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1 Safety Precautions 5 1.1. General Guidelines 5 1.2. Leakage Current Check 5 1.3. UV Precaution and UHM Lamp Precautions 5 2 Ext Option 6 2.1. Procedure to enter EXT OPTION 6 2.2. EXT OPTION Menu and Functions 6 2.3. Canceling EXT OPTION 7 3 Self-Check Mode 7 3.1. Procedure to enter the self-check mode 7 3.2. Self Check Display and Contents 8 3.3. Canceling the self-check mode 8 4 Service Mode 9 4.1. Procedure to enter the service mode 9 4.2. Canceling the service mode 9 5 Flicker Adjustment Mode 9 5.1. Procedure to enter the adjustment mode 9 5.2. Adjustment Display and Contents 9 5.3. Canceling the flicker adjustment mode 9 6 Using the SERIAL Connector 10 6.1. Connection 10 6.2. Pin Layout and Signal Names for SERIAL Connector 10 6.3. Communication Settings 10 6.4. Basic Format 11 6.5. Control / Query Commands 11 6.6. Communication Cable Specifications 13 6.7. Signal Selector Connecting Cable Specifications 14 7 Disassembly Instructions 15 7.1. Printed Circuit Board and Main Parts Location 15 7.2. Removal of Upper Case 16 7.3. Removal of A-P.C.Board 16 7.4. Removal of G-P.C.Board 16 7.5. Removal of S-P.C.Board 16 7.6. Removal of WL-P.C.Board (PT-LB50NTU/E/EA only) 16 7.7. Removal of K-P.C.Board 17 7.8. Removal of P-Module 17 7.9. Removal of B/Q-Module 18 7.10. Removal of Z-P.C.Board 18 7.11. Removal of Lamp Unit 18 7.12. Removal of Analysis Block and Lens 18 7.13. Removal of LCD Block 19 7.14. Replacement of LCD Panel (B) 19 7.15. LCD Panel Discrimination 20 7.16. LCD Panel Combination 20 7.17. Replacement of Incidence Polarizer (R and B) 20 7.18. Replacement of Incidence Polarizer (G) 21 7.19. Replacement of Projection Polarizer 21 7.20. Replacement of PBS Array (Analysis Block) 22 8 Measurement and Adjustments 23 8.1. Adjustment Procedure Flowchart 23 8.2. Cautions for Adjustment 23 8.3. Setting Before Adjustment 23 8.4. Convergence Adjustment 23 8.5. Lighting Area Adjustment 25 8.6. Software for Adjustment 26 8.7. Flicker Adjustment 28 8.8. Input Level Adjustment 28 8.9. Model Information Setup 29 9 Troubleshooting 31 10 Interconnection Block Diagram 43 10.1. Interconnection Block Diagram (1/2) 43 10.2. Interconnection Block Diagram (2/2) 44 11 Block Diagram 45 11.1. Power Supply 45 11.2. Signal Processing (1/3) 46 11.3. Signal Processing (2/3) 47 11.4. Signal Processing (3/3) 48 12 Schematic Diagram 49 12.1. A-P.C.Board (1/4) 50 12.2. A-P.C.Board (2/4) 51 12.3. A-P.C.Board (3/4) 52 12.4. A-P.C.Board (4/4) 53 12.5. WL-P.C.Board (1/3) 54 12.6. WL-P.C.Board (2/3) 55 12.7. WL-P.C.Board (3/3) 56 12.8. B-Module (1/2) 57 12.9. B-Module (2/2) 58 12.10. K-P.C.Board, S-P.C.Board, G-P.C.Board, Z-P.C.Board 59 13 Circuit Boards 61 13.1. A-P.C.Board 61 13.2. WL-P.C.Board, S-P.C.Board 62 14 Terminal guide of ICs and transistors 63 15 Exploded Views 64 16 Replacement Parts List 67