Dukane Model 28a7100hc Users Guide

10 Skip this page if you did not connect a USB mouse cable
For Windows 98:
If you connected the USB cable, the Add New Hardware Wizard 
appears again. Drivers must be installed to use the USB functionality. 
The Wizard launches three times. 
The first time it detects a USB Composite Device. 
The second time a USB Human Interface Device (for the keyboard). 
The third time it detects a USB Human Interface Device (for the 
mouse). 
For Windows 2000, Windows ME, and Windows XP:
The USB drivers are...

11
Connecting a video deviceYou can connect VCRs, DVD players, camcorders, digital cameras, video 
games, HDTV receivers, and TV tuners to the projector. There is also an 
audio input. You can connect the audio directly to the projector to get sound 
from the onboard speaker, or you can connect it to your stereo’s receiver to 
get sound from your own speakers.
Before connecting your projector, you should decide which aspect ratio you 
want to use. Aspect ratio is the ratio of the image width to image...

12
Video connectionsThe next step is to figure out what type of connectors/output the equip-
ment you want to connect has. If there is more than one output, select the 
one with the highest quality. Component video has the best quality, fol-
lowed by S-video, then composite video. 
If you are connecting the projector to HDTV, the projector ’s computer con-
nector should be used.
Keep in mind that HDTV and progressive sources can only be handled 
through the projector ’s VGA connector. The optional...

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Video device connectionsComposite video connectionPlug the included video cable’s yellow connector into the video-out connec-
tor on your video device. Plug the other yellow connector into the yellow 
Video In connector on the projector. Plug the included audio adapter’s 
white connector into the left audio out connector on your video device; plug 
the audio adapter’s red connector into the right audio out connector on the 
video device. Plug the included audio cable into the black connector on the...

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Component video connectionIf your video device has component connectors, use a Component to S-
video adapter or the Component to VESA adapter (available from a third-
party vendor) for HD and progressive sources. 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 projector’s S-video (for S-video) or 
Computer in (for VESA) connector. Use the audio adapter as described on 
the previous page.
Component connection...

15
Displaying videoRemove the lens cap.
Toggle the Pow e r switch on the side of the projector to the On position.
The LED flashes green and the fans start to run. When the lamp comes on, 
the start-up screen is displayed and the LED is steady green. It can take a 
minute for the image to achieve full brightness. 
? No start up screen? Get help on page 18.
Plug in and turn on your video device.
The video device’s image should appear on the projection screen. If it 
doesn’t, press the Video button on the...

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Adjust the zoom and focus.
If the image is not square, adjust the keystone using the buttons on the key-
pad. Press the top Key s t o n e  button to reduce the upper part of the image, 
and press the bottom Keys to ne  button to reduce the lower part.
Adjust the volume on the keypad or remote.
Adjust the Contrast, Brightness, Color, Tint, or Aspect Ratio in the Picture 
menu. See page 30 for help with the menus and these adjustments.
For Aspect Ratio, keep in mind that DVD players must be configured...

17
Shutting down the projectorThe projector automatically displays a black screen after no active source is 
detected for 30 minutes. This black screen helps preserve the life of the pro-
jector. The image returns when an active source is detected or a remote or 
keypad button is pressed.Screen SaveYou can make the black screen appear after a preset number of minutes by 
turning on the Screen Save feature in the Settings>System menu. See 
page 33.Pow e r  S av eThe projector also has a Power Save feature...

18
Problem Solution Result
no start up screen plug power cord in projector’s left side
remove lens cap
toggle power switch correct image
only start up screen appears press the Computer button 
activate laptop’s external port computer image projected
toggle power switch
on side
A
restart laptop
A
A 

19
Problem Solution Result
no computer image, just the words “Signal out of 
range” press the Auto Image button on keypad
computer image projected
A
Signal out of
range
Panel>Display>Settings>Advanced>Adapter
(location varies by operating system)
you may also need to set a different 
resolution on your computer, as shown
in the following problem, “image fuzzy
or cropped” adjust computer refresh rate in Control 
A
A