PB8253/PB8263 Digital Projector
Installation Series
User's Manual
Welcome
Copyright
Copyright 2006 by BenQ Corporation. 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.
Disclaimer
BenQ Corporation makes no representations or warranties, either expressed or implied, with respect
to the contents hereof and specifically disclaims any warranties, merchantability or fitness for any
particular purpose. Further, BenQ Corporation 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.
*DLP, Digital Micromirror Device and DMD are trademarks of Texas Instruments. Others are
copyrights of their respective companies or organizations.
Table of contents
Important safety instructions.................................... 5
Your BenQ 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.Please read this manual before you
operate your projector. Save it for
future reference.
4.Always open the lens shutter or
remove the lens cap when the
projector lamp is on.
2.Do not look straight at the projector
lens during operation. The intense
light beam may damage your eyes.
3.When you think service or repair is
required, take the projector only to a
suitably qualified technician.
5.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 fluctuate or cut
out, it is recommended that you
connect your projector through a
power stabilizer, surge protector or
uninterruptible power supply (UPS).
6.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 fire. To
temporarily turn off the lamp, press
BLANK on the projector or remote
control.
Important safety instructions5
Safety Instructions (Continued)
7.The lamp becomes extremely hot
during operation. Allow the
projector to cool for approximately
45 minutes prior to removing the
lamp assembly for replacement.
8.Do not operate lamps beyond the
rated lamp life. Excessive operation
of lamps beyond the rated life could
cause them to break on rare
occasions.
10. Do not place this product on an
unstable cart, stand, or table. The
product may fall, sustaining serious
damage.
11. 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. The only
user serviceable part is the lamp
which has its own removable cover.
Under no circumstances should you
ever undo or remove any other
covers. Refer servicing only to
suitably qualified professional
service personnel.
9.Never replace the lamp assembly or
any electronic components unless
the projector is unplugged.
Important safety instructions6
Safety Instructions (Continued)
12. Do not place this projector in any of the
following environments.
- Space that is poorly ventilated or confined.
Allow at least 50 cm clearance from walls
and free flow of air around the projector.
- Locations where temperatures may
become excessively high, such as the
inside of a car with all windows rolled up.
- Locations where excessive humidity, dust,
or cigarette smoke may contaminate
optical components, shortening the
projector's life span and darkening the
image.
- Locations near fire alarms
- Locations with an ambient temperature
above 40°C/104°F
- Locations where the altitudes are higher
than 10000 feet.
13. Do not block the ventilation holes.
- Do not place the projector on a blanket,
bedding or any other soft surface.
- Do not cover the projector with a cloth or
any other item.
- Do not place inflammables near the
projector.
If the ventilation holes are seriously
obstructed, overheating inside the
projector may result in a fire.
14. Always place the projector on a level,
horizontal surface during operation.
- Do not use if tilted at an angle of more
than 10 degrees left to right, nor at angle
of more than 15 degrees front to back.
Using the projector when it is not fully
horizontal may cause a malfunction of, or
damage to, the lamp.
10000
feet
Important safety instructions7
Safety Instructions (Continued)
15. Do not store the projector on end
vertically. Doing so may cause the
projector to fall over, causing injury or
resulting in damage.
16. 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.
17. 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.
18. This product is capable of displaying
inverted images for ceiling mount
installation.
Use only BenQ's Ceiling Mount Kit for
mounting the projector and ensure it is
securely installed.
19. When the projector is under operation,
you may sense some heated air and
odor from its ventilation grill. It is a
normal phenomenon and not a
product defect.
Important safety instructions8
Introduction
Projector features
The projector integrates high-performance optical engine projection and a user-friendly
design to deliver high reliability and ease of use.
The projector offers the following features:
•High quality manual zoom lens
•Full-function remote control with laser pointer
•One-key auto-adjustment to display the best picture quality
•Digital keystone correction to correct distorted images
•Adjustable color balance control for data/video display
•Ultra-high brightness projection lamp
•Ability to display 16.7 million colors
•Multi-language On-Screen Display (OSD) menus
•8 sets of preset application mode
•Switchable normal and Economic modes to reduce the power consumption
•Built-in speakers provide stereo audio reproduction
•Component HDTV compatibility (YP
•Two PC input terminals (RGB signal input socket and a shared DVI-A connector) and
one PC output terminal
•Replaceable dust filter
•The apparent brightness of the projected image will vary depending on the ambient
lighting conditions, selected input source contrast/brightness settings, and is directly
proportional to projection distance.
