Vidikron Projector Vision Model 150 User Manual
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Installation Vidikron Vision 150 Owner’s Operating Manual 49 PREL IMINARY All available channels are listed in the Channel Setup menu (Figure 3-18), which describes how each channel can be accessed and which serves as the gateway for editing, copying and deleting channels. Figure 3-18. Channel Setup Menu To display the Channel Setup menu, press 3 or highlight Channel Setup and press ENTER or . The Channel Setup menu appears with the active channel highlighted. WHAT APPEARS IN THE CHANNEL SETUP MENU? This menu lists all channels defined so far and indicates where they are connected on the input panel. The far left column lists channel numbers currently defined. The values in the far right columns indicate horizontal and vertical frequencies — if someone has defined a name for this channel, it appears here instead. Remaining columns contain details pertaining to each channel setup, such as its switcher number (always 0 = projector), slot location, a variety of icons indicating access to each channel, and an abbreviated description of each signal type. Signal Type Abbreviations: The Channel Setup menu identifies signal types in a shortened form. These descriptors indicate what signal information the projector uses to identify a match for a given channel, and are preceded by either an “i” (for interlaced signals) or “p” (for progressive signals). When used with the VHD Controller, the HDMI output signal is either “pDig” or “iDig.” Unlocking Channels: Channels are pre-configured at the Vidikron factory for use with the VHD Controller, and are locked to prevent the factory settings from being over-written accidentally. For 1080i and 1080p digital signals, there are separate channels for each aspect ratio and “ISF” memory preset (day and night). Before proceeding with calibration, unlock the currently-active channel so that any changes you make are stored in that channel. To unlock a channel: 1. Select Channel Setup from the Main Menu to display the Channel Setup menu. 2. The active channel should be highlighted. Press ENTER to go to the Channel Edit submenu. 01 0,2 pDig 720p from VHD 02 0,2 iDig 1080i16x9 nt 03 0,2 iDig 1080i 4x3 nt 04 0,2 iDig 1080i Lbx nt 05 0,2 iDig 1080i VW nt 06 0,2 iDig 1080i Cin nt 07 0,2 iDig 1080i VC nt 08 0,2 pDig 1080p16x9 nt 09 0,2 pDig 1080p 4x3 nt
Installation 50 Vidikron Vision 150 Owner’s Operating Manual PREL IMINARY 3. Select Locked from the Channel Setup menu and press ENTER to clear the check box. Figure 3-19. Unlocking a Channel Auto SetupUse the Auto Setup feature of the Vision 150 as a convenient starting point for calibrating the projector DVI input for optimum picture quality. Auto Setup is an automated process in which the projector quickly optimizes critical display parameters such as size, position and pixel tracking, based on the type of incoming video signal. An Auto Setup allows you to quickly get the image “in the ballpark” after which you can perform further calibration, if necessary. To perform an Auto Setup, do one of the following: On the Theater Master Remote Control: Press FUNCS, then AUTO followed by Enter. When the Auto Setup completes, press Enter again to keep the new settings. On the Projector Rear Keypad: Press AUTO SETUP followed by Enter. When the Auto Setup completes, press Enter again to keep the new settings. On the VHD Controller Remote Control: Press MENU, then select Service from the Main menu. Select Display Device from the Service Menu. Finally, select Configure from the Display Device menu, then select Auto Setup. What an “Auto Setup” Does: Auto Setup sets the following parameters to their default values: White Level (Contrast) Black Level (Brightness) Pre-Calibration (Auto Input Level) (off) Sharpness (Detail) (if video source) 1. Name 1080i16x9 nt 2. Number 02 3. Input 2 4. In Menu 5. Auto Source 6. Locked 7. Previous Channel 8. Next Channel Channel Edit Clear this check box to unlock the channel ➤ You cannot use Auto Setup with a locked channel; you must unlock it first. Refer to Unlocking Channels on page 49. Note
