Acer Projector Pd723 User Manual

							21... English
Sharpness
Adjusts the sharpness of the image.
4Press the  to decrease the sharpness.
4Press the  to increase the sharpness.
V. Keystone
Press the  or  to adjust image distortion vertically and
makes a squarer image.
H. Keystone
Press the  or  to adjust image distortion horizontally and
makes a squarer image.
Aspect Ratio
Use this function to choose your desired aspect ratio.
44:3 : The input source will be scaled to fit the projection
screen.
416:9 : The input source will be scaled to fit the width of the
screen.
4Auto : Keep the image with original width-higth ratio and
maximize the image to fit native horizontal or vertical pixels.
16:9 Image Position
Adjust the image position to up or down, when you select the
aspect ratio to 16:9.
4Press the  to move the image down.
4Press the  to move the image up.
Image
User Controls
™“Sharpness”
functions is not
supported under DVI
mode.     
						

							22English ...
Image
User Controls
H.Position (Horizontal Position)
4
Press the  to move the image left.
4Press the  to move the image right.
V. Position (Vertical Position)
4
Press the  to move the image down.
4Press the  to move the image up.
Frequency
“Frequency”changes the display data frequency to match the
frequency of your computer’s graphic card. If you experience a
vertical flickering bar, use this function to make an adjustment.
Tracking
“Tracking” synchronizes the signal timing of the display with
the graphic card. If you experience an unstable or flickering
image, use this function to correct it.     
						

							23... English
ECO Mode
Choose “On” to dim the projector lamp which will lower power
consumption, extend the lamp life and reduce noise.  Choose
”Off” to return normal mode.
Menu Location
Choose the Menu location on the display screen.
Projection
4
Front-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 turns the image
upside down for ceiling-mounted projection.
4Rear-Ceiling
When you select this function, the projector reverses and
turns the image upside down at same time. You can project
from behind a translucent screen with ceiling mounted
projection.
Management
User Controls             
						

							24English ...
Management
Source Lock
When source lock is turned off, the projector will search for
other signals if the current input signal is lost. When source lock
is turned on, it will “Lock” the current source channel before
you press “Source” button on remote control for next channel.
Lamp Hour Elapse
Displays the lamp’s elapsed operating time (in hours).
Lamp Hour Reset
Press the  button then choose “Yes ”to turn the lamp hour
counter to 0 hours.
Lamp Reminding
Choose this function to show or to hide warning message when
the changing lamp message is displayed.  The message will
show up 30 hours before end of life.
Start-up screen
Choose “Acer” or “User to change the start-up screen to be acer
default or user customized.
Capture User Image
Press the  button then choose “Yes” to capture current
displayed image for the “User” start-up screen.
Reset
Press the  button then choose “Yes” to return the display
parameters on all menus to the factory default settings.
User Controls     
						

							25... English
Audio
Volume
4
Press the  to decrease the volume.
4Press the  to increase the volume.
Mute
4
Choose the “On” to turn mute on.
4Choose the “Off” to turn mute off.
User Controls     
						

							26English ...
Personals
Edits user preferences by OSD interface.  Edited user Info will
display on lower left corner of the screen when projector is
powered ON.
1.> Use the 
   to select “Line1” function, and then press the
“Enter” button. You can input the character to line one.
2.> Use the 
       to select character, and then press
“Enter” to confirm your selection.
3.> Use the 
   to select “Line2” function, and then press the
“Enter” button. You can input the character to line two.
4.> Procedure as Step. 3.>
5.> Use the 
   to select “Save & Exit” function and then press
the “Enter” button.
6.> The startup screen will display the new wording after restart
the projector.
Note:
4
Each line can input 35 characters only.
4Use “Del” to delete the previous character.
4Use “Space” to add a space.
User Controls   
						

							27... English
Language
Language
Choose the multilingual OSD menu . Use the   or  key to
select your prefered language.
Press “Menu” to finalize the selection.
User Controls     
						

							28English ...
PIP
PIP
Choose “On” to select on the PIP screen.
Position
Choose the PIP screen position on the display screen.
Source Change
Choose the input source of the projector on the PIP screen.
Swap
Choose “On” to swap main screen and PIP screen each other.
User Controls     
						

							29... English
Problem: No image appears on screen.
4Ensure all the cables and power connections are correctly and
securely connected as described in the “Installation” section.
4Ensure the pins of connectors are not crooked or broken.
4Check if the projection lamp has been securely installed. Please
refer to the “Replacing the lamp” section.
4Make sure you have removed the lens cap and the projector is
switched on.
4Press A/V Mute button to maker sure the image has not been
turned off temporarily.
Problem: Partial, scrolling or incorrectly displayed image.
4Press the “Sync” button on the Remote Control or Press the
“Re-Sync” button on the Control Panel.
4If you use a PC:
If the resolution of your computer is higher than 1024 x 768.
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 1024 x 768.
For Windows 95,98,2000,XP:
1.  Open “My Computer” icon, the “Control Panel” folder, and
then double click on 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 1024 x
768  resolution.
If the projector is still not projecting the whole image, you will
also need to change the monitor display you are using. Refer to
the following steps.
4.  Follow the above steps 1-2. Click on the “Advanced Proper ties”
button.
Troubleshooting
If you experience trouble with the projector, refer to the
following information.  If the problem persists, please
contact your local reseller or service center.
Appendices   
						

							30English ...
5.  Select the “Change” button under the “Monitor” tab .
6.  Click on “Show all devices”. Then select “Standard monitor
types” under the “Manufacturers” box ; choose the resolution
mode you need under the “Models” box.
7. Verify that the resolution setting of the monitor display is less
than or equal to 1024 x 768.
4If you are using a Notebook PC:
1. You are required to implement the above steps of resolution
setting of the computer first.
2. Switch the Notebook PC display to the “external display only”
or “CRT only” mode.
4If you experience difficulty in changing resolutions or your
    monitor freezes, restart all the equipment and the projector.
Problem: The screen of the Notebook or PowerBook computer is
not displaying your presentation.
4If you are using a Notebook PC:
    Some Notebook PCs may deactivate their screens when a second
display device is in use.  Refer to your computer’s documentation
for information on how to reactivate the monitor display.
4
If you are using an Apple PowerBook:
    In Control Panels, open the PowerBook Display to select Video
Mirroring “On”.
Problem: Image is unstable or flickering
4Use “Tracking” to correct it.  Refer to page 22.
4Change the monitor color setting from your computer.
Problem: Image has vertical flickering bar
4Use “Frequency” to make an adjustment.  Refer to page 22.
4Check and reconfigure the display mode of your graphic card to
make it compatible with the product.  Refer to page 29.
Problem: Image is out of focus
4Adjusts the Focus Ring on the projector lens.  Refer to page 14.
4Make sure the projection screen is between the required distance 3.9
to 39.4 feet (1.2 to 12.0 meters) from the projector.
Appendices