Here are the Menu Descriptions & Functions [Image adjustment] for the LV-7490

Article ID: ART112070 | Date published: 05/11/2015 | Date last updated: 08/17/2015
 

Description

Here are the Optional Accessories for the LV-7490 Projector

Solution

Menu Descriptions & Functions [Adjustment] [Image]

[Image mode]

When selecting user adjustable [Image mode], the submenu will be displayed.

You can customize each gamma or color. To do so, first select [Image mode] and press the OK button, then proceed using the following steps.

[Detail settings]

Selecting Reference Setting [Reference]

This option allows you to adjust neutral tint for yellow, cyan or magenta. There are five factory presets optimized for various types of images, you can set user adjustable settings.

Standard................ Select this to project an image with a similar quality to that of the original image. An image is projected with a high regard for reproduction of white.

Presentation .......... Select this to project an image with a similar quality to that of the original image. A bright and high contrast image is projected.

Cinema .................. Select this to project a moving picture. A picture is projected with a high regard for color tone reproduction.

Video ..................... Select this to project a regular picture such as TV program.

sRGB ..................... Select this when you want to project an image from an sRGBcompatible digital camera. An image is projected in the display mode conforming to the sRGB Standard.

Selecting Gamma Correction Mode [Gamma]

Each mode is recommended for:

Dynamic................ Creates a high-contrast picture.

Natural .................Natural reproduction of the picture.

Black detail...........Emphasizes detail in dark areas of the picture.

Adjusting Color Temperature [Color temperature]

This option allows you to select the color temperature of your choice:

5000K, 6500K, 7300K, 8300K, 9300K, 10500K.

NOTE: When [Standard] or [Presentation] is selected in [Reference], [Color temperature] is not available.

NOTE: When [Standard] or [Presentation] is selected in [Reference], [Color temperature] is not available.

Adjusting Brightness and Contrast [Auto iris] (LV-7285/LV-7280)

This function automatically controls the amount of light in response to an input signal. Reducing amount of light can create a truer black during a dark scene.

NOTE:

  • When [Presentation] or [Cinema] is selected for [Image mode] , [Auto iris] will automatically turn on at the factory preset.
  • [Auto iris] cannot be selected in the following conditions:

- [Lamp mode]: [Quiet]

- [Fan mode]: [High] or [High altitude]

- [Closed caption]: all the options other than [Off] when a Video or S-Video input is selected.

Adjusting White Balance [Brightness RGB/Contrast RGB]

This allows you to adjust the white balance. Brightness for each color (RGB) is used to adjust the black level of the screen; Contrast for each color (RGB) to adjust the white level of the screen.

Adjusting Brightness, Contrast, Sharpness, Color level and Color balance

You can adjust brightness, contrast, sharpness, color level and color balance.

Brightness ...................... Adjusts the brightness level or the black level of the image.

Contrast ......................... Adjusts the intensity of the image according to the incoming signal (White level of the image).

Sharpness ........................Controls the detail of the image for Video.

Color level ....................... Increases or decreases the color saturation level.

Color balance.................... Varies the color level from +/- green to +/-blue. The red level is used as reference.

Reset

The settings and adjustments for [Adjustment] will be returned to the factory settings with the exception of the following; numbers and [Reference] within the [Image mode] screen.

The settings and adjustments under [Detail settings] within the [Image mode] screen that are not currently selected will not be reset.


[Input signal]

Adjusting Clock and Phase [Clock/Tracking]

This allows you to manually adjust [Clock] and [Tracking].

Clock .... Use this item to fine tune the computer image or to remove any vertical banding that might appear. This function adjusts the clock frequencies that eliminate the horizontal banding in the image. This adjustment may be necessary when you connect your computer for the first time.

Tracking ....Use this item to adjust the clock phase or to reduce video noise, dot interference or cross talk. (This is evident when part of your image appears to be shimmering.) Use [Tracking] only after the [Clock] is complete.

Adjusting Horizontal/Vertical Position [Horizontal position/Vertical position]

Adjusts the image location horizontally and vertically.

- An image can be distorted during the adjustment of [Clock] and [Tracking]. This is not malfunction.

- The adjustments for [Clock], [Tracking], [Horizontal position], and [Vertical position] will be stored in memory for the current signal. The next time you project the signal with the same resolution, horizontal and vertical frequency, its adjustments will be called up and applied.

To delete adjustments stored in memory, from the menu, you select [Reset] [Current signal] or [All data] and reset the adjustments.

Selecting Overscan Percentage [Overscan]

Select overscan percentage (0%, 5% and 10%) for signal.

NOTE:

  • The [0[%]] cannot be selected when VIDEO and S-VIDEO signals are used.
  • [Overscan] is not available when [True size] is selected for [Aspect].

Selecting Aspect Ratio [Aspect]

The term "aspect ratio" refers to the ratio of width to height of a projected image. The projector automatically determines the incoming signal and displays it in its appropriate aspect ratio.

  • This table shows typical resolutions and aspect ratios that most computers support.

Sample image when the appropriate aspect ratio is automatically determined

TIP:

  • Image position can be adjusted vertically using [D.image shift] when the [16:9], [15:9], or [16:10] aspect ratios are selected.
  • The term "letterbox" refers to a more landscape-oriented image when compared to a 4:3 image, which is the standard aspect ratio for a vide source. The letterbox signal has aspect ratios with the vista size "1.85:1" or cinema scope size "2.35:1" for movie film.
  • The term "squeeze" refers to the compressed image of which aspect ratio is converted from 16:9 to 4:3.

Adjusting the Vertical Position of Image [D.image shift] (not available on LV-8310/LV-8215)

When [16:9], [15:9], or [16:10] is selected in [Aspect], the image is displayed with black borders on the top and bottom. You can adjust the vertical position from the top to the bottom of the black area.

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