Installation Vidikron Vision 150 Owner’s Operating Manual 51 PREL IMINARY Auto Setup also optimizes the following settings, based on the characteristics of the incoming signal: Pixel Tracking Pixel Phase Size and Blanking Position White Balance (Input Levels) If additional fine-tuning is necessary after performing an Auto Setup, continue with the next section. Size and Position Menu In the Size and Position Menu, you can increase or decrease the size of your image, change its proportion (aspect ratio), move the image to a specific area of the screen, and refine other related parameters. Use Size and Position controls to match the image precisely to the screen. Changes made in the Size and Position menu take effect immediately and are saved when you exit the menu. Size Presets: Select a Size Presets option to quickly display an image in its native resolution or to automatically resize an image to closely fill the projector’s native resolution of 1920x1080, or to optimize the display width or height. Size, Position and Blanking parameters automatically adjust accordingly. If Blanking is set first, which defines an Active Input Area, Size Preset scaling occurs in this region of interest only. The default setting is either No Resizing or Custom, depending on the input signal resolution. Do not change it unless specifically instructed to do so by Vidikron Technical Support. •No Resizing: Select No Resizing to display the image in its native resolution, which may or may not match the projector’s resolution. For example, for a computer display with a native resolution of 800 x 600, “No Resizing” uses the central 800 x 600 pixels and has a black border – the black border areas are unused pixels. Figure 3-20. Resize Presets: No Resizing 1. Size Presets No Resizing 2. Size 0.866 3. Height 1000 4. Pixel Tracking 858 5. Pixel Phase 0 6. Horizontal Shift 360 7. Vertical Shift 262 8. Reserved 9. Reserved 0. AdvancedSize and Position The “native” aspect ratio is with the primary lens only. With an anamorphic lens in the light path, the aspect ratio is 2.35:1. Note 1920 1080 1080 1080 1080 192019201920SVGA 800x600 Source Type NTSC HDTV 720p HDTV 1080i No Resizing Active Image AreaActive Image AreaActive Image AreaActive Image Area Unused Pixels Unused PixelsUnused Pixels
Installation 52 Vidikron Vision 150 Owner’s Operating Manual PREL IMINARY For 1080i digital and 1080p signals, channels are pre-configured at the Vidikron factory for each aspect ratio. These channels use Custom size presets to achieve the selected aspect ratio. • “Custom” Resizing: The “Custom” re-size descriptor automatically appears in the Size and Position menu when any of the values for Size, Height, Horizontal Shift, Vertical Shift or Blanking do not correspond to those for a preset. This option is not offered in the Size Presets pull-down list. Other resizing options are described below, for the sake of completeness. In actual practice, though, they are rarely (if ever) used when the Vision 150 is used with the VHD Controller. • Default Resizing: When you select a new source, the image utilizes as much of the projector’s display area as possible for the type of incoming source data, but with minimal or no changes to aspect ratio. The image will be centered and displayed as large as possible depending on the source type and projector model: A video image or 4:3 graphic image is enlarged to fill the screen height, centered between black side bars. A 5:4 graphic image is enlarged to fill the screen height and is centered between black side bars. An anamorphic (16:9) image fills the whole screen. •Full Size: Select Full Size to use all pixels for displaying the image, regardless of source or original aspect ratio. Incoming source material having a different aspect ratio than the projector will be stretched to fill the display. •Full Width: Select Full Width to fill the projector’s display from left-to-right without changing the original aspect ratio of the image. Depending on the source, data at the top and bottom may be discarded (cropped), or the display may have black borders at the top and bottom (called “letterbox”). •Full Height: Select Full Height to fill the display from top-to-bottom. Depending on the source, this may create borders. • Anamorphic: Select Anamorphic to display an anamorphic image in its native 16:9 aspect ratio. The image will fill the whole screen. Size: “Size” controls both the image width and height in tandem, maintaining the current aspect ratio (proportion) of the displayed signal data. Height: “Height” adjusts the image height while keeping the width constant. Use this setting to change the aspect ratio of the display. Pixel Tracking: Steady flickering or several soft vertical stripes or bands across the entire image indicates poor pixel tracking. Proper pixel tracking helps ensure that the image quality is consistent across the screen, that aspect ratio is maintained, and that pixel phase can be optimized (see below). Tracking determines the frequency of the pixel sampling clock, indicated by the number of incoming pixels per line, so that all pixels generated by a particular source are sampled. By default, the projector samples at the correct frequency for most sources. For best results, use a good test pattern such as a smooth gray consisting of a clear pattern of black and white pixels, or a similar “half on, half off” graphic image. Adjust the slidebar until the vertical stripes broaden to the point where one large stripe fills the image. If the image still exhibits some shimmer or noise, adjust Pixel Phase (described below).
