BenQ LH770 Manuale utente
LX770 / LH770
Digital Projector
User Manual
V1.00
English
2
Copyright & Disclaimer
Copyright
Copyright 2017 by BenQ Corporation (Shanghai).All rights reserved. No part of this publication may
be reproduced, transmitted, transcribed, stored in a retrieval system or translated into any language
or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical,
manual or otherwise, without the prior written permission of BenQ Corporation (Shanghai).
All other logos, products or company names mentioned in this manual may be the registered trademarks
or copyrights of their respective companies, and are used for reference only.
Disclaimer
BenQ Corporation (Shanghai) makes no representations or warranties, either expressed or implied, with
respect to the contents hereof and specically disclaims any warranties, merchantability or tness for any
particular purpose. Further, BenQ Corporation (Shanghai) reserves the right to revise this publication
and to make changes from time to time in the contents hereof without obligation to notify any person of
such revision or changes.
This user manual strives its best to provide the latest and accurate information to consumers.Therefore,
all contents are subject to change without notice. Please visit http://www.benq.com for the latest version
of this manual.
Statement for hyper links and third-party websites
BenQ Corporation is not responsible for the content of the websites or of similar resources, which
are maintained and controlled by third parties, that may be linked from this product. Providing links to
those websites or to similar resources does not mean that BenQ Corporation makes any warranty or
representation to their content by expression or by implication.
Any third party content or service preinstalled in this product is provided “as is”. BenQ Corporation
does not explicitly or implicitly guarantees contents or services provided by the third party. BenQ
Corporation does not warrant or guarantee that the content or services provided by third parties
are accurate, effective, most up-to-date, legal, or complete. Under no circumstances shall BenQ
Corporation be liable for the content or services provided by third parties including their negligence.
Services provided by third parties may be terminated temporarily or permanently. BenQ Corporation
does not warrant or guarantee that the content or services provided by third parties are in good
condition at any time, and is not liable for the termination of the said content and services. In addition,
BenQ Corporation is not involved in any transactions you conduct in the websites or similar resources
maintained by third parties.You should contact the content or service providers for any questions,
concerns, or disputes.
2017/ 9/ 5
Table of Contents
Copyright & Disclaimer........................................................................2
Copyright .............................................................................................................................................. 2
Disclaimer............................................................................................................................................. 2
Statement for hyper links and third-party websites.................................................................... 2
Important safety instructions ..............................................................6
Safety Instructions ....................................................................................................... 6
Laser statement ........................................................................................................... 7
Laser type ............................................................................................................................................. 7
Label indication.................................................................................................................................... 8
Laser indication ................................................................................................................................... 9
Heat radiation notice .................................................................................................. 9
Shipping contents................................................................................11
Standard accessories ................................................................................................. 11
Optional accessories.................................................................................................. 11
Introduction.........................................................................................12
Projector exterior view ............................................................................................. 12
Front/upper side................................................................................................................................12
Rear/upper side .................................................................................................................................12
Controls and functions .............................................................................................. 13
Control panel.....................................................................................................................................13
Control terminal ...............................................................................................................................14
Remote controller............................................................................................................................15
Installation ...........................................................................................18
Positioning your projector ........................................................................................ 18
Choosing a location..........................................................................................................................18
Evaluate the distance based on the image size....................................................... 19
Obtaining a preferred projected image size................................................................................19
Projection dimensions......................................................................................................................19
Press the lens shift button for adjustment .............................................................. 21
Adjust the location of vertical image............................................................................................21
Adjust the location of horizontal image ......................................................................................21
Adjust the zoom/focus function ....................................................................................................22
Connection ................................................................................................................. 23
Before connection ............................................................................................................................23
Connection with the AV device.....................................................................................................25
Connection with the computer.....................................................................................................25
Connection with LAN .....................................................................................................................26
Operation.............................................................................................27
Starting up the projector ................................................................................................................27
Adjusting the projected image ................................................................................. 28
Adjusting the projection angle .......................................................................................................28
Auto-adjusting the image.................................................................................................................28
Fine-tuning the image size and clarity...........................................................................................28
Correcting 2D keystone..................................................................................................................29
Adjusting corner t ..........................................................................................................................30
Using the menus..................................................................................31
Securing the projector .............................................................................................. 32
Using a security cable lock..............................................................................................................32
Utilizing the password function................................................................................ 32
Setting a password............................................................................................................................32
If you forget the password..............................................................................................................33
Entering the password recall procedure......................................................................................33
Changing the password....................................................................................................................33
Switching input signal................................................................................................ 34
Changing Color Space............................................................................................... 34
Selecting the aspect ratio ......................................................................................... 35
About the aspect ratio .............................................................................................. 36
Optimizing the image................................................................................................ 37
Using Wall Color...............................................................................................................................37
Selecting a picture mode.................................................................................................................37
Fine-tuning the image quality in user modes ..............................................................................38
Remote paging operations ..............................................................................................................41
Freezing the image............................................................................................................................41
Hiding the image................................................................................................................................41
Locking control keys ........................................................................................................................42
Operating in a high altitude environment....................................................................................42
Adjusting the sound..........................................................................................................................42
Using Test Pattern .............................................................................................................................43
Using Quick Install............................................................................................................................44
Control the projector via the wired LAN environment ........................................................44
Install the wired LAN setting .........................................................................................................44
Remote control the projector via web browser.......................................................................46
Shutting down the projector .................................................................................... 48
Menu operations ........................................................................................................ 49
Description of each menu ......................................................................................... 54
Maintenance ........................................................................................62
Prior to projector maintenance ............................................................................... 62
Care of the projector ......................................................................................................................62
Clean the lens............................................................................................................. 62
Cleaning the projector case...................................................................................... 62
Dust lter maintenance ............................................................................................ 63
Dust lter replacement ...................................................................................................................63
LED Indicator ............................................................................................................. 65
System message.................................................................................................................................65
Light source error messages ..........................................................................................................65
Thermal error messages .................................................................................................................66
Troubleshooting...................................................................................67
Troubleshooting ......................................................................................................... 67
The projector does not turn on....................................................................................................67
No picture ..........................................................................................................................................67
Blurred image.....................................................................................................................................67
Remote control does not work ....................................................................................................67
The password is incorrect ..............................................................................................................67
Specications.......................................................................................68
Specications.............................................................................................................. 68
Dimensions ................................................................................................................. 69
Ceiling mount installation ...............................................................................................................69
Appendix..............................................................................................70
Timing chart............................................................................................................... 70
Supported timing for PC/PC2 input .............................................................................................70
Supported timing for Component-YPbPr input.........................................................................71
Supported timing for VIDEO/S-VIDEO input .............................................................................72
Supported timing for HDMI/DVI-D (HDCP) input...................................................................72
Supporting timing for HDMI Video input.....................................................................................74
PJLink .......................................................................................................................... 75
English
6
Important safety instructions
Your projector is designed and tested to meet the latest standards for safety of information technology
equipment. However, to ensure safe use of this product, it is important that you follow the instructions
mentioned in this manual and marked on the product.
