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Hughes JVC 100 Service Manual

Hughes jvc 100 projector service manual
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SERVICE
MANUAL
Model 100 Projector
2310 Camino Vida Roble
Carlsbad, California 92009
Phone: (760) 929-5300
Fax: (760) 929-5410

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Summary of Contents for Hughes JVC 100

  • Page 1: Service Manual

    SERVICE MANUAL Model 100 Projector 2310 Camino Vida Roble Carlsbad, California 92009 Phone: (760) 929-5300 Fax: (760) 929-5410...

  • Page 2: Declaration Of Conformity

    This manual was produced by Hughes-JVC Technology Corporation and may be revised without prior notice. No part of this manual may be reproduced in any form without the express written permission of Hughes-JVC Technology Corporation. ® is a registered trademark of Hughes-JVC Technology Corporation. Model 100 Service Manual...

  • Page 3: Table Of Contents

    4.11 Deflection Processor PCB..............4-12 4.12 Vertical Convergence Deflection PCB...........4-12 4.13 Horizontal Deflection PCB ............4-13 4.14 Video Input Cards ................4-13 4.15 Regulator PCB................4-13 4.16 Video Amplifier PCBs ..............4-14 ® 4.17 CRT/ILA Assembly..............4-15 4.18 Projection Lens................4-17 4.19 Recommended Spares ..............4-19 Model 100 Service Manual...
  • Page 4 Chapter 5 Troubleshooting 5.1 PCB Status LEDs ................5-1 5.2 Error Codes ..................5-5 5.3 Troubleshooting Guide..............5-8 Chapter 6 Parts List ................Appendix A Import/Export ............A-1 Appendix B Glossary ................Model 100 Service Manual...

  • Page 5: Safety Information

    JVC Certified Technicians are qualified to perform these procedures. Before removing or replacing any internal components or subassemblies, verify that the circuit breaker on the back panel is in the Off position and remove the power plug. Any adjustments Model 100 Service Manual...

  • Page 6: Heat Safeguards

    Dangerous high voltage, bright light, ultraviolet, and infrared radiation can be hazardous to personnel. Access must remain restricted to certified engineers and technicians. Ultra Violet and Infrared Light Protect eyes and face from ultra violet light and infrared light by using the following protective eyewear: Model 100 Service Manual...
  • Page 7 CRT anodes. Main power ± supply posts. Arc Lamp main power ± posts CRT yoke assemblies and other proximity electrical assemblies, ® components and wiring. If performing the ILA Back Focus, Overlap Model 100 Service Manual...
  • Page 8 Periodically check the condition of the gloves for cracks. Power Supply The Model 100 projector operates from a 90V - 264V, 20 Amp, single-phase, 50/60 Hz AC power source. Verify that local power source matches these requirements before operating! Installation should be performed by an electrician with current knowledge of electrical codes in the country of use.

  • Page 9: Safety

    1.1 Safety......................1-1 1.2 Updates.....................1-1 1.3 Tool List ....................1-2 1.4 Acronyms Used in this manual ..............1-2 This Service Manual is designed to be used with the Model 100 User’s Guide. This Service Manual provides information on the: Projector functional description; Service adjustments Removal and replacement of subassemblies;...

  • Page 10: Tool List

    Balldriver, 4mm Balldriver, 5mm, Long, T-handle Balldriver, 6mm Balldriver, 8mm Ballpoint L-Wrench Set, 1.5-5mm Delrin .100 Hex Alignment Tool Gloves, ANSI/ASTM 10,000 volt rated, Safety Goggles, Safety, x3(covers on) and x5(covers off) Hex Ballpoint Driver, 3mm Hex Ballpoint Driver, 5mm Nutdriver, 10mm Nutdriver, 11mm (or 7/16”)
  • Page 11 SC/RTG PCB System Controller/ Raster Timing Generator Printed Circuit Board SYNC Synchronization Transistor-Transistor Logic Underwriter Laboratories Ultraviolet VA PCB Video Amplifier Printed Circuit Board Voltage Controlled Oscillator Video Input Card Video Input VP PCB Video Processor Printed Circuit Board VSYNC Vertical Sync Model 100 Service Manual...
  • Page 12 Chapter 1---Introduction Model 100 Service Manual...

  • Page 13: Introduction

    Backplane PCB ..................2-49 2.1 Introduction The Model 100 Projector consists of assemblies and components, which are grouped into the three main sections listed below. Included in each of the sections is a list of the main components found in that section and a brief description of their function (see Figure 4-1 for physical locations of assemblies and components).

