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Summary of Contents for Hughes JVC 335
- Page 1 Hughes-JVC Technology Corporation 2310 Camino Vida Roble Carlsbad, CA. 92009-1416...
- Page 2 All worldwide rights reserved. No part of this manual may be reproduced in any form without the express written permission of Hughes-JVC Technology Corporation. The contents of this Supplement may be revised without prior notice. ILA™ is a trademark of Hughes-JVC Technology Corporation.
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Page 3: Table Of Contents
Table of Contents General Information ...4 1.0 Safety Precautions...4 2.0 External Arc Lamp Power Supply ...6 3.0 Brightness Level Checks...7 4.0 Electronics Module Removal and Replacement ...11 5.0 Lamphouse/Ignitor Removal and Replacement ...13 Model 335 Supplement... -
Page 4: General Information
Series 300 projectors including the Model 335. There are some distinct areas with reference to the Model 335, mainly due to the larger Xenon Arc Lamp, that require additional information and procedures. Focusing on these distinct areas and special procedures is the purpose of this supplement. - Page 5 High voltage exists on the Ignitor Board Assembly at the front, left of the projector. Be careful when reaching over this area when the Arc Lamp is operating. Wear proper safety clothing to avoid shock hazard.
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Page 6: External Arc Lamp Power Supply
The External Arc Lamp Power Supply provides the additional power necessary to operate the larger 2500 watt Xenon Arc Lamp that is used in the Model 335 Projector. The External Arc Lamp Power Supply and all required cables are shipped with the Model 335 Projector. -
Page 7: Brightness Level Checks
The following procedures require the removal of the projector covers and should be performed by Hughes-JVC Certified Maintenance Technicians only. Prior to removing covers, review the chapter on Safety in the Series 300 Service Manual and the... - Page 8 WARNING!!! High voltage exists on the Ignitor Board Assembly at the front, left of the projector. Be careful when reaching over this area when the Arc Lamp is operating. Wear proper safety clothing to avoid shock hazard. Also wear safety goggles to protect your eyes from Ultraviolet and Infrared exposure.
- Page 9 Figure 1. Model 335 Xenon Arc Lamp Housing Assembly (Lamphouse) 3. Verify that the condensing (collimating) lens assembly has not moved (see Figure 2-2 in the Series 300 Operator’s Manual). Check to see if the assembly is loose. It should be unmovable in any direction.
- Page 10 Xenon Arc Lamp housing (see Figure 1). Clamp the probe (CAUTION! Do not have the current probe around the wire when the projector is being powered up or damage to the probe will result) around the positive wire- the positive wire will provide a more accurate reading.
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Page 11: Electronics Module Removal And Replacement
7. Verify that the cold mirror, condensing lens, and UV filter are all free from stains and cracks. 8. The Model 335 should always be able to achieve a minimum of 3000 lumens of brightness level. Use a light meter, after the... - Page 12 14. After the module is replaced, perform a CRT mechanical focus adjustment, as shown in Section 6.8 of the Series 300 Operator’s Manual. Model 335 Supplement...
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Page 13: Lamphouse/Ignitor Removal And Replacement
Do not remove the arc lamp separately! To remove the Xenon Arc Lamp Lamphouse: 1. Turn power off and unplug the projector. Do not attempt to remove or replace the Lamphouse without first removing power by turning power off with the remote (or PC terminal) and the circuit breaker on the side of the System Power Supply and unplugging the projector from the AC wall outlet. - Page 14 Ignitor Assembly. 4. Remove the three (3) hex screws that attach the Ignitor Mounting Board to the projector. NOTE: The larger washer must be replaced to the hex screw at the left, front of the Ignitor Mounting Board to allow space for the other component that is connected there.
- Page 15 Ignitor Assembly is placed “over” them-otherwise the point where they cross over each other will get in the way of the fan when the front cover is replaced. Model 335 Supplement...