•The lamp brightness will decline over time and may vary within the lamp manufacturers
specifications. This is normal and expected behavior.
bPr)
Introduction9
Shipping contents
The projector is shipped with the cables required for connection to a PC and to video
equipment. Carefully unpack and verify that you have all of the items shown below. If any of
these items are missing, please contact your place of purchase.
Standard accessories
The supplied accessories will be suitable for your region, and may differ from those
illustrated.
ProjectorSoft carry caseRemote control with batteries
User's manualQuick start guideUser's manual CD
VGA cableUSB cablePower cord
PC audio cableVideo cable
Optional accessories
1.Ceiling mounting kit
2.Spare lamp kit
3.Presentation Plus
4.Dust filter kit
Introduction10
Projector exterior view
1
Front/upper side
1.External control panel
1
2
3
4
5
6
7
8
9
10
11
Rear/side view
Refer to "Connection" on page 22 for more information on making connections to various
equipment.
See "Projector" on page 13 for details.
2.Vent (cool air intake)
3.Front IR remote sensor
4.Kensington anti-theft lock slot
5.AC power cord inlet
6.Main power switch
7.Front filter grill
8.Quick-release buttons
9.Focus ring and Zoom ring
10. Projection lens
11. Lens cap
12
13
14
15
12. Vent (heated air exhaust)
13. Rear IR remote sensor
14. Connector panel
See "Connector panel" on page 12 for details.
16
15. Rear adjuster feet
16. Side filter cover
Lower view
7
18
19
20
17. Front adjuster feet
18. Speaker grill
19. Lamp cover
20. Rear adjuster feet
Introduction11
Connector panel
21
22
23
24
21. RGB (PC)/Component video
(YPbPr/ YCbCr) signal input
socket
22. RGB signal output socket
23. Audio (Left/ Right)/Video input
25
26
27
28
sockets
24. S-Video input socket
25. DVI-I signal input socket
supports DVI-D video signal and
DVI-A PC signal
26. RS 232 control port
For external control systems and
used by service personnel.
27. PC Audio input socket
28. USB socket
Introduction12
Controls and functions
Projector
1
2
3
4
5
6
7
8
9
1.Focus ring
Adjusts the focus of the projected image. See
"Fine-tuning the image size and clarity" on page
32 for details.
2.Zoom ring
Adjusts the size of the image. See "Fine-tuning
the image size and clarity" on page 32 for details.
3.Temperature warning light
Lights up or flashes if the projector's
temperature becomes too high. See "Indicators"
on page 53 for details.
4.Power indicator light
Lights up when the projector is in standby mode
or under operation. See "Indicators" on page 53
for details.
5.Exit
Exits and saves the menu settings.
6.Left/Right
Correct keystoning at the top or bottom of the
projected image.
When the on-screen menu is activated, moves
the selection focus left or right, or make
adjustments.
See "Correcting keystone" on page 34 and
"Using the menus" on page 42 for details.
10
11
12
7.Power
Turns the projector on or off. See
"Start up" on page 30 and "Shutting
down the projector" on page 40 for
details.
8.Source
Sequentially selects the input signal
Analog RGB, DVI-A, DVI-D,
Analog YPbPr, S-Video, or
6
Composite Video. See "Switching
input signal" on page 31 for details.
9.Menu
Turns on the on-screen display
control menu.
When the on-screen menu is
activated, moves the selection focus
down.
See "Using the menus" on page 42
for details.
10. Lamp indicator light
Indicates the status of the lamp.
Lights up or flashes when the lamp
has developed a problem. See
"Indicators" on page 53 for details.
11. Blank
Used to hide the screen image. You
can press Blank on the projector or
remote control to bring the image
back. See "Hiding the image" on
page 38 for details.
12. Auto
Automatically determines the best
picture timings for the displayed
image. See "Auto-adjusting the
image" on page 32 for details.
I
Introduction13
Remote control
1
2
3
4
5
6
7
8
9
10
11
I
1.Power
Toggles the projector between standby
mode and on.
When the projector is in standby mode,
press once to turn the projector on.
When the projector is on, press twice to
turn the projector to standby.
See "Start up" on page 30 and "Shutting
down the projector" on page 40 for details.
6
2.ASPECT
12
13
14
3.SOURCE
15
4.UP, DOWN
16
4
17
18
5.MUTE
19
6.Left, Right
20
7.AUTO
8.MENU
Selects an image aspect ratio to suit the
input signal. See "Selecting a preset
mode" on page 35 for details.
Sequentially selects the input signal
Analog RGB, DVI-A, DVI-D, Analog
YPbPr, S-Video, or Composite Video.
See "Switching input signal" on page 31
for details.