  • Page 14: Optical System

    From the #1 Cold Mirror the high intensity light passes through the Secondary Focusing Lens, a UV Filter and into the Integrator, which consists of two “fly’s eye” integrating lenses. The Primary Condensing Lens collects all the light from Model 100 Service Manual...
  • Page 15 Dichroic Filter into a Feedthru Steering Mirror and the green light is transmitted through the beamsplitter into its respective Feedthru Beamsplitter. All three light beams are reflected up into the Polarizing Beam Splitter. Model 100 Service Manual...
  • Page 16 Chapter 2---System Description Figure 2-1 Top View of lower level of Illumination Path for the Model 100. Model 100 Service Manual...
  • Page 17 S-electric field and is reflected by the Main Polarizer. The reflected polarized light, either red, green or blue, leaves the PBS and goes directly into the ® device. Figure 2-2 Side view of a Feedthru Beamsplitter and the Polarizing Beamsplitter (PBS). Model 100 Service Manual...

  • Page 18: Crt \ Ila Module

    PBS. This high intensity polarized light is modulated by the image from the CRT and the light polarization is rotated (90 at 100% CRT output) by ® the liquid crystal on the output side of the ILA .
  • Page 19 Prisms (red and green). The blue polarized image light goes through the Turning Mirror and combines with the red and green light in the #2 Combining Prism to be picked up by the projection lens. Figure 2-3 Overhead view of top-level optical path. Model 100 Service Manual...

  • Page 20: Front Projection Lens

    The Xenon Arc Lamp produces high intensity white, ultraviolet and infrared light capable of severe eye injury. Never look directly at or touch the Xenon Arc Lamp. Service should be performed by Hughes-JVC certified technicians only. Model 100 Service Manual...

  • Page 21: Electronics System

    2.3 Electronics System General Description The Model 100 Electronics System includes nine printed circuit assemblies. They provide all the controlling voltages and signals to adjust and correct picture settings, geometry, convergence, and shading (see Chapter 4 of the User’s Guide).

  • Page 22: Power Supplies

    Chapter 2---System Description Power Supplies The Model 100 includes three power supply assemblies. Low Voltage Power Supply Arc Lamp Power Supply High Voltage Power Supply Low Voltage Power Supply (LVPS) Main Functions: Provides all of the analog, digital, and voltages needed by the projector.
  • Page 23 Arc Lamp. If the Arc Lamp exceeds 130 ± 5 C or the Interlock Switch is not pushed in (or pulled out) the Low Voltage Power Supply shuts down the projector. Model 100 Service Manual 2-11...
  • Page 24 To Arc Lamp To Arc A/C Input LAMP_OUT Line Lamp Igniter Igniter LAMP_RET INPUT Earth Neutral Jumper Jumpered To J106 LAMP_OK To J106 /LAMP_LIT Backplane Backplane /LAMP_OK /LAMP_ENA /COVER_ON Figure 2-6 Arc Lamp Power Supply, Block Diagram. 2-12 Model 100 Service Manual...
  • Page 25 The High Voltage Power Supply (HVPS) is located in front of the LVPS on the left side of projector (as viewed from rear). This supply provides the anode, focus, and screen voltages required for the three CRTs in the Model 100 projector. The following functions are provided by HVPS:...
  • Page 26 Horiz. Sync at either same, half or on third the frequency. IIC DATA IIC data line. Bi-directional serial line for synchronous data transfer between the SCB/RTG, the HVPS, video processing and deflection processing PCBs. 2-14 Model 100 Service Manual...

  • Page 27: Video Input Cards (Vic)