Installation Vidikron Vision 150 Owner’s Operating Manual 53 PREL IMINARY Pixel Phase: Adjust pixel phase when the image (usually from an RGB source) still shows shimmer or “noise” after pixel tracking is optimized. Pixel phase adjusts the phase of the pixel sampling clock relative to the incoming signal. For best results, use a good test pattern such as a smooth gray consisting of a clear pattern of black and white pixels, or a similar “half on, half off” graphic image. Adjust the slidebar until the image stabilizes and each pixel is clearly defined. You may notice that you can stabilize the image at more than one point; that is, you may find that the image appearance at “11” is identical to the image appearance at “38.” Use either setting in such cases. If some shimmer from a video or HDTV source persists, use the “ Filter” control in the Image Settings menu (described later) to remove high-frequency noise from the signal. Horizontal Shift: This option moves the image right or left within the area of available pixels. Vertical Shift: This option moves the image up or down within the area of available pixels. Picture Quality Menu Use options in the Picture Quality menu to alter your image without affecting its size or position. Changes made in this menu are applied immediately and saved when you exit the menu. Options not available for the projector model or source are disabled and appear dim (gray). White Level (Contrast): “White Level” increases or decreases the perceived difference between light and dark areas of your image (0-100). For best results, keep it under 50. If the White Level is too high, the light parts of the image lose detail and clarity. If it is too low, the light areas will not be as bright as they could be and the overall image will be dim. For best results, start with a low value and increase so that whites remain bright but are not distorted or tinted and that light areas do not become white (“crushed”). Black Level (Brightness): “Black Level” increases or decreases the amount of black in the image (0-100). For best results, keep close to 50. Start with a high value and decrease so that dark areas do not become black (“crushed”). Conversely, high brightness changes black to dark gray, causing washed-out images. Gamma: “Gamma” is a global setting that determines how gray shades are displayed between minimum input (black) and maximum input (white) for all signals. The normal gamma setting of 2.2 is correct for virtually all signals and conditions. If excess ambient light washes out the image and it becomes difficult or impossible to see details in dark areas, lower the gamma setting to compensate. Adjust “Pixel Tracking” before “Pixel Phase.” The values shown represent where the approximate center of the image lies in relation to the total number of pixels available horizontally or vertically. This varies widely according to the signal; watch the image while adjusting. Note Note 1. White Level 50.0 2. Black Level 50.0 3. Gamma 2.2 4. Filter Off 5. Sharpness 0 6. Noise Reduction 0 7. Color Space RGB 8. Decoder Adjust 9. White Balance 0. AdvancedPicture Quality If the environment lighting changes, an adjustment of Gamma is recommended (see below). Note
Installation 54 Vidikron Vision 150 Owner’s Operating Manual PREL IMINARY Filter: The proper filter setting is automatically set for virtually all signals, and rarely needs to be changed. It applies a low pass filter for noise reduction in the incoming input signal, particularly for HDTV or SDTV. Applied in the analog domain before sampling, this filtering removes high frequencies and thus reduces pixel phase noise (note this also reduces signal bandwidth). Override only if standard pixel tracking and phase adjustments do not adequately clear up a “noisy” video signal, or if a graphics signal appears overly “soft.” Both instances indicate that “Filter” may be set to the wrong option. Sharpness: “Sharpness” changes the amount of high-frequency detail in a video image so that edges remain clearly defined. It can be particularly useful if a significant “Noise Reduction” adjustment has caused the image to appear too soft. Adjust until the display is as sharp as desired, keeping in mind that because “Sharpness” adds some high frequencies back into the image, it can also reintroduce a certain degree of noise. Noise Reduction: Noise Reduction is similar to the “Filter” control, but operates in the post-sampling digital domain with a more subtle effect. Higher settings are most useful for clearing up noisy RGB images such as those from a PC. Adjust as desired, keeping in mind that reducing noise (which reduces high frequencies) may also soften the image. Color Space: “Color Space” determines how the color components of an analog input signal are decoded for accurate color in the display. With the Vision 150, this should always be set to RGB. Decoder Adjust: This sub-menu is not applicable to the Vision 150. White Balance: Good RGB or white balance — that is, the white and black levels for each of the three primary colors, red, green and blue — ensure that images from analog sources other than decoded video have maximum contrast without crushing black or white. By default (and in an “Auto Setup”), the projector automatically determines the best input levels by monitoring image content and adjusting the controls appropriately; further adjustment is typically not required to obtain proper blacks or whites. However, for a very unusual source exhibiting one or more overly high black levels (typically caused by a noisy source causing black level spikes), an experienced technician may prefer to use the White Balance menu (shown above). These adjustments, which together serve as a calibration process compensating for differences in sources and cabling, enable an experienced technician to perfect the source image input levels and eliminate the “overshoot” and “undershoot.” 1. Pre Calibration 2. Red Black Level 256 3. Red White Level 256 4. Green Black Level 256 5. Green White Level 256 6. Blue Black Level 256 7. Blue White Level 256 8. Auto Color Enable 9. Clamping Back Porch 0. Clipping Detector Color Enable RedWhite Balance 1. The White Balance controls are of limited use with digital signals, but do offer some ability to tweak poorly mastered source materials. 2. Because the projector automatically optimizes input levels for all but the most unusual of sources, it is recommended that only experienced technicians use the White Balance submenu. 3. Before beginning, check that overall contrast and brightness settings are near 50 and that color temperature is properly set up on an internal grayscale test pattern. Note