When the On-Screen Display (OSD) is
activated, press UP to exit and save
the menu settings.
Press DOWN to open the OSD
menu and move the selection focus up
and down. See "Using the menus" on
page 42 for details.
Toggles the projector audio between on
and off.
Correct keystoning at the top or
bottom of the projected image.
When the on-screen menu is activated,
moves the selection focus left or right,
or make adjustments.
See "Correcting keystone" on page 34
and "Using the menus" on page 42 for
details.
Automatically determines the best
picture settings for the displayed
image. See "Auto-adjusting the image"
on page 32 for details.
Turn s the O n -S c r e en D i sp l a y (OS D )
menu on. Exits and saves the menu
settings. See "Using the menus" on
page 42 for details.
Introduction14
9.PIP SIZE
Selects a suitable PIP size. See "PIP
(Picture In Picture) operation" on
page 39 for details.
10. PAGE UP and DOWN
Operate your display software
program (on a connected PC) which
responds to page up/down commands
(like Microsoft PowerPoint).
See "Remote paging operations" on
page 38 for details.
11. PIP POS.
Selects a suitable PIP position. See
"PIP (Picture In Picture) operation"
on page 39 for details.
12. LED indicator light
Lights red when any buttons on the
remote control is pressed.
13. MODE
Depending upon which input signal is
selected, there are several picture setup
options available. See "Selecting a
preset mode" on page 35 for details.
14. FREEZE
The image is frozen when FREEZE is
pressed. An icon "" will display in
the lower right corner of the screen. To
release the function, press FREEZE
again. See "Freezing the image" on
page 38 for details.
15. BLANK
Used to hide the screen image. Press
BLANK on the projector or remote
control to restore the image. See
"Hiding the image" on page 38 for
details.
16. VOLUME +/Increases or decreases the volume
level.
17. LASER pointer
Emits visible laser pointer light for
presentation purposes.
The LASER Pointer is a presentation
aid for professionals. It emits visible
red colored light when you press it and
the LED indicator lights up red.
WARNING: Do not look into the laser
light window or shine the laser light
beam on yourself or others. See the
warning messages on the back of the
remote control and the attached ''User
Information'' prior to using it.
18. PIP SOURCE
Selects a suitable PIP source.
See "PIP (Picture In Picture)
operation" on page 39 for details.
19. DIGITAL ZOOM +/Magnifies or reduces the projected
image size.
20. RETURN
Restores a zoomed projected image to
its original size.
See "Searching for details on the
image" on page 32 for details.
Warning messages on the back of the remote control
The laser beam is visible. It is necessary to press and hold the LASER
button for continuous output.
The laser pointer is not a toy. Parents should be mindful of the dangers of
laser energy and keep this remote control out of the reach of children.
See the warning label on the back of your remote control for safe operation on the laser
pointer.
Introduction15
Remote control effective range
Infra-Red (IR) remote control sensors are located on the front and the back of the projector.
The remote control must be held at an angle within 30 degrees perpendicular to the
projector's IR remote control sensors to function correctly. The distance between the remote
control and the sensors should not exceed 6 meters (~ 20 feet).
Make sure that there are no obstacles between the remote control and the IR sensors on the
projector that might obstruct the infra-red beam.
6 m
Remote control batteries
1.To open the battery cover, turn the remote control over to view its back, push on the
finger grip on the cover and slide it up in the direction of the arrow as illustrated. The
cover will slide off.
2.Remove any existing batteries (if necessary) and install two AAA batteries observing
the battery polarities as indicated in the base of the battery compartment. Positive (+)
goes to positive and negative (-) goes to negative.
3.Refit the cover by aligning it with the base and sliding it back down into position. Stop
when it clicks into place.
1
2
3
•Avoid leaving the remote control and batteries in an excessive heat or humid
environment like the kitchen, bathroom, sauna, sunroom or in a closed car.
•Replace only with the same or equivalent type recommended by the battery
manufacturer.
•Dispose of the used batteries according to the manufacturer's instructions and local
environment regulations for your region.
•Never throw the batteries into a fire. There may be danger of an explosion.
•If the batteries are dead or if you will not be using the remote control for an extended
period of time, remove the batteries to avoid damage to the remote control from possible
battery leakage.
Introduction16
Positioning your projector
Choosing a location
Your projector is designed to be installed in one of four possible installation locations:
1.Floor in front of screen;
2.Ceiling in front of screen;
3.Floor at rear of screen;
4.Ceiling at rear of screen.
I. Floor front
Select this location with the projector placed near the
floor in front of the screen. This is the most common
way to position the projector for quick setup and
portability.