    G2 SUPPLY Video Input Cards (VIC) There is only one optional video input card slot on the Model 100. It is located immediately to the right of the Video Processor PCB on the right side of the projector. There are five Optional Video Input Cards that can be used with the Model 100 Projector.
  • Page 28 LED indication The RGB VIC includes an LED which is illuminated when the board is selected (i.e. when the /SEL_CH line is low) as the input for the Model 100 Projector. IIC serial bus interface section The RGBHV Wide Band VIC is controlled by the serial bus interface. The IIC bus comes from the System Controller Board through the Backplane Board.
  • Page 29 Description Inputs +5.1V +5.1V supply for use by RGB_VIC. +15V + 15V supply for use by RGB_VIC. -15V -15V supply for use by RGB_VIC. + 5.1 + 5.1V standby supply for use by RGB_VIC. V_STBY Model 100 Service Manual 2-17...
  • Page 30 -15V Figure 2-9 Four-Input RGB VIC I.O Diagram. The same functions performed by the RGB VIC are performed by the Four-Input RGB VIC. The description of operation and pinouts are the same as the Graphics 2-18 Model 100 Service Manual...
  • Page 31 IIC bus is indicated below (I = input to YPbPr_VIC, and O = output of YPbPr_VIC). The selection of this VIC is accomplished through the IIC control bus which provides the /SEL_VIC signal. Model 100 Service Manual 2-19...
  • Page 32 YPbPr_VIC. Table 2-5 YPbPr VIC Signals Projector Inputs Input Description Pb/B Video input signals-about 0.7 to 1 VPP Pr/R Video Processor PCB Output Description /SELECT Selection indicator for VIC. Low indicates the selected YPbPr_VIC. 2-20 Model 100 Service Manual...
  • Page 33 SECAM NTSC and 4.43NTSC and converts them to a RGBHV signal. It contains one BNC input connector for C-Video and two BNC connections for Luminance (Y) and Chrominance (C) for S-Video. The Model 100 projector does not accept sources with horizontal scan frequencies lower than 30 kHz. The Line Doubler takes scan frequencies like NTSC (~15 kHz) and doubles it to ~31 kHz, which the Model 100 can use.
  • Page 34 Those signals are further subdivided into inputs and outputs. Input refers to an Input to the VIC, output refers to an output from the VIC. 2-22 Model 100 Service Manual...
  • Page 35 /SELECT Selection indicator for VIC. Low indicates the Quad VIC is selected. Video signals. about 0.7 to 1VPP H / C Horizontal Composite input signal, about 1-1.25VPP V_VIC Vertical sync input signal to Video Processor. Model 100 Service Manual 2-23...
  • Page 36 Sensitivity and Threshold signal input and control Automatic CRT Protection by limiting Contrast Amplifiers. The Video Processor I/O diagram and the list of inputs and outputs provide information to allow the technician to perform module-level troubleshooting. 2-24 Model 100 Service Manual...

  • Page 37: Video Processor Pcb

    Inputs refers to an input to the Video Processor PCB, while output refers to an output from the Video Processor PCB. Table 2-7 Video Processor I/O signals Video Processor PCB Description 2.4 Input +15V Power for analog circuitry. Model 100 Service Manual 2-25...
  • Page 38 /Grn VAMP_OK Similar to Red VA OK. /Blu VAMP_OK Similar to Red VA OK. Red Beam Voltage signal proportional to cathode current averaged over several horizontal lines in the red CRT. Voltage level is + mV/mA. 2-26 Model 100 Service Manual...
  • Page 39 Grn G Similar to Red G Blu G2 Similar to Red G / Video Ok Signal sent to Regulator and Video Amplifier that a video signal is present at the VIC. Model 100 Service Manual 2-27...
  • Page 40 External Service Mode Switch (see Figure 3-12). Pressing this switch while turning on Circuit Breaker allows the technician to get into the Buffer Memory. This allows the loading of new operation software and boot manager. 2-28 Model 100 Service Manual...
  • Page 41 Separates horizontal and vertical syncs and provides horizontal and vertical phase adjustment. Generates blanking signals (left, right, top, and bottom). Provides internal sync generation Provides timing signals used by the System Controller section, and the Horizontal and Vertical Deflection areas. Model 100 Service Manual 2-29...
  • Page 42 The I/O descriptions are arranged by the source/destination of the signal. The format used is such that the assembly communicated with is used as the primary heading of each output. Input refers to an input to the SC/RTG, output refers to an output from the SC/RTG. 2-30 Model 100 Service Manual...

  • Page 43: System Controller/ Raster Timing Generator Pcb

    Input signal from Rear IR Detector. LENS POS CCD LINE Power to CCD AST camera. CCD DATA Data from CCD AST camera. Outputs LVPS /LV ENA Signal to enable the LVPS. /FAN_ENA Signal to enable the 24V standby power. Model 100 Service Manual 2-31...
  • Page 44 1 VPP. Red Y convergence waveform. The amplitude for full scale Y_Red Conv correction is about 1 VPP. Grn Y convergence waveform. The amplitude for full scale Y_Grn Conv correction is about 1 VPP. 2-32 Model 100 Service Manual...
  • Page 45 Signal to actuate the Green Shutter Motor. Blue Shutter Signal to actuate the Blue Shutter Motor. /IIC_SINT IIC interrupt line. IIC data line. Bi-directional serial line for synchronous data IIC_DATA transfer between the SCB/RTG and the Horizontal Deflection PCB. Model 100 Service Manual 2-33...
  • Page 46 Band C: from 90 kHz to 135 kHz These bands are outputted through the IIC interface to be used by the System Controller Board. Backplane Board. The Horizontal Deflection Board uses these lines for proper selection of retrace times. 2-34 Model 100 Service Manual...
  • Page 47 4-10). The following functions are performed by or controlled by the Deflection PCB: ® Controls the ILA Bias and Frequency Combines Focus and Dynamic Focus signals to one signal (Focus_sig) for both the horizontal and vertical for each color L/R and T/B Pincushion Model 100 Service Manual 2-35...
  • Page 48 Figure 2-15 I/O diagram of Deflection Processor PCB. The Deflection Processor PCB I/O diagram (see Figure 2-14) and the list of inputs and outputs (see Table 2-9) provide information for the technician to perform module level troubleshooting. 2-36 Model 100 Service Manual...

