Instruction/ maintenance manual of the product P35GPS-AT Christie
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D I G I T A L S Y S T E M S Operating Instructions For 35mm Film Projector Manual Turret Model P35GPS(Z)-MT Automatic Turret Model P35GPS(Z)-AT 115VAC, 60Hz Motor or 220VAC, 50Hz Motor TD-621: Version 3.
Operator’s Manual P35GPS-MT/P35GPS-AT TD621GPS (Z) The information in this document is subject to change without notice and does not represent a commitm ent on the part of C HRISTIE , D IGITAL S YSTEMS (hereinafter referred to as C HRISTIE ). C HRISTIE does not assume responsibility for e rrors that may appear in this document.
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Table of contents CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 i TABLE OF CONTENTS TABLE OF CONTENTS .............................................................................. i LIST OF FIGUR ES AND TABL ES ...............................
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector ii March 2004 5.4.2. Outer Timing Belt .................................................................................................. 5-3 5.4.3. Inner Timing Belt ........
Table of contents CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 iii 7.2.4. SYMPTOM: Shutter Streaking ............................................................................. 7-2 7.3. Constant-Speed Sprocket Assembly .....................
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector iv March 2004 7.6. Shutter Drive (Shutter Driver and Jackshaft System) ................................................... 7-3 7.6.1. SYMPTOM: Excessive Noise ................
Table of contents CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 v LIST OF FIGURES AND TABLES Figure 2-1: Table of E quipment Specifications .......................................................................... 2-1 Figure 2-2: Proj ector, Front View .
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector vi March 2004 Table B-11 Inner Timing Belt Tensioner Assembly Parts List ................................................ B-19 Figure B-12: Central Pivot Analog S oundhead Assembly (P/N 196260-001) .
1 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March 2004 1-1 1. INTRODUCTION 1.1. C ONTENTS OF THE M ANUAL This manual contains installation, operation, and operator maintenance procedures for CHRISTIE P35GPS Projector models having serial numbers P-1201 and up.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 1-2 March, 2004 1.3.1. W ARNING WARNING WARNING: Indicates the presence of a hazard that can cause personal injury if the hazard is not avoided. 1.3.2. C AUTION CAUTION: Indicates the presence of a hazard that could cause damage to projection system.
2 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 2-1 2. GENERAL DESCRIPTION The CHRISTIE P35GPS Projector, manufactured exclusively by CHRISTIE DIGITAL SYSTEMS in Cypress, California, is a dual-lens 35mm m ovie projector that employs a revolutionary sealed-bearing intermittent movem ent called the Ultramittent © .
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 2-2 March, 2004 1. *Dual Turret (196555-001 10. **Sound-head Assembl y-(Analog- 2. Turndown Knob (194510-001) (96260-001,Digital-196220-002) 3. center sprocket Assembl y (194856-002 11.
General Description CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 2-3 17. Lower Sprocket Assembly (194857-001) 27. Analog Power Supply (194908-001) 18. Shutter Driver Assem bly (194866-001) 28. Upper Sprocket Pulle y (194858-001) 19. Ultramittent Pulley (194818-001) 29.
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3 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 3-1 3. PROJECTOR INSTALLATION AND ASSEMBLY 3.1. U NPACKING THE P ROJECTOR Before opening box (es), carefully inspect outside of carton(s). If carton has been damaged, notify shipper immediately; do not open carton unless instructed to do so.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 3-2 March, 2004 2. Insert lock washer (item 2 in Figure 3-1) and flat washer (item 3 in Figure 3-1) onto second hex bolt (item 1 in Figure 3-1). Insert hex head bolt, with lock washer and flat washer, into upper left opening of projector mount.
Projector Installation and Assembly CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 3-3 Category Item Use Tools Miscellaneous Allen wrenches General Maintenance Small standard screwdriver Philli.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 3-4 March, 2004 Figure 3-3: Projector Wiring Diagram (50- and 60-Hz models) 3.3.2. A-C P ROJECTOR W IRING A-C wiring to the projector requires stranded, 14- gauge wire. Be sure to follow local and national electrical codes for A-C wiring.
Projector Installation and Assembly CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 3-5 Terminal TB1 Connection 1 Motor (A-C neutral) 2 Motor switch lead (A-C hot, switched externally) 3 Framing.
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4 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 4-1 4. OPERATING THE PROJECTOR 4.1. G ENERAL Before operating the projector, verify that all phases of installation and assembly have been completed. WARNING • Verify that cover for belt side of projector is installed before and during operation.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 4-2 March, 2004 4.2.3. L ENS I NSTALLATION 3. Install lens system in lens holder. If it is necessary to open lens holder wider than normal: a) Loosen two lens-locking screws. b) Turn jack screw clockwise until lens slides into lens holder.
