Apple, Macintosh, and PowerBook are trademarks or registered trademarks of Apple
Computer, Inc. IBM is a trademark or registered trademark of International Business
Machines, Inc. Microsoft, PowerPoint, and Windows are trademarks or registered trademarks
of Microsoft Corporation. Adobe and Acrobat are trademarks or registered trademarks of
Adobe Systems Incorporated. DLP®, DLP Link and the DLP logo are registered trademarks
of Texas Instruments and BrilliantColor™ is a trademark of Texas Instruments. InFocus, In
Focus, and INFOCUS (stylized) are either registered trademarks or trademarks of InFocus
Corporation in the United States and other countries.
NOTE: This product is covered electrical and electronic equipment under the
European Union's Waste from Electrical and E
Directive (2002/96/EC). The WEEE Directive requires that covered
equipment be collected and managed separately from typical household waste
in all EU member states. Please follow the guidance of your local
environmental authority or ask the shop where you purchased the product for
collection or recycling options.
lectronic Equipment ("WEEE")
FCC Warning
This device complies with part 15 of the FCC Rules. Operation is subject to the following two
conditions: (1) This device may not cause harmful interference, and (2) this device must
accept any interference received, including interference that may cause undesired operation.
Note: This equipment has been t
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and used in accordance with
the instructions, may cause harmful interference to radio communications. However, there is
no guarantee that interference will not occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the interference by
one or more of the following measures:
--Reorient or relocate the receiving antenna.
--Increase the separation between the equipment and receiver.
--Connect the equipment into an out
connected.
--Consult the dealer or an experienced r
Changes or modifications not expressly approved by
to operate the equipment.
ested and found to comply with the limits for a Class B digital
let on a circuit different from that to which the receiver is
adio/TV technician for help.
InFocus Corporation may void authority
CE Warning
This product is considered Class A for EU market.
Canada
This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de
la classe B est conforme à la norme NMB-003 du Canada.
This device complies with RSS-210 of the Industry Canada Rules.
Operation is subject to the following two conditions:
1) this device may not cause interference and
2) this device must accept any interference, including interf
operation of the device.
Ce dispositif est conforme à la norme CNR-210
radio exempts de licence. Son fonctionnement est sujet aux deux conditions suivantes:
(1) le dispositif ne doit pas produire de brouillage préjudiciable, e
(2) ce dispositif doit accepter tout brouillage reçu,
provoquer un fonctionnement indésirable.
d'Industrie Canada applicable aux appareils
y compris un brouillage susceptible de
erence that may cause undesired
t
1
Agency Approvals
cULus
Other specific Country Approvals may apply. Please see product certification label.
This document applies to regulatory model IN3924/IN3926.
Input ratings: 100-240Vac, 3.2A, 50-60Hz
InFocus reserves the right to alter product offerings and specifications at any time without
notice.
2
Table of Contents
Introduction 5
Positioning the projector 7
Connecting a computer source 8
VGA connection 8
HDMI connection 8
Connecting power 8
Optional computer connections 8
Displaying an image 9
Adjusting the image 10
Connecting a video device 11
Video device connections 11
Composite video connection 11
VGA connection 11
Component video connection 11
S-video connection 11
Shutting down the projector 12
Troubleshooting your setup 12
Using the remote control 20
Using the audio 21
Using the keypad buttons 22
Optimizing computer images 23
Presentation features 23
Optimizing video images 24
Customizing the projector 24
Using the menus 25
Basic Menu 26
Advanced Menu 27
Controlling the projector through a LAN environment 31
Controlling the projector remotely through a web browser 32
Displaying images through ifPresenter 36
Displaying pictures with a USB storage device 39
LiteBoard™ Wand 41
Charging the Wand’s Battery 41
How to Use the Wand 41
Wand Position and Avoiding Shadows 41
Using More than One Wand 42
Wand Features 43
Buttons and Wand Tip 43
Troubleshooting LiteBoard™ 44
Maintenance 45
Cleaning the lens 45
Using the security lock 45
Replacing the projection lamp 46
3
Important Operating Considerations for Safety
5
’
/1.5m
8
’
/2.4m
3’ / 1 m
3’ / 1 m
2’ / 0.6 m
•Refer to this guide for proper startup and shutdown procedures.