  • Page 49: Deflection Processor Pcb

    BLU_ROTATE Similar to RED ROTATE. X RED_SIG Red X-axis geometry correction data and also L/R Bow, L/R Skew, Horiz. Edge Linearity, and width X GRN_SIG Similar to X RED SIG except without the width signal. Model 100 Service Manual 2-37...
  • Page 50 Combines Convergence data from the System Controller/ RTG PCB with Geometry data signals (X_RGB_SIG and Y_RGB_SIG) Scan reversal via jumper positioning RGB Rotation Drive for Vertical Deflection Coils Vertical Sweep Failure (Vert_OK) Interlock Status for all the Yoke connections 2-38 Model 100 Service Manual...
  • Page 51 The assembly communicated with is used as the primary heading of each group of signals. Those signals are subdivided into inputs and outputs. Input refers to an Input to the, output refers to an output from the Vertical Convergence Deflection PCB. Model 100 Service Manual 2-39...

  • Page 52: Vertical Convergence Deflection Pcb

    IIC clock line. Unidirectional clock line for control of synchronous data transfer over the IIC bus interface. Deflection Processor RED_ROTAT Signal to rotate the image for convergence alignment. GRN_ROTAT Similar to RED ROTATE. BLU_ROTAT Similar to RED ROTATE. 2-40 Model 100 Service Manual...
  • Page 53 Switching for the three different Flyback modes Processing the Horizontal Frequency to provide the Horizontal Gate Drive circuitry for timing control of the Horizontal Deflection Coil Horizontal Drive for the Horizontal Deflection Coils Horizontal Size adjustment Model 100 Service Manual 2-41...

  • Page 54: Horizontal Deflection Pcb

    C/D Board, output refers to an output from the C/D Board. Table 2-11 Horizontal Deflection input/output signals Horizontal Deflection PCB Inputs +5.1V Power for digital circuitry. +15V Power for analog circuitry. +15V Power for analog circuitry. 2-42 Model 100 Service Manual...
  • Page 55 IIC clock line. Unidirectional clock line for control of synchronous data transfer over the IIC bus interface. Outputs /IIC_INT IIC interrupt line. Regulator PCB /SWEEP_OK Sweep Failure detect signal to Regulator PCB Deflection Processor H PS INFO Horizontal sweep feedback signal Model 100 Service Manual 2-43...

  • Page 56: Regulator For Three Crts

    G control signal going to all the Video Amplifier PCBs. A high input to any of these signals will shutdown the G controls to all the Video Amplifier PCBs. 2-44 Model 100 Service Manual...

  • Page 57: Regulator Pcb

    + 60 V Video Output drive supply HVPS G2 SUPPLY G2 Supply Voltage 1 kV. ARC_GND Ground G1_SUPPLY G1 Supply Voltage -75V. GROUND Ground BLANKING Blanking signal composed of right, left, top and bottom blanking. Model 100 Service Manual 2-45...

  • Page 58: Video Amplifier Pcbs

    CRT interface for focus, heater voltage and ARC ground The Video Amplifier Board I/O diagram (see Figure 2-19) and the list of Inputs and Outputs (see Table 2-13) provide information for the technician to perform module level troubleshooting. 2-46 Model 100 Service Manual...
  • Page 59 The assembly communicated with is used as the primary heading of each group of signals. Those signals are subdivided into inputs and outputs. Input refers to an Input to the Video Amplifier PCB, output refers to an output from the Video Amplifier PCB. Model 100 Service Manual 2-47...

  • Page 60: Video Amplifier Pcb

    VA PCB (This signal is called /HV_ENABLE at the HVPS). BEAM CRT beam current. Feedback to Video Processor PCB for beam current limiting. About 1 volt per 100 UA CATHODE Video drive signal to CRT DC bias + Blanking HEAT + + 6.2V CRT Filament Voltage...

  • Page 61: Backplane Pcb

    PCB. Signals are not modified in any way by the Backplane. It serves only as an interconnecting point. Refer to Figure 2-20 for a general idea of how the projector wiring is interconnected through the Backplane PCB. Model 100 Service Manual 2-49...
  • Page 62 Chapter 2---System Description Figure 2-20 Backplane Board Interface Block Diagram. 2-50 Model 100 Service Manual...
  • Page 63 Chapter 2---System Description Model 100 Service Manual 2-51...