Operating the Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 4-3 c) Wrap film around sprocket and close pad roller (L) of lower constant-speed sprocket assembly.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 4-4 March, 2004 10. Place film at upper part of Ultramittent in film guide (R). 11. Align film on steel bands of trap and gate assembly (T). 12. Close gate (C ) and lock catch knob (D) in place.
5 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 5-1 5. MAINTENANCE This projector has been designed to provide years of optimum perform ance while requiring only routine maintenance and cleaning. However, CHRISTIE strongly recomm ends a periodic maintenance program of scheduled operational checks and preventive m aintenance.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 5-2 March, 2004 5.3. C LEANING Projector should be kept clean at all times . 1. Remove dust and foreign matter from projector and assemblies. Use soft, lint-free cloth, or spray with compressed air at force no greater than 20 psi.
Maintenance CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 5-3 5.4.2. O UTER T IMING B ELT Refer to Figure 5-2 below. 1. Loosen outer belt tension adjust assembly screw (item 6 in Figure 5-2) and slide idler (item 3 in Figure 5-2) up to release tension on outer timing belt (item 5 in Figure 5-2).
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 5-4 March, 2004 1: Inner Belt Tensioner (196056-001) 2: Shutter Driver Standoff (119153P001) 3: Upper Sprocket Pulley (19485.
Maintenance CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 5-5 1: Shutter Timing Belt (598931-533) 2: 12-Groove Pulley (194827-001) 3: Shutter Driver Housing (194866-001) 4: Single Blade Shutter Assembly (194697-001) 5: Jack-shaft Housing (194810-001) 6: 16-Groove Pulley (194824-001) Figure 5-4: Shutter Timing Belt 5.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 5-6 March, 2004 5.4.6. U LTRAMITTENT A SSEMBLY Disassembly of Ultramittent or attempted repair of components will void warranty. Refer to item 5 on page 2-3. 1. Relieve tension on outer timing belt (see Section 5.
Maintenance CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 5-7 3. Remove flexible shaft from dowser blade. 4. Remove two Allen head screws securing electric changeover assembly to m ainframe. 5. Remove changeover assembly. 5.4.10. R EMOVAL OF S HUTTER D RIVER A SSEMBLY Refer to item 7 in Figure 5-3 on page 5-4.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 5-8 March, 2004.
6 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 6-1 6. CALIBRATION, ALIGNMENT, AND ADJUSTMENT PROCEDURES The projector has been factory aligned, calibrated, and adjusted prior to shipment. The following paragraphs contain the necessary information to calibrate, align, and adjust the various components and assemblies.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 6-2 March, 2004 6.1.1. P RELIMINARY P ROCEDURES Refer to Figure 3-2 on page 3-34 for a list of the tools, equipment, and materials required. 1. Verify that LED is operational and lens is clean.
Calibration, Alignment, and Adjustment Procedures CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 6-3 6.1.5. A LIGNMENT V ERIFICATION 1. Repeat vertical and horizontal alignment procedures described in Sections 6.1.2 and 6.1.3. 2. Recheck to verify that optimum alignm ent has been achieved.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 6-4 March, 2004 1: Clamp mounting 2: Focus adjustment 3: Vertical adjustment locking screw 4: Azimuth adjustment locking scr.
Calibration, Alignment, and Adjustment Procedures CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 6-5 9. Adjust LED power supply output for 4 ±0.5V of video amplitude if necessary. 10. Lock all adjustment (items 3, 4, 7, and 9 in Figure 6-2). 6.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 6-6 March, 2004 6.4.3. O UTER T IMING B ELT Refer to Figure 5-2 on page 5-3. 1. Loosen outer belt tension adjust assembly locking screw (item 6 in Figure 5-2) . 2. Adjust outer timing belt tension assembly by turning bolt (item 8 in Figure 5-2) until belt deflection of 0.
Calibration, Alignment, and Adjustment Procedures CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 6-7 6.6. T HE CHRISTIE D UAL -L ENS T URRET 6.6.1. G ENERAL D ESCRIPTION The CHRISTIE Turret System for the P35GPS Projector is a mechanical device holding two lenses in a rotating plate about a central axis.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 6-8 March, 2004 6.6.4. Timing Adjustments – Turret and Aperture Motor The turret motor and the aperture motor are controlled from the PC board, which is mounted on the non-operator side of the projector.
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.
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7 CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 7-1 7. TROUBLESHOOTING PROCEDURES Only technicians who are familiar with the installation and adjustment procedures described in previous sections of this manual should attempt to troubleshoot or repair a problem.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 7-2 March, 2004 7.2. U LTRAMITTENT A SSEMBLY 7.2.1. SYMPTOM: E XCESSIVE T ICKING Excessive ticking is indicative of a worn star or cam. Replace Ultram ittent assembly (see Section 5.