•Follow all warnings and cautions in this manual and on the projector.
•Place the projector in a horizontal position no greater than 15 degrees off axis.
•Locate the projector at least 4' (1.2m) away from any heating or cooling vents.
•Do not block ventilation openings. Locate the projector in a well-ventilated
area without obstructions to intake or exhaust vents. Do not place the projector
on a tablecloth or other soft covering that may block the vents.
•Do not place the projector in direct sunlight, humid, greasy or dusty places or
in places where the projector may come into contact with smoke or steam.
•Do not touch or block the projector lens with any objects as this can damage
the projector lens. Scratches, gouges and other lens damage are not covered by
the product warranty.
•Do not look directly into the lens while the projector is being used.
•Do not drop the projector.
•Do not spill liquid on the projector. Spilled liquid may damage the projector.
•Use the power cord provided. Connect the power cord to a receptacle with a
protective safety (earth) ground terminal. A surge-protected power strip is
recommended.
•Do not overload wall outlets.
•When disconnecting the power cord, hold the plug, not the cord.
•Wash hands after handling the cables supplied with this product.
•The projector remote control uses batteries. Make sure the batteries’ polarity
(+/-) is aligned correctly. Dispose of used batteries in accordance with local
disposal laws.
•Use an InFocus approved ceiling mount kit for proper fitting, ventilation and
installation. The warranty does not cover any damage caused by use of nonapproved ceiling mount kits or by installing in an improper location.
•When the projector is ceiling mounted, wear protective eyewear to prevent eye
injury before opening lamp door.
•Refer all service to qualified service personnel. Servicing your own projector
can be dangerous to you and will void the warranty.
•Only use replacement parts specified by InFocus. Unauthorized substitutions
may result in fire, electrical shock, or injury, and may void the warranty
•Only genuine InFocus lamps are tested for use in this projector. Use of non
InFocus lamps may cause electrical shock and fire, and may void the projector
warranty.
•Hg – Lamp contains mercury. Manage in accordance with local
disposal laws. See www.lamprecycle.org.
•The projector uses a high-pressure mercury glass lamp. The lamp may fail
prematurely, or it may rupture with a popping sound if jolted, scratched, or
handled while hot. The risk of lamp failure or rupture also increases as the
lamp age increases; please replace the lamp when you see the “Replace Lamp”
message.
•In the unlikely event of a lamp rupture, particles may exit through the projector
vents. Keep people, food, and drinks out of the "keep out" area under and
around the projector, as indicated by the "X" areas below.
•Follow these instructions to help ensure image quality and lamp life over the
life of the projector. Failure to follow these instructions may affect the
warranty. For complete details of the warranty, see the Warranty/Safety
booklet.
4
Introduction
lens
remote control
receiver (IR)
keypad
connector
panel
power cord
connector
focus
remote control
receiver (IR)
Your new digital projector is simple to connect, easy to use, and straightforward to
maintain. It is a versatile projector that is flexible enough for business presentations
and home video viewing too. IN3924 has native XGA 1024 x 768 resolution, and
IN3926 has native WXGA 1280 x 800 resolution. It is compatible with a wide
variety of computers and video devices.
Product specifications
To read the latest specifications on your multimedia projector, be sure to visit our
website at www.infocus.com, as specifications are subject to change.
Accessories
The standard accessories that came with your projector are listed in the included
Quick Start documentation. Optional accessories can be found on our website at
www.infocus.com/support or at your retailer or dealer.
Online registration
Register your projector on our website at www.infocus.com/register to activate
your warranty and receive product updates, announcements, and registration
incentives.