  • Page 64: Introduction

    3.10 Cleaning Lenses, CRT, ILA® Assemblies and Mirrors........3-22 3.1 Introduction This chapter details adjustment procedures required to maintain the Model 100. Refer to Figure 3-1 and Figure 3-2 to locate assemblies and components. A tool list, required to perform adjustments, is in Chapter 1.
  • Page 65 Do not use the interlock switch to power-off the projector because it maintains power to the fans to cool the Arc Lamp. The power interlock switches for front cover are attached to the chassis frame. Model 100 Service Manual...
  • Page 66 Chapter 3---Service Adjustments Arc Lamp CRTs Power LVPS Supply HVPS Arc Lamp Arc Lamp ulat Electr onics Igniter Front Assembly Projection Video Lens Amplifier PCB Figure 3-1 Major components of the Model 100 Projector. 3-3Model 100 Service Manual...

  • Page 68: Arc Lamp Adjustment

    CAUTION : Do Not place DVM leads across Igniter Terminals ± during projector power up because there is a 32 kV pulse that lights the Arc Lamp that is present across these leads during power up. Model 100 Service Manual...
  • Page 69 750 ±25. If increasing the current, observe that the voltage may increase slightly. 7. Wait approximately 10 minutes, then recheck the current and voltage and make final adjustments, if necessary. Leave the front cover off to perform the Arc Lamp Alignment procedure. Model 100 Service Manual...

  • Page 70: Arc Lamp Alignment

    Maximize the center screen brightness in the Y-axis on the screen. 13. When the center screen brightness is maximized in the Y-Axis, tighten the 4 Phillips-head retaining screws (see Figure 3-5). Model 100 Service Manual...
  • Page 71 17. Loosen the 4 Phillips-head retaining screws (see Figure 3-6) to allow the Arc Lamp Module to move. Use a Phillips screw driver with a long shank to get to the 2 screws (not visible in photo in Figure 3-6) on the bottom of the Arc Lamp Module. Model 100 Service Manual...

  • Page 72: Ila Back Focus

    6. Use left and right arrows to focus the projection lens to get sharply focused spacer balls. ® NOTE: Spacer balls are used inside the ILA Assembly to separate the layers. They are tiny, random, irregularly-shaped spots that are Model 100 Service Manual...
  • Page 73 To adjust the ILA Back Focus for a Fixed Lens: 1. Remove all the covers (see Section 4.2). 2. View the Green Channels. Hide the Red and Blue Channels. Select Test Pattern #7 (the Pluge/grey test pattern). 3-10 Model 100 Service Manual...

  • Page 74: Crt Electronic Focus

    3. Maximize the size on all three colors. 4. Hide the channels that are not being adjusted. 5. Zoom the Projection Lens to the widest angle and adjust the Projection Lens focus for the sharpest image (ensure Spacerballs are properly focused). Model 100 Service Manual 3-11...

  • Page 75: Ila Overlap

    ® assemblies. CAUTION! To avoid damaging the connector, grasp ® the ILA assembly itself, not the connector at the top. 3-12 Model 100 Service Manual...

  • Page 76: Front/Rear Or Inverted Projection Jumper Settings

    NOTE: When the Horizontal Scan Reversal Jumper is changed, the Front/Rear Convergence Jumper must also be changed. The Model 100 Projector is shipped with the Horizontal Front / Rear jumper plug is in CN702 for front/upright projection. The Front / Rear Convergence jumper plug is in CN708.
  • Page 77 When changing jumpers for front or rear screen projection, Centering, convergence and shading must be rechecked. Horizontal Deflection Horizontal Scan Reversal Front/Rear Jumper Floor/Ceiling Vertical Jumper Vertical Convergence Deflection Front/Rear Convergence Jumper Figure 3-10 Vertical Convergence Deflection PCB 3-14 Model 100 Service Manual...

  • Page 78: Horizontal Size Settings

    The Ceiling/Floor jumpers invert the image vertically for use in some situations that use mirrors or ceiling projections. Figure 3-10 illustrates the location of the jumpers on the Vertical Convergence Deflection PCB. The Model 100 Projector is shipped in the upright vertical projection position with the jumper plug inserted into CN713.
  • Page 79 7. If Red is outside of Green on both sides, or inside of Green on both sides, use a Delrin .100 hex alignment tool to adjust the Red horizontal size coil to correct the error. If Red is outside of Green on one side and inside of...

