Vivitek Projector DU70x User Manual

— i — 
Copyright  
This  publication,  including  all  photographs,  illustrations  and  software,  is  protected  under  international 
copyright laws, with all rights reserved. Neither this manual, nor any of the material contained herein, may 
be reproduced without written consent of the author. 
©  Copyright 2016 
Disclaimer 
The  information  in  this  document  is  subject  to  change  without  notice.  The  manufacturer  makes  no 
representations  or  warranties  with  respect  to  the  contents...

— ii — 
Important Safety Information 
 Important: 
It is strongly recommended that you read this section carefully before using the projector. These 
safety and usage instructions will ensure that you enjoy many years of safe use of the projector. 
Keep this manual for future reference. 
Symbols Used 
Warning symbols are used on the unit and in this manual to alert you of hazardous situations.  
The following styles are used in this manual to alert you to important information. 
Note: 
Provides...

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LASER WARNING 
  
This symbol indicates that there is a potential hazard of eye exposure to laser 
radiation unless the instructions are closely followed. 
CLASS 3R LASER PRODUCT 
This  Laser  Product  is  designated  as  Class  3R  during  all  procedures  of  operation.  LASER 
LIGHT - AVOID DIRECT EYE EXPOSURE. 
Do  not  point  laser  or  allow  laser  light  to  be  directed  or  reflected  toward  other  people  or 
reflective objects . 
Direct or scattered light can be hazardous to eyes...

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Product labels 
Below drawing show the label’s location 
 
1.  Hazard Warning Symbol and 
Aperture Label 
 
2.  Explanatory Label 
 
3.  Explanatory Label 
 
 3
12     

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Location of laser aperture 
Below drawing is the laser aperture location. Be careful not to let the eye see the light directly. 
 
Interlock switches 
This machine has 2 (Top cover x 1, Lens x 1) Interlock switches to protect the laser light Leakage. 
 
1. Will power-off the system individually when the top cover is removed. 
2. Will power-off the system individually when the lens is removed or not install correctly. Laser aperture    

— vi — 
Projector Installation Notice 
 There is no limitation angle for projector installation. 
                     
 Allow at least 50 cm clearance around the exhaust vent. 
 
               
                                    
 
 Ensure that the intake vents do not recycle hot air from the exhaust vent. 
 When operating the projector in an enclosed space, ensure that the surrounding air temperature 
within the enclosure does not exceed operation temperature while the projector is running, and...

– vii – 
Verify Installation Location 
 To supply power, the 3-blade (with earthing lead) socket should be used to ensure proper 
grounding and equalized ground potential for all of the equipment in the Projector System. 
 The power code provided with the Projector should be used. In case of any missing item, other 
qualified 3-blade (with earthing lead) power cord can be used as substitution; however, do not use 
2-blade power cord. 
 Verify if the voltage is stable, grounded properly and there is no...

— viii — 
Power Safety 
 Only use the supplied power cord. 
 Do not place anything on the power cord. Place the power cord where it will not be in the way of 
foot traffic. 
 Remove the batteries from the remote control when storing or not in use for a prolonged period. 
Cleaning the Projector 
 Unplug the power cord before cleaning. See Cleaning the Projector page 56. 
 Allow the light source to cool for about one hour. 
Regulatory Warnings 
Before  installing  and  using  the  projector,  read...

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Main Features 
 Compatible with all major video standards including NTSC, PAL, and SECAM. 
 A high brightness rating allows for presentations in daylight or in lit rooms. 
 Flexible setup allows for front, rear projections. 
 Line-of-vision projections remain square, with advanced keystone correction for angled 
projections. 
 Input source automatically detected. 
 High brightness for projection in just about any environment. 
 Supports resolutions up to WUXGA for clear and crisp images....