5
Connector panel
RS 232
computer
composite video
audio out
USB type A
S-video
security lock
HDMI
USB type B
LANaudio in
monitor out
USB mini
microphone in
12V DC output
The projector provides both computer and video connection options, including:
•HDMI
•VGA computer (2)
•S-video
•Composite video
•Monitor out (for external monitors)
•Audio inputs (1 RCA; 2 3.5mm)
•Audio output
•Microphone input
•USB A (2 - for presentations from a USB flash
mouse, keyboard or wireless adapter)
•USB Mini B (for video over USB)
•USB B (for presentation slide/LiteB
oard™ Wand control and firmware
upgrade)
•LAN (RJ45 for network control and video over LAN)
•12 volt DC output (for screen trigger)
•RS232 (Serial command codes available at www
drive and for connecting a
.infocus.com/support)
6
Positioning the projector
60” image
(height)
bottom of image 9”
above center of lens
Projection angle
lens center
248
162
109
Ceiling mount screws:
M4x8 (Max. L= 8mm)
Unit: mm
To determine where to position the projector, consider the size and shape of your
screen, the location of your power outlets, and the distance between the projector
and the rest of your equipment. Here are some general guidelines:
•Position the projector on a flat surface at a right angle to the screen. IN3924
must be at least 45” (1.0m) from the projection screen, and IN3926 must be at
least 51” (1.3m) from the projection screen.
•If you are installing the projector on the ceiling, we strongly r
InFocus approved ceiling mounts for proper fitting, ventilation and
installation. Refer to the installation guide that comes with the InFocus Ceiling
Mount Kit (p/n PRJ-MNT-UNIV) for more information. The warranty does
not cover any damage caused by use of non-approved ceiling mount kits or by
installing in an improper location. To turn the image upside down, see “Ceiling
mount” on page 28. We recommend using an InFocus authorized ceiling
mount.
•Position the projector the desired distance from the screen. The distance from
the lens of the projector to the screen and the video format determine the size
of the projected image.
•The image offset for IN3924 is 115% +/-
5%. This means that if you have an
image 60 inches (1.5 meters) tall from a table-mounted projector, the bottom of
the image will be 9 inches (22.9 cm) above the centerline of the lens. The
image offset for IN3926 is 113% +/-5%. This means that if you have an image
60 inches (1.5 meters) tall from a table-mounted projector, the bottom of the
image will be 7.8 inches (19.8 cm) above the centerline of the lens.
ecommend using
Table 1: IN3924 (XGA) Screen size
Diagonal Screen Size
(inches/m)
50”/1.3m40”/1.0m19”/0.5m
60”/1.5m48”/1.2m23”/0.6m
70”/1.8m56”/1.4m27”/0.7m
80”/2.0m64”/1.6m31”/0.8m
100”/2.5m80”/2.0m38”/1.0m
Size of the Projected
Image W
(inches/m)
idth
Distance to screen
(i
nches/m)
Table 2: IN3926 (WXGA) Screen size
Diagonal Screen Size
(inches/m)
60”/1.5m51”/1.3m19”/0.5m
70”/1.8m59”/1.5m22”/0.6m
90”/2.3m76”/1.9m29”/0.7m
100”/2.5m85”/2.2m32”/0.8m
120”/3.1m102”/2.6m38”/1.0m
Size of the Projected
Image W
(inches/m)
idth
Distance to screen
(i
nches/m)
7
Connecting a computer source
connect VGA cable
connect HDMI
connect power
connect audio cable
VGA connection
Connect one end of the provided computer cable to the Computer 1/Computer 2
connector on the projector and the other to the VGA connector on your computer. If
you are using a desktop computer, you will need to disconnect the monitor cable
from the computer’s video port first.
HDMI connection
HDMI is a standard, uncompressed, all-digital audio/video interface. HDMI
provides an interface between sources, such as set-top boxes, DVD players, and
receivers and your projector. Plug an HDMI cable into the video-out connector on
the video device and into the HDMI connector on the projector.
Connecting power
Connect the black power cord to the Power connector on the rear of the projector
and to your electrical outlet. If the Power Saving Mode feature is off, the Power
LED on the Status Indicator Panel (page 12) blinks blue. If the Power Saving Mode
feature is on, the Power LED is steady blue. By default, this
change the setting, see page 29. NOTE: Always use th
with the projector.