  • Page 80: Software Updating

    Chapter 3---Service Adjustments 3.8 Software Updating The Model 100 software resides in Flash Memory and is updated via the projector's serial Port A. To perform an update, a disk containing the updated Boot Software (boot.hex) and/or System Software (zsys.hex) and a PC with Windows 3.1 (Windows 95/98 with Procomm Plus fax/modem software) is required to perform update.
  • Page 81 SC/RTG PCB (see Figure 3-13). Depress and hold down the Service Mode Switch. While holding down the switch, turn the projector A/C circuit breaker on. Service Mode Switch Access Hole. Figure 3-13 Service Mode Switch access hole. 3-18 Model 100 Service Manual...
  • Page 82 16. From the Windows Terminal Menu (normally in Accessories window), select "Transfers/Send Text File", then select "List Files of Type:All Files", and select the disk and/or directory with the Model 100 software. You should see a file named "boot.hex". Select this file and press the OK button to begin the upload.
  • Page 83 (normally in Accessories window). In the “Send Text File Dialog” box, select “List Files of Type: All Files *.*” and select the disk and/or directory with the Model 100 software. Select file named “zsys.hex”. Press OK to start upload. 23. During upload, a progress indicator updates the number of records received.

  • Page 84: Graphic Enhancement Adjustment

    Increasing (clockwise) sharpens the appearance of black on white text but overadjustment will adversely affect other types of graphics. This is a fixed adjustment and a compromise setting may be needed for best overall performance. Model 100 Service Manual 3-21...

  • Page 85: Cleaning Lenses, Crt, Ila® Assemblies And Mirrors

    Mirrors and Polarizing Beam Splitter Windows. Normally cleaning is not needed. Clean only if absolutely necessary using compressed air. Do not wipe mirrors. 3-22 Model 100 Service Manual...

  • Page 86: Introduction

    After the cooling fans have automatically stopped running, turn off the circuit breaker. Allow a discharge time of at least one minute for the high voltage to bleed off, then unplug the power cord from the AC wall outlet. Observe all Cautions and Warnings Model 100 Service Manual...
  • Page 87 Figure 4-1 for their locations. CAUTION!!! It is very strongly recommended that setup data be downloaded (Exported, see Model 100 Data Import/Export Procedure section A-1) before performing any of the following procedures. Exporting baseline source setup data to disk is an excellent precautionary measure.
  • Page 88 Chapter 4---Maintenance (Removal/Replacement) Electronic Module card cage Arc Lamp Module ® CRT/ ILA Assembly Igniter Assembly Low Voltage High Voltage Figure 4-1 Major Components. Power Supply Power Supply Arc Lamp Power Supply Model 100 Service Manual...

  • Page 89: Projector Covers

    5. Replace the covers in reverse order. 4.3 Air Filters There are 2 air filters in the Model 100. They should be checked and cleaned whenever necessary. Both filters can be easily removed for periodic cleaning by sliding the filter element out of it’s tray. In extremely dusty or dirty conditions, the...

  • Page 90: Arc Lamp Assembly

    Turn the projector off, allow the projector to cool for 5 minutes. Power off the main ac circuit breaker at the front right corner of the projector Remove the power plug from the AC outlet. To remove the Arc Lamp Docking Module: Model 100 Service Manual...
  • Page 91 Do not allow it to be shipped with the old Arc Lamp. If the Thermal Sensor is not installed properly, the Arc Lamp will not light. 11. Remove the two Connector Plugs (see Figure 4-5) using a slotted screwdriver. The Arc Lamp should be loose now and slide out. Model 100 Service Manual...

  • Page 92: Ignitor Assembly

    2. Disconnect the Arc Lamp ouput cables from the ALPS (see Figure 4-7). 3. Disconnect and label the cables attached to the Ignitor (see Figure 4-6). 4. Remove the 3 screws securing the Ignitor Assembly (see Figure 4-6). 5. Replace the Ignitor Assembly in reverse order. Model 100 Service Manual...

  • Page 93: Arc Lamp Power Supply

    3. Disconnect the ALPS Ouput cables from the (+) and (-) terminals on (J74). Control Cable (P11) A/C Plug (P71) Arc Lamp Output ± Cables (J74) Figure 4-7 Arc Lamp Power Supply connections. 4. Disconnect the A/C plug (P71) from (J71). Model 100 Service Manual...

  • Page 94: Low Voltage Power Supply

    Figure 4-8 Low Voltage Power Supply. 4.8 High Voltage Power Supply To remove the High Voltage Power Supply (HVPS): 1. Remove all the covers (see Section 4.2). 2. Disconnect the 3 CRT Anode leads(unscrew black connector). Model 100 Service Manual...

