Dukane Imagepro 28A8040 Liquid Crystal Projector Operating Guide

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u uu u
uPowering On the Projection Display.
1. Remove the  lens cover
2. Plug the power cord into the back of the projector and plug it into the electrical outlet.
    The “POWER/STANDBY” LED indicator will flash green.
3. Turn on the lamp by pressing “ POWER/STANDBY” button.
    The startup screen displays and starts 30 seconds countdown for lamp .
    The “POWER/STANDBY” LED indicator will lit green and stop flashing.
    The “LAMP” LED indicator will flash amber for 30 seconds.
4. Make sure the computer or video signal is well connected.  The projector will detect
 your computer source automatically.
5. If necessary, make adjustments to the image from the projector’s On-Screen Display
(OSD)menus.
Powering On/Off the Projection Display
u uu u
uPowering Off the Projection Display.
Turn off the lamp by pressing “ POWER/STANDBY” button. The confirmation message, ”Power off
the lamp? ” will show up.  Please select “Yes” to turn off the lamp. “LAMP” LED indicator will flash
amber for about one minute.  After the “LAMP” LED indicator stops flashing, you may unplug the
power cord.
Warning:
*     When the “LAMP” LED indicator lit amber for a long period of time, please change the lamp
module.  Please contact your local dealer or distributor for replacement lamp and refer to “
Changing the lamp”(Page 21) in the manual.
*     When the “TEMP” LED indicator lit amber, it indicates the display has been overheated. The
display will automatically shut itself down.  While the “TEMP” LED indicator turns “off”, the
display can be switched on again for your presentation. 
						

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Adjusting the image size
w ww w
w Adjust  the height of projected image
 Raise the projection display to the desired angle and then press the elevator
release buttons to release the elevator foot.
‚Fine-tune the height by manually turnig each foot.
Screen
Elevator Foot
Elevator
Releasing Button
(Refer to the following figures below) 
						

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w ww w
w Focus the image
You may adjust zoom ring to zoom in/out 1.3 times of the image size.
     To focus the image, rotate the focus ring until the image is clear.
20”[27”][60”]
(20”)[100”]
(45”)(76”)(114”) [150”]
(153”) [200”][260”]
(197”)
[   ] Maximum
Max.
Screen
(inch)
Distance(ft.)
Min.27”
20”
3.8’
8.4’ 14’21’ 28’36’ 60”
45”100”
76”150”
114”200”
153”260”
197”
Screen Size60” 100”
150”200”260”
16 x 12 49 x 36 80 x 60 120 x 90
160 x 120208 x 156
(W x H) inch
(  ) Minimum
FOCUS
RING
ZOOM
RING
w ww w
wAdjusting the Image Size
*The graph is for user’s reference only. 
						

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User Control Overview
There are two ways for you to control the functions: panel control and remote control.
wPanel  Control
wRemote Control
User Controls 
						

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Power/Standby
4
Power the lamp on and off when the main power switch is turned on.
Menu
4
Press “Meau” to open the on-screen display (OSD) menus and to switch among different menus.
To exit OSD, press the “Freeze/CLR” button or select the “ Exit Menu” icon and press “Enter”
button. The projector saves any changes you made automatically.
Source
4
Press “Source” to choose between video and computer sources.
Reset
4
When you press “Reset” button, the OSD menus shows message “Reset All Yes/NO ? ”.
Select “Yes” to confirm or select “ No” to cancel.This function will reset all user
adjustable parameters to factory default settings.
Enter
4
Press “Enter” for confirming your selection.
Four Directional Select Keys
4
Use “Up” or “Down”  to select items. Use “Right”or “Left”to make adjustments for your
selection.
4Use “Up” or “Down” button to change the vertical positioning of the image; and use “Right”or
“Left” button to change the horizontal positioning of the image.
Resync
4
Automatically synchronizes the projector to the input source.
Volume
4
To turn up  the volume, press “+” button.
4To turn down the volume, press  “-” button.
4To mute the volume, press  “Mute” button.
Freeze/CLR
4
Press “Freeze/CLR” button to still the screen image.
4When the OSD displayed, press “Freeze/CLR” button to exit the OSD.
Tracking (Computer mode only)
4
Choose “Tracking” item to synchronize the signal timing of the display with that of the graphic
card. When you experience an unstable or flikering image, use this function to correct it.
Zoom In (Computer mode only)
4
Press “Zoom In” button to enlarge the projected image.
4When the “Zoom” icon is displayed, you can use four directional select keys to change the
vertical or horizontal positioning of the image.
Zoom Out(Computer mode only)
4
Diminish the zoom in image.
4 When the “Zoom” icon displayed, you can use four directional select keys to change the
 vertical or horizontal positioning of the image.
Keystone
4
Adjust image distortion caused by tilting the projector. 
						

