InFocus Projector IN3128HD User Manual

1
Declaration of Conformity
Manufacturer: InFocus Corporation, 13190 SW 68th Parkway, Suite 200, Portland, Oregon 
97223-8368 USA
We declare under our sole responsibility that this projector conforms to the following 
directives and norms:
ErP Directive 2009/125/EC
EMC Directive 2004/108/EC
EMC: EN 55024:2010, EN  55022:2010, EN 61000-3-2:2006+A1:2009+A2:2009,  
EN 61000-3-3:2008
Low Voltage Directive 2006/95/EC
Safety: IEC 60950-1: 2005;EN 60950-1:2006 +A11:2009
Trademarks
Apple, Macintosh, and...

2 Table of Contents
Introduction 4
Positioning the projector  6
Connecting a computer source  7
VGA connection  7
HDMI connection  7
Connecting power  7
Optional computer connections  7
Displaying an image  8
Adjusting the image  9
Connecting a video device  10
Video device connections  10
Composite video connection  10
VGA connection  10
Component video connection  10
S-video connection  10
Shutting down the projector  11
Troubleshooting your setup  11
Using the remote control  19
Using the audio  20...

3 Important Operating Considerations for Safety
• 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...

4
Introduction
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. IN3128HD has native 1920 x 1080 
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 ar e subject to...

5
Connector panel
The projector provides both computer and video connection options, including:
•HDMI (2)
• VGA computer (2)
• Component video
•S-video
• Composite video
• Monitor out (for external monitors)
• Audio inputs (1 RCA; 2 3.5mm)
• Audio output 
• Microphone input
• USB A (for JPEG presentations from
 a USB flash drive, for connecting a 
mouse, keyboard or wireless adapter, and for firmware upgrades) 
• USB mini B (for presentation slide control)
• LAN (RJ45 for network control and video over...

6
Positioning the projector
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. It must 
be at least 48” (1.2m) from the projection screen.
• If you are installing the projector on the ceiling, we strongly recommend using 
InFocus approved ceiling...

7
Connecting a computer source
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, su ch as set-top boxes, DVD players, and 
receivers...

8
Displaying an image
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 12.
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 connect your computer to the projector:...

9
Adjusting the image
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 6 for a table listing screen sizes and distances.
Adjust the zoom or focus.
If the image is not square, first make sure that the projector is perpendicular to the 
screen. If the image is...