7:Troubleshooting Procedures CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 7-3 2. Check pad roller arm spring mechanism . Repair or Replace as needed. 7.4. B ELTS 7.4.1. SYMPTOM: E XCESSIVE N OISE 1. Check condition of all belts. Replace any belts that appear old, dry, or cracked.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector 7-4 March, 2004 1. Check rotation of bearings on shafts. 2. Replace defective component. 7.6.2. SYMPTOM: S HUTTER S TREAK 1. Time shutter (see Section 6.5). 2. Check for worn pulleys.
7:Troubleshooting Procedures CHRISTIE DIGITAL SYSTEMS P35GPS Projector March, 2004 7-5 7.8.3. SYMPTOM: T URRET H INGE T OO L OOSE Adjust bushing at base of hinge.
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Appendix A CHRISTIE DIGITAL SYSTEMS P35GPS Projector A-1 March, 2004 APPENDIX A: REPLACEABLE ASSEMBLIES AND COMPONENTS Part Number Description Section 119263-002 Dowser Blade Assembly 5.4.6 119450-005 Ultramittent Assembly 5.4.6 120651M001 Ultramittent Shoe Closure Assembly 5.
P35GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector A-2 March, 2004 Part Number Description Section 194866-001 Shutter Driver Assembly 5.4.10 194908-001 LED/Pre-amp Power Supply Assembly 5.4.6 194909-001 Solar Cell/Pre-amp Assembly 5.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-1 March, 2004 Appendix B APPENDIX B: DIAGRAMS AND PARTS LISTS Appendix B contains diagrams and parts lists for these major com ponents of the P35GPS motion picture projector: 1. Changeover Dowser Assembly 2.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-2 March, 2004 B-1: C HANGEOVER D OWSER A SSEMBLY Figure B-1: Changeover Douser Assembly (P/N 196601-001) # Item Description Part Number 1 M.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-3 March, 2004 7* Screw, SHC, 8-32 x 0.75 in (1.905 cm) L 598931-046 8 Screw, SHC, 6-32 x 0.1875 in (0.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-4 March, 2004 B-2: A UTOMATIC C URVED T RAP AND G ATE A SSEMBLY Figure B-2: Automatic Curved Trap and Gate Assembly (P/N 196556-001).
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-5 March, 2004 # Item Description Part Number 1 Rail, Inner Guide 121158-001 2 Screw, SHC, 4-40 UNC x 0.25 in (0.635 cm) L (4) 598931-038 3 Rail, Outer Guide 121159-001 4 Band, Trap and Gate (2) 120660-002 5 Screw, SHC, 2-56 UNC x 0.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-6 March, 2004 30 Shim, Precision Shaft, 0.008 in (0.02032 cm) (2) 598931-428 31 Housing, Gate 120659-001 32 Sleeve, Bearing (2) 598931-090 33 Washer, Curved Spring (2) 598931-318 34 Cap, Gate Shaft 120670-001 35 Screw, SHC, 8-32 UNC x 0.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-7 March, 2004 59 Bushing, Support Pin 120672-001 60 Arm Upper End Band (2) 120677-001 61 Block, Upper End 120676-001 62 Spacer, Precision, 0.25 in (0.635 cm) OD x 0.187 in (0.475 cm) ID x 0.01 in (0.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-8 March, 2004 B-3: F IXED I DLER A SSEMBLY Figure B-3: Fixed Idler Assembly (P/N 194756-001) # Item Description Part Number 1 Standoff 194740-001 2 Roller, Isolator 121120-001 3 Idler, 30-Groove 194895-001 4 Retainer, Bearing 119061P002 5 Screw, Flat Head Socket, ¼-20 x 1.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-9 March, 2004 B-4: F IXED I DLER A SSEMBLY F LANGED Figure B-4: Fixed Idler Assembly, Flanged (P/N 194756-002) # Item Description Part Number 1 S.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-10 March, 2004 B-5: J ACKSHAFT A SSEMBLY Figure B-5: Jackshaft Assembly (P/N 194810-001) # Item Description Part Number 1 Housing, Jackshaft 194766-001 2 Ring, Retaining 598931-448 3 Ball Bearing, 0.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-11 March, 2004 B-6: C ENTER AND U PPER C ONSTANT -S PEED S PROCKET A SSEMBLY Figure B-6: Upper and Center Constant-Speed Sprocket Assembly (P/N 1.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-12 March, 2004 # Item Description Part Number 1 Screw, Shaft End 119055-002 2 Sprocket, Film 598931-107 3 Shaft, Upper and Center Constant Speed Sprocket 194832-001 4 Screw, SHC, 4-40 x 0.25 in (0.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-13 March, 2004 Figure B-7: Lower Constant-Speed Sprocket Assembly (P/N 194857-001).