Safety Instructions
1. Do not look straight at the projector lens during operation.The intense light beam may damage your
eyes.
2. Always open the lens shutter or remove the lens cap when the projector lamp is on.
3. In some countries, the line voltage is NOT stable.This projector is designed to operate safely within a
mains voltage between 100 to 240 volts AC, but could fail if power cuts or surges of ±10 volts occur.
In areas where the mains voltage may uctuate or cut out, it is recommended that you connect your
projector through a power stabilizer, surge protector or uninterruptible power supply (UPS).
4. Do not block the projection lens with any objects when the projector is under operation as this
could cause the objects to become heated and deformed or even cause a re. Press ECO BLANK
on the remote control to turn off the lamp temporarily.
5. Do not place this product on an unstable cart, stand, or table.The product may fall, sustaining serious
damage.
6. Do not attempt to disassemble this projector.There are dangerous high voltages inside which may
cause death if you should come into contact with live parts.
Under no circumstances should you ever undo or remove any other covers. Refer servicing only to
suitably qualied professional service personnel.
7. Do not place this projector in any of the following environments.
ySpace that is poorly ventilated or conned. Allow at least 50 cm clearance from walls and free
ow of air around the projector.
yLocations where temperatures may become excessively high, such as the inside of a car with all
windows rolled up.
yLocations where excessive humidity, dust, or cigarette smoke may contaminate optical
components, shortening the projector's life span and darkening the image.
yLocations near re alarms
yLocations with an ambient temperature above 40°C / 104°F
yLocations where the altitudes are higher than 5000 m (16400 feet).
8. Do not block the ventilation holes.
yDo not place this projector on a blanket, bedding or any other soft surface.
yDo not cover this projector with a cloth or any other item.
yDo not place inammables near the projector.
If the ventilation holes are seriously obstructed, overheating inside the projector may result in a re.
English
7
9. Do not step on the projector or place any objects upon it. Besides probable physical damage to the
projector, doing so may result in accidents and possible injury.
10.Do not place liquids near or on the projector. Liquids spilled into the projector may cause it to fail. If
the projector does become wet, disconnect it from the power supply's wall socket and call BenQ to
have the projector serviced.
Do not remove it.
This device comes with the three-pin power plug with earth contact. Do
not remove the earth contact pin.As a safety function, this power plug
may only be inserted into the power socket with earth wire. Contact the
electrician if the plug cannot be inserted into the power socket.
Laser statement
This symbol indicates that laser radiation might hurt your eyes if not strictly following
the instructions.
Laser type
This laser product is identied as Class 1 for all operating procedures.
Caution: Carrying out the control, adjustment or procedure not specied in this
document may cause dangerous radiation.
English
8
Label indication
The following diagram shows label locations.
1. Laser warning label
2. Specication label
Note:
Specication labels may vary due to different delivery
regions. Consult the dealer for details.
English
9
Laser indication
The following diagram shows the location of laser aperture. Be aware that you must not look straight at
the laser.
Laser aperture
Heat radiation notice
Leave a space at least 500 mm (19.7 in.) around the air outlet. Make sure that no object blocks the
ventilation within 300 mm (11.8 in.).
Keep the air vent at least 1 m away from the air inlet of other projectors.
Air inletAir outlet
English
10
yLeave a space at least 50 cm around the air outlet.
Min. 500 mm
(19.69 in.)
Min. 500 mm
(19.69 in.)
Min. 500 mm
(19.69 in.)
Min. 100mm
(3.94 in.)
Min. 300 mm
(11.81 in.)
Min. 500 mm
(19.69 in.)
yMake sure that the air inlet would not suck in the hot air from the air outlet.
yWhen using this product in a conned space, make sure that the temperature of the air near this
space does not exceed the operating temperature of the projector in operation.Also, make sure that
the air inlet and air outlet are not blocked.
yAll chassis have passed a certied thermal evaluation. It is assured that the projector does not reuse
the waste gas, otherwise the projector would shutdown, even if the ambient temperature is within
the acceptable operating range.
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