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4The Projector has the multilingual On-Screen Display(OSD) menus that allows you
to make image adjustments and change a variety of settings. When in computer
source, the OSD will be the “Computer OSD”. When in Video source, the OSD will
be the “ Video OSD”. The projector will detect the source automatically.
4To open the OSD menus, press the “Menu” button on the Remote Control or Panel
Control.
4To select among different menus, press the” Menu” buttn again. Then  use “Up”&
“Down” keys to select different items and  use  “Right” & “Left” to adjust your
selection.
4To exit the OSD, press the “Freeze/CLR” button or choose the “Exit Menu” and
press “Enter” button.
OSD Menus
4Brightness
Adjusting the brightness of the image.
lPress the left key to darken the image.
lPress the right key to lighten the image.
4Contrast
The contrast controls the degree of difference between the lightest and darkest parts of  the
picture. Adjusting  the contrast to change the amount of black and white in the image.
lPress the left key to decrease the contrast.
lPress the right key to increase the contrast
4Keystone Correction
Adjusts image distortion caused by tilting the projector.
4Color Temperature
Adjusts the color temperture. The range is from 5000°K to 9300°K . The factory default is 7900°K .
With the higher temperature, the screen looks colder; with the lower temperature, the screen
looks warmer.
How to operate
Language
4Language
You can display the multilingual OSD . User “ Up” and “ Down” key to select. The menus redrew
immediately.
Display 
						

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4Tracking
Choose “ Tracking “ item to synchronize the signal timing of the display with that of the graphic
card. When you experience an unstable or flickering image, use this function to correct it.
4Frequency
“Frequency” is for changing the display data frequency to match the frequency of your
computer’s graphic card. When you experience a vertical flickering bar, use this function to make
an adjustment.
4Auto-Image
The projector automatically adjusts tracking, frequency and vertical and horizontal
position for most computers.
* The image options are available only for computer sources. The projector can set these options
automatically for video sources.
4Tint (Video mode only)
 The tint adjusts the red-green color balance in the projected image.
l Press the left key to increase the amount of green in the image.
l Press the right key to increase the amount of red  in the image.
4Color (Video mode only)
The color setting adjusts a video image from black and white to fully saturated color.
lPress the left key to decrease the amount of color in the image.
lPress the right key to increase the amount of color in the image.
Image (Computer mode only)
4Volume
l Press the left  button to decrease the volume.
l Press the right button to increase the volume.
4Bass
The Bass setting controls the lower frequencies of your audio source.
l Press the left  button to decrease the bass.
l Press the right button to increase the bass.
Audio 
						

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4Front-Desktop
The factory default setting.
4Rear-Desktop
When you select this function, the projector reverses the image so you can project behind a
translucent screen.
4Front-Ceiling
When you select this function, the projector truns the image upside down for ceiling-mounted
projection.
4Rear-Ceiling
When you select this function, the projector reverses and truns the image upside down at same time.
You can project from  behind a translucent screen with ceiling mounted projection.
4Treble
The treble setting controls the higer frequencies of your audio source.
l Press the left  button to decrease the volume.
l Press the right button to increase the volume
4Mute
l Choose the left icon to make the volume function ineffective.
l Choose the right icon to make the volume function effective.
4Mono / Stereo / Stereo-enhance
l Mono: Mono sound effect.
l Stereo: Stereo sound effect.
l Stereo-enhance: Stereo-enhance sound effect.
Projection 
						

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Lamp
Exit Menu
4Exit Menu
When you like to close the OSD menus, choose this item and select “ YES” to exit menu.
4Reset All
Choose “ Yes” to retrun the display parameters of the current mode to its factory default settings.
4Lamp Warning
Choose this function to show or hide the warning message when the lamp changing warning
message displayed.
4Lamp Reset
Reset the lamp setting only when the lamp changing is done. 
						

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Problem: No image appears on screen.
4Ensure all the cables and power connections are correctly and securely connected
as described in the “Installation” section.
4If the projector is plugged into a power strip, make sure the power strip is turned on.
4Ensure the pins of connectors are not crooked or broken.
4Check if the projection lamp has been securely installed. Please refer to the “Changing
the lamp” section.
4Make sure you have removed the lens cap and the projector is switched on.
Problem: Partial, scrolling or incorrectly displayed image.
4Press the “Resync”button on the Remote Control.
4If you are using a PC:
If the resolution of your computer is higher than 800 x 600.  Follow the steps
outlined below to reset the resolution.
For Windows 3.x:
1. In the Windows Program Manager, click the “Windows Setup” icon in the Main
group.
2. Verify that your display resolution setting is less than or equal to 800x 600.
For Windows 95:
1. Open “My Computer” icon, the “Control Panel” folder, and then double click the
“Display” icon.
2. Select the “Setting” tab.
3. In the “Desktop Area” you will find the resolution setting.  Verify that the
resolution setting is less than or equal to 800 x 600  resolution.
If the projection display is still not projecting the whole image, you will need
to also change the monitor display you are using. Refer to the following steps.
Troubleshooting
If you are experiencing trouble with the projection display, refer to the following.  If the
problem persists, please contact your local dealer or our service center.
Appendices