Vidikron Projector Model 75 User Manual

Operation
Vidikron Vision Model 65/Model 75 Installation/Operation Manual 55 
•Pincushion: “Pincushion” distortion can sometimes occur if the throw distance is very 
short and/or the projector is equipped with an anamorphic lens (refer to 
Installing and 
Adjusting the CineWide Anamorphic Lens in Section 3). To correct it, select Pincushion 
from the GeoCorrection menu and use the  or  button to make the image rectangular. 
See Figure 4-7. 
Figure 4-7. Pincushion Correction
Positive values
increase image...

Operation
56 Vidikron Vision Model 65/Model 75 Installation/Operation Manual
Overscan: Overscan pushes the outside edge of the active picture area of the video signal 
out beyond the edge of the display area. 
Some television programs are produced based on the assumption that older television sets 
may not display the outer edges of the broadcast picture area. 
Overscan effectively trims 
away these inactive, outer edges and enlarges the remaining portion of the image to fill the 
display area.
Use the...

Operation
Vidikron Vision Model 65/Model 75 Installation/Operation Manual 57 
InformationSelect Information from the Main Menu to see projector status information: the 
currently-active source, input signal resolution, aspect ratio, picture memory and lamp 
usage. This menu also displays the projector serial number.
Should you ever need to contact Vidikron Technical Support, this information will help them 
answer your questions or resolve product performance issues. 
SetupTo access advanced projector...

Operation
58 Vidikron Vision Model 65/Model 75 Installation/Operation Manual
VAC: Use the VAC control to increase or decrease the V² Aperture Control setting. VAC lets 
you control the aperture or iris size (the physical opening through the lens; similar to an 
“f-stop” on a camera). Doing so allows you to optimize brightness and contrast according to 
the amount of ambient light in the viewing area. 
Use a higher setting for rooms with a lot of ambient light. Use a lower setting for more 
“theater-like”...

Operation
Vidikron Vision Model 65/Model 75 Installation/Operation Manual 59 
ISFTo access the ISF Calibration menu, select ISF from the Main Menu and press ENTER. Use the 
number buttons on the remote control to enter the ISF Calibration menu passcode when 
prompted and press ENTER again. Then, press MENU on the remote control. 
Picture Memory/Copy Settings: These settings are described in the Picture Adjust section 
(page 46).  
Brightness/Contrast/Color/Tint/Sharpness/Color Temperature: These settings...

Operation
60 Vidikron Vision Model 65/Model 75 Installation/Operation Manual
Advanced Options: For more precise control over picture quality, select Advanced Options 
from the ISF menu and press ENTER. 
•Image Enhance: The Image Enhance menu gives you options for improving the quality of 
standard-definition, 480i images. (For 480p and higher-definition images, the controls in 
this menu are disabled.) Keep in mind that these controls add frequencies that are not 
present in the original signal, and may...

Operation
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•Advanced Color Enhance (ACE): Use the Advanced Color Enhance (ACE) controls to 
customize the stored color space characteristics. To do this, use the  or  button to 
select a component color (Red, Green, Blue, Yellow, Cyan or Magenta). 
For each component color, you can adjust the following: 
Limit: This slidebar adjusts the intensity – also known as luminance – of a given color. 
Saturation: This slidebar adjusts the color...

Operation
62 Vidikron Vision Model 65/Model 75 Installation/Operation Manual
Changing either or both of these numbers changes the hue of the color and relocates the 
“triangle” for possible colors. For example, changing the x/y coordinates for red moves the 
color closer to either orange or violet, which in turn affects all displayed colors having a 
red component.
To adjust the gamut:
1. Select Gamut from the Advanced Options menu and press ENTER. 
2. To do an automatic gamut adjustment, highlight...

Vidikron Vision Model 65/Model 75 Installation/Operation Manual 63 
5.1 
Lamp Replacement
The lamp should be replaced when it reaches the end of its life (typically 2000 hours), or 
sooner if a noticeable degradation in brightness occurs. Contact your Vidikron dealer to 
obtain a replacement lamp.
1. Turn off the projector and unplug the power cord. 
Allow the projector to cool down for 
approximately 45 minutes prior to removing the 
lamp assembly for replacement.
2. Loosen the three captive screws from...

Maintenance and Troubleshooting
64 Vidikron Vision Model 65/Model 75 Installation/Operation Manual
5.2 
Troubleshooting Tips
Table 5-1 provides some general guidelines for troubleshooting problems you may 
encounter with the Vision 65/75. If the suggested solutions fail to resolve the problem or if 
you encounter an issue not described here, please contact Vidikron Technical Support. 
Table 5-1. Troubleshooting Chart 
SymptomPossible Cause(s)Solution
The projector does not turn on.  The Vision 65/75 is...