II. Ceiling front
Select this location with the projector suspended
upside-down from the ceiling in front of the screen.
Purchase the BenQ Projector Ceiling Mounting Kit
from your dealer to mount your projector on the
ceiling.
Set in the Source > Mirror menu after you turn
the projector on.
III. Floor rear
Select this location with the projector placed near the
floor behind the screen.
Note that a special rear projection screen is required.
Set in the Source > Mirror menu after you turn
the projector on.
IV. Ceiling rear
Select this location with the projector suspended
upside-down from the ceiling behind the screen.
Note that a special rear projection screen and the
BenQ Projector Ceiling Mounting Kit are required
for this installation location.
Set in the Source > Mirror menu after you turn
the projector on.
Your room layout or personal preference will dictate which installation location you select.
Take into consideration the size and position of your screen, the location of a suitable power
outlet, as well as the location and distance between the projector and the rest of your
equipment.
Positioning your projector17
Safety instructions for ceiling mounting of the
projector
We want you to have a pleasant experience using your BenQ projector, so we need to bring
this safety matter to your attention to prevent damage to person and property.
If you intend to mount your projector on the ceiling, we strongly recommend that you use a
proper fitting BenQ projector ceiling mount kit and that you ensure it is securely and safely
installed.
If you use a non-BenQ brand projector ceiling mount kit, there is a safety risk that the
projector may fall from the ceiling due to an improper attachment through the use of the
wrong gauge or length screws.
You can purchase a BenQ projector ceiling mount kit from the place you purchased your
BenQ projector. BenQ recommends that you also purchase a separate Kensington lock
compatible security cable and attach it securely to both the Kensington lock slot on the
projector and the base of the ceiling mount bracket. This will perform the secondary role of
restraining the projector should its attachment to the mounting bracket become loose.
Positioning your projector18
Obtaining a preferred projected image size
The distance from the projector lens to the screen, the zoom setting, and the video format
each factors in the projected image size.
The maximum (native) resolution of the projector is 1024 x 768 pixels, which is a 4 to 3
aspect ratio (expressed as 4:3). To be able to project a complete 16:9 (widescreen) aspect
ratio image, the projector can resize and scale a widescreen image to the projector's native
aspect width. This will result in a proportionally smaller height equivalent to 75% of the
projector's native aspect height.
4:3 aspect image in a 4:3 aspect display area
Thus, a 16:9 aspect image will not utilize 25% of the height of a 4:3 aspect image displayed
by this projector. This will be seen as darkened (unlit) bars along the top and bottom
(vertical 12.5% height respectively) of the 4:3 projection display area whenever displaying a
scaled 16:9 aspect image in the vertical center of the 4:3 projection display area.
When determining the position of your projector, you should consider its intended use and
input signal aspect ratios. All inputs (other than component Video being fed a 16:9 aspect
signal) will display in a 4:3 aspect ratio (and will require an additional 33% display height
than that of the scaled 16:9 aspect image projection area).
IMPORTANT: Do not select a permanent projector position based upon a 16:9 projection if you
will ever need to select an input (other than composite Video being fed a 16:9 aspect signal).
The projector should always be placed horizontally level (like flat on a table), and positioned
directly perpendicular (90° right-angle square) to the horizontal center of the screen. This
prevents image distortion caused by angled projections (or projecting onto angled surfaces).
The modern digital projector does not project directly forward (like older style reel-to-reel
film projectors did). Instead, digital projectors are designed to project at a slightly upward
angle above the horizontal plane of the projector. This is so that they can be readily placed
on a table and will project forward and upwards onto a screen positioned so that the bottom
edge of the screen is above the level of the table (and everyone in the room can see the
screen).
If the projector is mounted on a ceiling, it must be mounted upside-down so that it projects
at a slightly downward angle.
You can see from the diagram on page 21, that this type of projection causes the bottom edge
of the projected image to be vertically offset from the horizontal plane of the projector.
When ceiling mounted, this refers to the top edge of the projected image.
If the projector is positioned further away from the screen, the projected image size
increases, and the vertical offset also increases proportionately.
When determining the position of the screen and projector, you will need to account for
both the projected image size and the vertical offset dimension, which are directly
proportional to the projection distance.
BenQ has provided a table of 4:3-aspect-ratio screen sizes to assist you in determining the
ideal location for your projector. There are two dimensions to consider, the perpendicular
horizontal distance from the center of the screen (projection distance), and the vertical
offset height of the projector from the horizontal edge of the screen (offset).
16:9 aspect image scaled to a 4:3 aspect
display area
Positioning your projector19
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