  • Page 95: System Controller / Raster Timing Generator Pcb

    : It is strongly recommended to download (Export) setup data to a Laptop or PC prior to replacing the SC/RTG PCB, to retain data otherwise all the setup data will stay will the old SC/RTG PCB (see Appendix A Import/Export). 4-10 Model 100 Service Manual...

  • Page 96: System Controller \ Raster Timing Generator

    To remove the Video Processor PCB : 1. Disconnect the Video Input cables. 2. Remove the right side cover (optional). 3. Use a small, flat-blade screwdriver to remove the retaining screws 4. Grasp the D-handle and pull out the. Model 100 Service Manual...

  • Page 97: Deflection Processor Pcb

    7. Grab the PCB by the edges and pull it out of the Electronics Module card cage. 8. Replace the Vertical Convergence Deflection PCB in the reverse order. 4-12 Model 100 Service Manual...

  • Page 98: Horizontal Deflection Pcb

    4.14 Video Input Cards (VICs) Instructions for installing, removing, editing and VIC Settings are covered in Chapter 4 Section 4.11.1 of the Model 100 User's Guide. 4.15 Regulator PCB The Regulator PCB is located next to the Green Video Amplifier PCB. These two circuit boards appear to be just one board.

  • Page 99: Video Amplifier Pcbs

    Figure 4-13 Regulator PCB. 4.16 Video Amplifier PCB On the Model 100, there are three Video Amplifier PCBs, one for each of the 3 CRTs. Each VA PCB is located directly under its respective CRT. To remove a Video Amplifier PCB: 1.

  • Page 100: Crt/Ila

    11. Green and Blue Video Amps are turned around 180 . ® 4.17 CRT/ ILA Assembly ® In the Model 100 the CRT and ILA are removed from the projector and replaced as one part. ® NOTE: The CRTand ILA should be treated as one unit.
  • Page 101 12. Pull the CRT/ILA Assembly out of the projector. ® 13. Replace the CRT/ILA Assembly in the reverse order. CRT Clamp ® Screws Mount (one screw on Screws each side) ® Figure 4-15 ILA Assembly top view. 4-16 Model 100 Service Manual...

  • Page 102: Projection Lens

    7. Remove the Lens Support Bracket by removing the 4 hex-head mounting bolts (4mm). NOTE: To remove one of the bottom mounting bolts, it may be necessary to remove the Arc Lamp Air Duct. Remove the 2 Phillips-head screws and lift the Air Duct and pull out. Model 100 Service Manual...
  • Page 103 Adjusting the Lens Support Bracket all the way up (screws at the bottom of slots) produces a 100% offset, while adjusting the Bracket all the way down (screws at the top of slots) produces 0% offset.

  • Page 104: Recommended Spares

    Raster Timing Gen 104520 PCA Deflection Processor 104413 PCA Graphics Enhancer VIC 104450 Arc Lamp Power Supply 104451 Low Voltage Power Supply 104502 High Voltage Power Supply 104450 Arc Lamp Power Supply 106124 Arc Lamp Module Model 100 Service Manual...

  • Page 105: Troubleshooting

    System Controller/ Raster Timing Generator, the Video Processor PCB, the Deflection Processor the Vertical Convergence Deflection PCB, the Horizontal Deflection PCB, the Regulator and Video Amplifier PCB. Figure 5-1 Location of LEDs on System Controller/ RTG PCB. Model 100 Service Manual...
  • Page 106 Chapter 5---Troubleshooting Figure 5-2 Location of LEDs on the Video Processor PCB. Figure 5-3 Location of LEDs on the Deflection Processor PCB. Model 100 Service Manual...
  • Page 107 Chapter 5---Troubleshooting Figure 5-4 Location of LEDs on the Vertical Convergence Deflection PCB. Figure 5-5 Location of LEDs on the Horizontal Deflection PCB. Model 100 Service Manual...
  • Page 108 Chapter 5---Troubleshooting Figure 5-6 Location of LEDs on the Regulator and Video Amplifier PCBs. Model 100 Service Manual...

  • Page 109: Error Codes

    Chapter 5---Troubleshooting 5.2 Error Codes For certain errors that may occur in the Model 100 Projector the software provides error codes that are helpful in determining the nature of the problem. Note: Use a computer terminal connected to Port A or Port B for troubleshooting because most error codes and messages will be displayed only on a terminal screen.
  • Page 110 Power On Missing” “VP PCA Not // VP_OK is High (BAD) Power On OK” 4.14 “Lamp Startup” //Lamp Failed to light (/LAMP_LIT_B not Low Power On or for 3 seconds out of 20 seconds.) Cover off Model 100 Service Manual...
  • Page 111 Process not allowed to run by higher priority processes. “Quad Dec Not //HW: Quad Decoder failed Startup Channel Change Init” Sequence. to Std Decoder 10.1 “Shutter Stat //One or more shutters reading wrong Hide RGB BAD” status. w/Shutter Preference Model 100 Service Manual...

