chart 43
20 Schematic Diagram Notes 44
21 Block Diagram 45
22 Schematic Diagram 51
23 Printed Circuit Board Diagram 61
24 Wiring Connection Diagram 65
25 Illustration of IC
痴
, Transistors and Diodes 67
26 Terminal Function of ICs 68
26.1. IC2018 (MN101C49GHB): Operation CPU 68
27 Parts Location and Replacement Parts List 69
27.1. Loading Mechanism, Traverse Unit & Cabinet 70
27.2. Component Parts List 74
27.3. Packing Materials & Accessories Parts List 83
27.4. Packaging 83
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SA-HT733P