Optional computer connections
To get sound from the projector, connect an audio cable (optional cable, not
included) to your computer and to the Audio in connector on the projector. You
may also need an adapter.
feature is off. You can
e power cord that shipped
If you are using a desktop computer and want to see the image on your computer
een as well as on the projection screen, connect to the desktop’s computer cable
scr
to Computer 1 and the desktop’s monitor cable to the Monitor out connector on the
projector.
8
Displaying an image
turn on computer or
video device
activate laptop’s external port
monitor key or
LCD/CRT key
FN key
press Power button
Press the Power button.
The Power LED lights blue, and the fans start to run. When the lamp comes on, the
start up screen displays. It can take up to a minute for the image to achieve full
brightness.
No start up screen? Get help
on page 13.
Turn on your computer or video device.
The image should appear on the
projection screen. If it doesn’t, press the Source
button on the projector’s keypad or remote.
If you are using a VGA cable to connec
If using a laptop, make sure its external video
Many laptops do not automatica
lly turn on their external video port when a
t your computer to the projector:
port is active.
projector is connected. Usually a key combination like FN + F8 or CRT/LCD key
turns the external display on and off. Locate a function key labeled CRT/LCD or a
function key with a monitor symbol. Press FN and the labeled function key
simultaneously.
Refer to your laptop's documentation for more information about your
top's key combination.
lap
No laptop image? T
ry pressing the Auto button on the projector’s keypad or
Auto Image button on the remote. Get help on page 13.
9
Adjusting the image
adjust height
elevator foot release button
leveling feet
adjust distance
adjust focus
adjust keystone
adjust Basic Menu
If necessary, adjust the height of the projector by pressing the elevator foot release
button to extend the foot.
If necessary, rotate the leveling feet located at the rear of the projector.
Position the projector the desired distance
from the screen at a 90 degree angle to
the screen.
See page 7 for a table listing scree
n sizes and distances.
Adjust the focus.
If the image is not square, first make sure tha
t the projector is perpendicular to the
screen. If the image is larger or smaller on the top or bottom edge of the screen,
press the top Keystone button to reduce the upper part of the image, and press the
bottom Keystone button to reduce the lower part.
If the left or right side of the screen is lar
ger or smaller the other, you can turn the
projector to the left or to the right a few degrees to square the image.
Adjust the Contrast or Brightness in the
these menu adjustments.
Basic Menu. See page 26 for help with
( Basic Menu )
Aspect Ratio
Auto Image
Brightness
Contrast
Auto Keystone
Keystone
Presets
Sharpness
Volume
Microphone Volume
Ceiling Mount
Advanced Menu
◄ Auto ►
Execute
50
50
Off
0
Presentation
16
16
8
Off
MDL: IN3924
FW: 1.02
10
Connecting a video device
You can connect video devices such as VCRs, DVD players, camcorders, digital
cameras, video game consoles, HDTV receivers, and TV tuners to the projector.
You can connect the audio directly to the projector to get sound from the built-in
speaker, or you can bypass the projector’s audio system and connect the audio
directly from your source to a stereo or home theater system.
You can connect the projector to most video devices that can output video. You
cannot directly connect the coaxial cable that enters your house from a cable or
satellite company, the signal must pass through a tuner first. Examples of tuners are
digital cable boxes, VCRs, digital video recorders, and satellite TV boxes.
Basically, any device that can change channels is considered a tuner.
Before connecting your projector, you should decide which aspect ratio you want to
use. The projector’s Aspect Ratio setting is accessed through the Resize button on
the remote or through the projector’sBasic Menu. See
information.
Video device connections
No video cables are provided with the projector. You can order cables from InFocus
or provide your own.
HDMI connection
HDMI is a standard, uncompressed, all-digital audio/video interface. HDMI
provides an interface between sources, such as set-top boxes, DVD players, and
receivers and your projector. Plug an HDMI cable into the video-out connector on
the video device and into the HDMI connector on the projector.
page 26 for more
VGA connection
If your video device has a 15-pin VGA output, plug one end of the included
computer cable into the VGA connector on your video source. This connector may
be labeled “To Monitor” on the video source. Plug the computer cable into either
the Computer 1 or Computer 2 connector on the projector.