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-14 March, 2004 # Item Description Part Number 1 Screw, Truss, 10-32 x 0.375 in (0.9525 cm) L (2) 598931-486 2 Sprocket, Film 598931-107 3 Shaft, Lower Constant Speed Sprocket 194833-001 4 Screw, SHC, 4-40 x 0.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-15 March, 2004 B-8: S HUTTER D RIVER A SSEMBLY Figure B-8: Shutter Driver Assembly (P/N 194866-001).
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-16 March, 2004 # Item Description Part Number 1 Pulley, 12-Groove 194827-001 2 Ball Bearing, 0.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-17 March, 2004 B-9: 30-G ROOVE F LANGED I DLER A SSEMBLY Figure B-9: 30-Groove Flanged Idler Assembly (P/N 194880-001) # Item Description Part Number 1 Idler, 30-Groove Flanged 194822-001 2 Tolerance Ring, AN 112031-S 598931-593 3 Ball Bearing, 0.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-18 March, 2004 B-10: O UTER T IMING B ELT T ENSIONER A SSEMBLY Figure B-10: Outer Timing Belt Tensioner Assembly (P/N 196055-001) # Item De.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-19 March, 2004 B-11: I NNER T IMING B ELT T ENSIONER A SSEMBLY Figure B-11: Inner Timing Belt Tensioner Assembly (P/N 196056-001) # Item Descript.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-20 March, 2004 B-12: C ENTRAL P IVOT A NALOG S OUNDHEAD A SSEMBLY Figure B-12: Central Pivot Anal og Soundhead Assembly (196260-001) # Item.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-21 March, 2004 12 Ball Bearing, by-pass Roller Assembly 598931-119 13 Roller, Film by-pass Sound Head 119168-001 14 External Retaining Ring 59893.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-22 March, 2004 B-13: C ENTRAL P IVOT D IGITAL S OUNDHEAD A SSEMBLY Figure B-13: Central Pivot Digital Soundhead Assembly (196220-002 ) # It.
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-23 March, 2004 10 Screw, Socket Head Cap 10-32 x 3/4 515500-016 11 Shaft-35MM Film Roller 119159-001 12 Ball Bearing, by-pass Roller Assembly 598.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-24 March, 2004 45 Screw Socket Head Cap 8-32 x 1/2 598931-044 46 CCD Assembly 196122-001 47 Digital Power Supply Assembly (Not Shown) 194834-001 48 LED Power Supply Assembly (Not Shown) 194908-001 49 Shim Spacer .
Appendix B CHRISTIE DIGITAL SYSTEMS M35GPS Projector B-25 March, 2004 Figure B-14: Intermittent Shoe Closure Assembly (120651M001) # Item Description Part Number 1 Block, Aligning Pressure Pad 119075-.
M35GPS Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector B-26 March, 2004 9 Spring Compression .180 in (.04572 cm) OD 598931-832 10 Ball .1875 in (0.4763 cm) DIA 598931-294 11 Shaft, Ultramittent Shoe Closer 120653-001 12 Screw, SHC 8-32 UNC x 0.5 in (1.
Appendix C CHRISTIE DIGITAL SYSTEMS M35GPS Projector C-1 March, 2004 APPENDIX C: SCHEMATIC DIAGRAMS Table C- 1 lists the schematics for the P35GPS projector that are included with this manual.
P35 GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-2 March, 2004.
Appendix C CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-3 March, 2004.
P35 GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-4 March, 2004.
Appendix C CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-5 March, 2004 INDEX A Airpot 4-3 Alignment, Azimuth Adjustment 6-1 Set Screw 6-1 Alignment, Horizontal Adjustment 6-1 Set Screw 6-1 Alignment, Ve.
P35 GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-6 March, 2004 F Fan Removal 5-7 Film Threading 4-2 Flywheel 3-1 Installation 4-1 Focus Adjustment 6-1 Framing Knob 4-2, 4.
Appendix C CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-7 March, 2004 T Trap and Gate Assembly 4-3, 4-4 Removal 5-2 U Ultramittent 2-1, 4-2, 4-3, 4-4 Ultramittent Assembly Removal 5-6 V Visual Inspecti.
P35 GPS Dual Lens Turret Projector CHRISTIE DIGITAL SYSTEMS P35GPS Projector C-8 March, 2004 WARRANTY COVERING M / P35GPS PROJECTOR Manufactured by: CHRISTIE DIGITAL SYSTEMS (Herein referred to as &qu.
An important point after buying a device Christie P35GPS-AT (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Christie P35GPS-AT yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Christie P35GPS-AT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Christie P35GPS-AT you will learn all the available features of the product, as well as information on its operation. The information that you get Christie P35GPS-AT will certainly help you make a decision on the purchase.
If you already are a holder of Christie P35GPS-AT, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Christie P35GPS-AT.
However, one of the most important roles played by the user manual is to help in solving problems with Christie P35GPS-AT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Christie P35GPS-AT along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
