CONTENTS
| Page | Page | ||
1 | SAFETY PRECAUTIONS | 4 | 11.6. Disassembling the Stepping Motor Unit | 20 |
| 1.1. GENERAL GUIDELINES | 4 | 11.7. Disassembling the Optical Pickup Unit | 20 |
2 | PREVENTION OF ELECTRO STATIC DISCHARGE (ESD) TO |
| 11.8. Disassembling the Nut Unit | 21 |
| ELECTROSTATICALLY SENSITIVE (ES) DEVICES | 4 | 11.9. Disassembling the | 21 |
3 | PRECAUTION OF LASER DIODE | 5 | 11.10. Assembling the Optical Pickup | 21 |
4 | HANDLING PRECAUTIONS FOR TRAVERSE DECK | 5 | 11.11. Disassembling the Spindle Motor Unit | 22 |
| 4.1. Handling of optical pickup | 5 | 11.12. Optical Pickup Tilt Adjustment | 23 |
| 4.2. Grounding for electrostatic breakdown prevention | 5 | 11.13. Disassembling the Intermediate Chassis | 25 |
5 | Optical Pickup | 6 | 11.14. Disassembling the Vertical cam and Drive gear | 25 |
6 | 7 | 11.15. Disassembling the Pulley Gear and Deceleration Gear | 25 | |
| 6.1. Service Mode Table | 7 | 11.16. Disassembling the Mechanism Loading P.C.B. | 25 |
| 6.2. | 7 | 12 Electrical Adjustment | 26 |
| 6.3. Examples of Repairs Using Error Codes | 8 | 12.1. Video Output (Luminance Signal) Adjustment | 26 |
| 6.4. Sales Demonstration Lock Function | 8 | 12.2. Video Output (Chrominance Signal) Adjustment | 26 |
7 | Service Tools and Equipment | 9 | 12.3. Video Component Signal (CB) Output Adjustment | 27 |
| 7.1. Service Tools and Equipment Table | 9 | 13 Abbreviations | 28 |
| 7.2. Storing and Handling Test Discs | 9 | 14 VOLTAGE CHART | 30 |
8 | General Description | 10 | 14.1. POWER SUPPLY P.C.B. | 30 |
| 8.1. Operating Instructions | 10 | 14.2. MODULE P.C.B. | 30 |
9 | Assembling and Disassembling the Casing and Checking |
| 14.3. MOTHER P.C.B. | 33 |
| P.C.B.s | 11 | 15 BLOCK DIAGRAM | 35 |
| 9.1. Disassembly Procedure | 11 | 15.1. OVERALL BLOCK DIAGRAM | 35 |
| 9.2. Casing Parts and P.C.B. Positions | 12 | 15.2. SERVO BLOCK DIAGRAM | 36 |
| 9.3. Service Positions | 12 | 15.3. VIDEO BLOCK DIAGRAM | 37 |
| 9.4. Disassembling the Top Cover | 13 | 15.4. AUDIO BLOCK DIAGRAM | 38 |
| 9.5. Disassembling the Tray | 13 | 16 SCHEMATIC DIAGRAM | 39 |
| 9.6. Disassembling the Front Panel | 13 | 16.1. INTERCONNECTION SCHEMATIC DIAGRAM | 39 |
| 9.7. Disassembling the Loading Base Unit | 14 | 16.2. POWER SUPPLY SCHEMATIC DIAGRAM | 40 |
| 9.8. Checking the Module P.C.B. | 14 | 16.3. ADSC SECTION (MODULE P.C.B. (1/7)) SCHEMATIC |
|
| 9.9. Disassembling the Rear Panel | 14 | DIAGRAM | 41 |
| 9.10. Checking the Power Supply P.C.B. | 15 | 16.4. AV DECORDER SECTION (MODULE P.C.B. (2/7)) |
|
| 9.11. Checking the Mother P.C.B. | 15 | SCHEMATIC DIAGRAM | 42 |
| 9.12. Checking the Front Switch P.C.B. | 16 | 16.5. VIDEO D/A CONVERTER SECTION (MODULE P.C.B. |
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| 9.13. Checking the Power Switch P.C.B. | 16 | (3/7)) SCHEMATIC DIAGRAM | 43 |
10 | Service Precautions | 17 | 16.6. AUDIO SECTION (MODULE P.C.B. (4/7)) SCHEMATIC |
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| 10.1. Initializing the DVD Player | 17 | DIAGRAM | 44 |
| 10.2. Handling After Completing Repairs | 17 | 16.7. FEP SECTION (MODULE P.C.B. (5/7)) SCHEMATIC |
|
11 | Assembling and Disassembling the Optical Pickup |
| DIAGRAM | 45 |
| (Mechanical Parts) | 18 | 16.8. CPU SECTION (MODULE P.C.B. (6/7)) SCHEMATIC |
|
| 11.1. Handling the Optical Pickup | 18 | DIAGRAM | 46 |
| 11.2. Disassembly Procedure | 18 | 16.9. ODC SECTION (MODULE P.C.B. (7/7)) SCHEMATIC |
|
| 11.3. Disassembling the Clamp Base Unit | 19 | DIAGRAM | 47 |
| 11.4. Disassembling the Clamper Weight, Clamper Yoke, |
| 16.10. VIDEO OUT SECTION (MOTHER P.C.B. (1/3)) |
|
| Magnet and Clamper | 19 | SCHEMATIC DIAGRAM | 48 |
| 11.5. Disassembling the Traverse Unit | 19 |
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