Step-by-Step OptimizatiOn GuideW O R L D O F W O N D E R
16 17Each tone will repeat until you advance the test by selecting the on-screen menu button to proceed to the next sweep tone.Caution – you sho
18 19visible during Contrast adjustment. Your display is expected to show ideal white elements distinct from the background. If the g
20 21white grid without color fringes. Below are examples of incorrect alignment and correct final alignment (figure 23).Occasionally, several projec
22 23KEYSTONE(figure 24)LINEARITYPINCUSHIONSKEWChROma & hUEThis modified industry standard test pattern (figure 25) contains examples of the three
24 25Locate the display controls affecting “hue” or “tint.” Using the blue filter, observe the main color bar samples of cyan and magenta. Dir
26 27difference between ideal white and ideal black contained in this test pattern to match the display capability of the monitor. Contrast m
28 29This chart on the right (figure 31) provides a target suitable for optically focusing projection equipment. Please note that dire
30 31amount of sharpness will add some desirable definition to the image as shown in the center sample. Adding too much sharpness will begin t
32 33Read the percentage of overscan directly from the edge markings by determining which percentage line is the first one unmasked (
34 35cides with the “zero” marks. Watch the markers (calibrated for both television frames and milliseconds) and listen for the tone to empha-size exa
W A R N I N GUnder no circumstances should you open your system to expose electronic circuitry or attempt to adjust internal controls. You may cause s
36 37From a distance, the monitor may appear to be fl at grey. Looking closely, however, you should see the individual checkerboard squares
38 39(figure 46)*(figure 47)If your connection to the monitor is analog, you may also experience additional blurring. For best results, use digita
40 41test signal. Some amount of aliasing is normal due to the limitations of video systems. However, irregularities in signal processing or d
42 43CONTRASTCLIP POINTSthe left below “Ideal Black” begin to blend into the background. The residual brightness is most easily set in a
44 45This test chart (figure 54) consists of a fine grain black and white checkered background, which should appear flat grey from a distance. O
46 47As a quick reference, this chart (figure 57) embodies many of the patterns found elsewhere on this disc. It also contains unique patterns
48 49the horizontal wedge (figure 62) is calibrated in TV Lines. These indicators are intended for analog connected devices. While the r
50 51The band of pink noise generated by this test is specifically directed to the LFE Channel (low frequency effects) and will help you position your
52 53CREDItsWOWCREDItsVIsIONsEXECUTIVE PRODUCERRichard J. CaseyPRODUCERSJohn S. BanksRichard J. Casey DIRECTOR John S. Banks CINEMATOGRAPHY John
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2 3CONNECTIONSGENERaL INFORmatIONVIDEOFirst, you need to know how your display is connected to your system. For High Definition systems,
4 5The visibility of the brighter steps indicates that subtle detail in shadow areas will be visible while the absence of the darker steps s
6 7LETTERBOXAND SIDE BARSaspECt RatIONative television aspect ratio is set to 4:3 for older SD (Standard Definition) displays and 16:9 for com
8 9The arrows on the sides should be uniformly visible and there should be no black bars on either side of the chart nor on the top an
10 11In the image below (figure 13), the blue sky should appear deep and natural. If it appears to be washed out, bring the color level up sli
12 13Observe the screen for color purity deviations. The entire screen should be a solid magenta color that is mixed from pure red and pure blue. Ch
14 15The Polarity test will begin using the left front and right front speakers only. It will advance around the system in a cloc
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