  • Page 112: Troubleshooting Guide

    No image or raster on one Replace defective CRT/ 4.16, 4.17 ® CRT. or Video Amplifier Board. Arc Lamp will not light. Replace worn out Arc Arc Lamp Clicking noise is heard Lamp. when projector is turned Model 100 Service Manual...
  • Page 113 User’s Guide readjust if necessary. 4.3.1, through 4.3.12. Image bowed at left/right Check Bow and User’s Guide edge or top/bottom. Pincushion, adjustments. 4.3.3, 4.3.8. Picture Linearity. Readjust Horizontal, User’s Guide Vertical, or Edge 4.3.5, 4.3.6. Linearity. Model 100 Service Manual...
  • Page 114 Replace burn-in CRT/ 4.17. ® assembly Reversed ghost image on If projecting through screen. glass, prevent light from reflecting back into the lens. Picture lacks depth of field. Adjust Contrast or User’s Guide Picture- Brightness. 4.9.1, 4.9.2. 5-10 Model 100 Service Manual...
  • Page 115 Chapter 5---Troubleshooting Various Problems Model 100 Service Manual 5-11...
  • Page 116 4 must be in the UP 4.12 of position for 9600 baud and User DOWN for a baud speed of Guide, 19200. Figure 3-11 of this manual, Appendix B, page B- 1, of this manual. 5-12 Model 100 Service Manual...
  • Page 117 Chapter 5---Troubleshooting Model 100 Service Manual 5-13...

  • Page 118: Chapter 6 Parts List

    Power Supply, Arc Lamp 104450 Power Supply, High Voltage 104502 Power Supply, Low Voltage 104451 Projection Lens, 1:1, Fixed 105377 Projection Lens, 1.5:1, Fixed 105378 Projection Lens, Zoom 105379 Remote Control, Standard 105576 Remote Control, Technician 105575 Series 100 Service Manual...

  • Page 119: Glossary Of Terms

    Glossary Of Terms Amorphous Without definite form; not crystallized. Arc Lamp The xenon arc lamp in the Model 100 projector. It operates at high temperatures (160° to 200°) and produces dangerously intensive light with hazardous levels of ultraviolet and infrared radiation.
  • Page 120 I/R Windows The Model100 Projector has two I/R windows, one in front, one in back. These windows receive projector control signals from the I/R remotes. Lamp Docking Module The housing that contains the Arc Lamp assembly. Model 100 Service Manual...
  • Page 121 Ignitor. Lumen A unit of measure of the flow, or rate of emission, of light. An ordinary wax candle generates 13 lumens while a 100 watt bulb generates 1,200 lumens. Luminance Abbreviated as "Y." The portion of the signal that contains the black and white information, which affects brightness.
  • Page 122 Technician Remote Remote control used during Model 100 setup and adjustment. Alternative to Standard Remote. Provides access to many of the setup functions by direct keys instead of by menu maneuvering.
  • Page 123 Reversal Jumper displays or mirror-bounced displays. Located on the Vertical Convergence Deflection PCB. Vertical Synchronization The number of times per second a frame is Frequency transmitted to a video display screen. Xenon Arc Lamp See Arc Lamp. Model 100 Service Manual...
  • Page 124 Model 100 Configuration Data Export / Import Procedure Rev 1.0.0 This appendix defines the steps to perform a Configuration Data Export & Import from the Model 100 projector to a Host Computer. The Host Computer can be any system that has RS232 download and upload capability, including an IBM-PC compatible, an Apple MacIntosh, or a UNIX system.
  • Page 125 Know the directory and filename for uploading the Import Data. The Windows TERMINAL: Transfers: Send Text File... dialog box will default to the C:\windows directory which contains several *.txt files - SETUP.TXT is NOT a Projector EXPORT file! Model 100 Service Manual...
  • Page 126 At successful end, TERMINAL will remove the bottom line. Model 100 Menu: When the projector detects the successful end of the transfer the following screen is displayed: ================================= Import Configuration IMPORT COMPLETE New Configuration is active Model 100 Service Manual...
  • Page 127 Windows TERMINAL: FIRST press STOP to end the Host Upload transfer. 9.2. Model 100 Menu: THEN press ESC to exit the projector Import operation and return to the Maintenance Menu. There is a 10 second pause before the screen is redrawn.

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