Christie Digital Systems P35GPS-AT, P35GPS-MT - page 42

Calibration, Alignment, and Adjustment Procedures

CHRISTIE DIGITAL SYSTEMS P35GPS Projector

March, 2004

6-9

6.7. Optical Image Alignment and Adjustment Procedures

1. With FLAT lens removed from turret, center light image on screen.

2. Level console and projector.

3. Install FLAT lens and ensure that corners of screen go dark just as bulb becomes over-

focused. If necessary, move projector head using mounting plate adjustments.

4. Run RP-40 loop; adjust so that projected image is level with respect to bottom and side

masking.

5. Rotate lens turret and masking to SCOPE.

6. Run RP-40 loop.

7. Center projected image vertically, using stop adjustment, and laterally, using eccentric

adjustment. Adjust so that projected image is level with respect to bottom and side

masking.

8. With SCOPE image vertically centered on screen, rotate lens turret and masking to FLAT.

9. Center RP-40 image vertically, using stop adjustment, and laterally, using eccentric

adjustment, to match SCOPE image settings.

10. Set focus knobs to the middle of travel range.

11. File aperture plates.

Contents

Main D I G I T A L S Y S T E M S Operating Instructions TD-621: Version 3.8 Page Page TABLE OF CONTENTS TABLE OF CONTENTS..............................................................................i LIST OF FIGURES AND TABLES...............................................................v 3. Projector installation and Assembly................................................. 3-1 4. OPERATING THE PROJECTOR ......................................................... 4-1 6. CALIBRATION, ALIGNMENT, AND ADJUSTMENT PROCEDURES.6-1 7. Troubleshooting Procedures ............................................................. 7-1 Page Appendix C: Schematic Diagrams ....................................................... C-1 LIST OF FIGURES AND TABLES Page 1. INTRODUCTION 1.1. CONTENTS OF THE MANUAL 1.2. WHO SHOULD USE THIS MANUAL? 1.3. SPECIAL NOTICES Page 2. GENERAL DESCRIPTION 2.1. OPTIONAL FEATURES 2.2. SPECIFICATIONS Page Page Page 3. PROJECTOR INSTALLATION AND ASSEMBLY 3.1. UNPACKING THE PROJECTOR 3.2. INSTALLATION Page Category Item Use 3.3. ELECTRICAL CONNECTIONS Page Page Page 4. OPERATING THE PROJECTOR 4.1. GENERAL 4.2. PRE-OPERATING PROCEDURES 4.2.3. LENS INSTALLATION 4.3. FILM THREADING AND OPERATING PROCEDURE Page Page 5. MAINTENANCE 5.1. GENERAL MAINTENANCE 5.2. VISUAL INSPECTION 5.3. CLEANING 5.4. REMOVAL OF ASSEMBLIES Page Page Page Page Page Page 6. CALIBRATION, ALIGNMENT, AND ADJUSTMENT PROCEDURES 6.1. ANALOG READER ALIGNMENT AND ADJUSTMENTS 6.1.2. CELL POSITIONING: VERTICAL ALIGNMENT Repeat appropriate procedures from Sections 6.1.2 through 6.1.7 if adjustments are necessary. 6.2. DIGITAL READER ALIGNMENT Page 6.3. DASHPOT ADJUSTMENT 6.4. INNER, OUTER, AND SHUTTER TIMING BELT ADJUSTMENT 6.5. SHUTTER TIMING 6.6. THE CHRISTIE DUAL-LENS TURRET Page Page Page 7. TROUBLESHOOTING PROCEDURES 7.1. MOTOR 7.2. ULTRAMITTENT ASSEMBLY 7.3. CONSTANT-SPEED SPROCKET ASSEMBLY 7.4. BELTS 7.5. CHANGEOVER ASSEMBLY 7.6. SHUTTER DRIVE (SHUTTER DRIVER AND JACKSHAFT SYSTEM) 7.7. TRAP AND GATE ASSEMBLY 7.8. LENS TURRET Page Page APPENDIX A: REPLACEABLE ASSEMBLIES AND COMPONENTS Page APPENDIX B: DIAGRAMS AND PARTS LISTS B-1: CHANGEOVER DOWSER ASSEMBLY Page B-2: AUTOMATIC CURVED TRAP AND GATE ASSEMBLY Page Page Page B-3: FIXED IDLER ASSEMBLY B-4: FIXED IDLER ASSEMBLY FLANGED B-5: JACKSHAFT ASSEMBLY Page Page Page Page Page B-9: 30-GROOVE FLANGED IDLER ASSEMBLY B-10: O B-11: INNER TIMING BELT TENSIONER ASSEMBLY B-12: CENTRAL PIVOT ANALOG SOUNDHEAD ASSEMBLY Page B-13: CENTRAL PIVOT DIGITAL SOUNDHEAD ASSEMBLY Page Page Page Page APPENDIX C: SCHEMATIC DIAGRAMS Diagram Part Number Page Page Page INDEX A B C D E F I J L M Page WARRANTY M / P35GPS PROJECTOR