Component video connection
If your HD video device has component connectors, an optional Component to
VGA adapter can be used. Plug the component cable into the video device. Plug the
other end of the component cable into the adapter and plug the adapter into the
Computer 1 or Computer 2 connector.
S-video connection
Plug the S-video cable’s connector into the video-out connector on the video device.
Plug the other connector into the S-Video connector on the projector.
Audio
For PC audio jack, connect a 3.5mm stereo cable to the Audio In connector on the
projector and to your source. If your source uses RCA audio connectors, a Y-cable
or adapter may be used. For RCA audio jack, connect a RCA stereo cable to the
Audio/L and Audio/R connectors on the projector and to your source. (Note: A
separate audio connection is not required for HDMI source inputs.)
Composite video connection
Plug the composite video cable’s yellow connector into the video-out connector on
the video device. Plug the other yellow connector into the yellow Video connector
on the projector.
11
Shutting down the projector
Auto Off Time
The projector also has an Auto Off Time feature that automatically turns the
projector off after no active sources are detected and no user interaction with the
projector is performed for 30 minutes. By default, this feature is off. You can
change the length of time, see page 29.
Turning off the projector
To turn the projector off, press the Power button on the remote or keypad. The lamp
turns off and the Power LED blinks blue for 1 minute while the fans continue to run
to cool the lamp. If the Power Saving Mode feature is on and when the lamp has
cooled, the LED lights blue and the fans stop. If the Power Saving Mode feature is
off and when the lamp has cooled, the LED blinks blue and the fans stop. Unplug
the power cable to completely power off the projector.
Troubleshooting your setup
If your image appears correctly on the screen, skip to the next section. If it does not,
troubleshoot the setup.
The Status Indicator Panel on top of the projec
tor indicates the state of the projector
and can help you troubleshoot.
Table 3: Status indicator light behavior and meaning
Status Indicator LightMeaning
POWER: Solid blue
POWER: Blinking blue
POWER: Blinking blue
TEMP: Blinking red
LAMP: Blinking red
POWER: Solid blue
TEMP: Blinking red
LAMP: Blinking red
1. If the Power Saving Mode feature is on,
the projector is plugged in.
2. The projector is on and initialized.
3. The projector is in normal operation.
1. If the Power Saving Mode is off, the
rojector is plugged in.
p
2. The projector is powering down and the
ans are cooling the projector.
f
The projector fan(s) are not operating
corre
down.
The lamp failed to ignite.
Contact Technical Support if the problem
rsists. Visit www.infocus.com/support to
pe
contact service.
ctly and the projector has been shut
POWER: Solid blue
TEMP: Off
LAMP: Blinking red
POWER: Solid blue
TEMP: Blinking red
LAMP: Off
12
The lamp has reached its end of life and
eplaced. The lamp will continue
must be r
to operate until it fails.
Contact Technical Support. Repair may be
eded.
ne
1. The projector is overheating and the
will be shut off. The fans will
lamp
continue to run.
2. The projector will not turn back on until
ng process is complete.
the cooli
Problem SolutionResult
Startup
Screen
A
Startup
Screen
Restart laptop
A
A
No start up screen
Plug power cord into the projector
press power button
Correct image
Only start up screen appears
Press the Source button
activate laptop’s external port
13
Computer image projected
ProblemSolutionResult
A
Signal out of
the range
A
A
A
A
A
A
No computer image, just the words “Signal out of
range”
Only my laptop’s background appears, not the
Desktop icons
Press the Auto Image button on remote
Adjust computer refresh rate (Windows 7: Control
l > Display > Screen Resolution > Advanced
Pane
Settings > Adapter tab). Varies per operating system.
You may also need to set a different resolution on
your computer, as shown in the following problem,
“image fuzzy or cropped”
Change the Multiple Display setting to "Duplicate
these displays" (Windows 7: Control Panel > Display
> Screen Resolution). Varies per operating system.
Computer image projected
Background and Desktop projected
14
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