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Dell 4100MP Safety Instructions Page 39

Dell 4100mp projector user's guide.
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Adjust the image distortion caused by horizontal shifting of the projector orientation.
  
Auto Keystone
Select On to enable the auto correction for vertical image distortion due to tilting the projector.
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Select Off to disable the auto correction.
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Semi-Auto Keystone
Select On to activate the semi-auto keystone correction for image distortion. A specific image pattern will be present on the
screen once it's been activated and then complete the settings by following below instructions.
Adjust the projected image display to appropriate location on the screen.
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Starting with positioning for first corner on top-left of the screen, use the Navigator button to move the cursor to
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preferred location within the image display area and press Menu button to confirm the positioning.
Complete the positioning for the rest 3 corners clockwise by the same instruction as above.
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After the positioning for 4 corners is completed, the image display will be projected on the screen according to the
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designated corner location.
 
  
Zoom
Press
to digitally magnify an image up to 32 times on the projection screen.
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Press
to reduce the zoomed image.
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Aspect Ratio
Select this function to fit 1:1, 16:9 or 4:3 aspect ratio. In order to use the 1:1 aspect ratio, the input must be a computer
signal (through VGA cable) less than XGA (1024 x 768), component 576p/ 480i / 480p, S-Video, or Video (composite). If the
input signal is a computer signal greater than XGA or component 1080i / 720p, only 16:9 or 4:3 aspect ratio will be
available. When an icon is selected, the color of the icon will change to dark blue.
1:1: The input source will be displayed without scaling.
16:9:The input source will be displayed in wide screen mode (16:9) without scaling. The source will be scaled to fit the width
of the screen.
4:3: The input source will be scaled to fit the screen.
  
Video Mode
Select this function to optimize the display image for home use (Movie Mode or Game Mode), conference use (PC
Mode) or as user preferable settings (User Mode), or use sRGB mode for more accurate color representation. When an
icon is selected, the color of the icon will change to dark blue. Adjusting the settings of White Intensity or Degamma tab,
will select User Mode automatically.
  
White Intensity
White Intensity can be adjusted between 0 and 10.
Setting 10 will maximize the brightness.
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Setting 0 will maximize color reproduction quality.
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