Installation Vidikron Vision 150 Owner’s Operating Manual 55 PREL IMINARY • Pre-Calibration: Keep off for virtually all sources (default). Temporarily enter a check mark only if you are an experienced technician and you have an unusual source that you feel needs further color temperature and/or white balance adjustment. After entering a check mark, wait for the six slidebar values to stabilize, then clear the check mark and exit. This compensates for incoming out-of-range drives (white) and black levels (black) that would cause “crushing” of light and dark colors in the image. • Black Levels and White Levels: To check your image and adjust these controls: 1. Make sure overall “Contrast” and “Brightness” settings are both set to near 50. (Not required for “Pre-Calibration” adjustment.) 2. Check the color temperature setup using an internal grayscale test pattern, making sure to obtain a neutral grayscale. (Not required for “Pre-Calibration” adjustment.) 3. If the blacks and/or whites appear OK, input levels do not need adjustment. If black levels are too high (and/or whites are too low, which is rare), you likely have a noisy source that is producing skewed input levels. Continue with Step 4. 4. Temporarily enable “Pre-Calibration” in the White Balance submenu. Wait for all six values to stabilize. Alternatively, do not use “Auto” — reduce black levels manually instead. Judge by eye and change one or more of the six levels as necessary to obtain proper blacks and whites. You may want to see only a certain color while adjusting; if so, use the “Color Enable” option (described below). 5. Delete the “Auto” check mark and exit the White Balance menu. • Auto Color Enable: When a check mark is present, selecting a specific black level or drive to adjust will automatically enable the corresponding color in the display. Delete the check mark to see all colors. • Clamping: This option can brighten the image produced from certain high-resolution, high-frequency graphic sources. For almost all sources, the best clamp location is automatically selected by the projector. Back Porch location if the image is either sufficiently bright or overly bright. Select Sync Tip if the image appears unusually dim, if there are horizontal streaks across the image, or if there is significant color drift. This moves the clamping pulse from the normal back porch location (which is likely too short) to the tip of the horizontal sync pulse. Tr i Le ve l is typically recommended for an HDTV source where the back porch is also short, or for video sources or any RGB source with sync information included on the video (for example, sync-on-green). 1. There must be at least two consecutive white pixels present in the image for the “Pre-Calibration” function to work properly. Otherwise, input levels may produce skewed colors, particularly in non-video images. 2. Uncheck this item before exiting this menu. Note
Installation 56 Vidikron Vision 150 Owner’s Operating Manual PREL IMINARY • Clipping Detector: The Clipping Detector is a tool to assist with defining individual input levels, enabling you to accurately set the white balance for any particular source with the appropriate image. Enabling the Clipping Detector activates a special operating mode for detecting only pixels that are considered black or white; all other levels are displayed as a mid-level gray. When used with a smooth grayscale pattern in which black and white are known to be at opposite edges of the image, you can watch these isolated areas while adjusting individual black and white levels until both black and white edges are just visible and distinguished from neighboring pixels. Images from this source will then display correct blacks and whites without crushing. Figure 3-21. Adjusting Black Levels and White Levels Using the Clipping Detector 1. Display a 16-level grayscale test pattern from the VHD Controller. 2. Enter a checkmark in the Clipping Detector checkbox. 3. Display one primary color. 4. For the current color, adjust its corresponding “Black Level” slidebar just until a single band of black appears at one edge of the screen. This band represents the first band of the grayscale pattern, which should be 100% black. Do not adjust too far. 5. With the same color still active, adjust its corresponding “White Level” slidebar just until a single band of color appears at the opposite edge of the screen. This band represents the last band of the grayscale pattern, which should be 100% white (or the current color, if a certain color is enabled). Do not adjust too far. The Clipping Detector will initially render the grayscale as a uniform gray field before adjustment or extreme crushing. Selecting Auto Color Enable ensures that the correct color is displayed for each setting. 4. Adjust corresponding black level (red, green or or blue) until one black band appears. 5. Adjust corresponding white level (red, green or or blue) until one bright band appears. 3. Choose one primary color at a time. 1. Pre Calibration 2. Red Black Level 256 3. Red White Level 256 4. Green Black Level 256 5. Green White Level 256 6. Blue Black Level 256 7. Blue White Level 256 8. Auto Color Enable 9. Clamping Back Porch 0. Clipping Detector Color Enable Red White Balance Note Tip
Installation Vidikron Vision 150 Owner’s Operating Manual 57 PREL IMINARY 6. It may be advantageous to go back and check the black band. Adjust the blacklevel slidebar if necessary. 7. Repeat Steps 4 through 6 with the other two remaining primary colors. When each primary color shows one optimized black band and white (or colored) band, the input levels for this source are correctly set. Upon exiting the White Balance menu, the Clipping Detector checkbox will clear. • Color Enable: Select which color or colors you want to see in the display. This is useful when working with color temperature white levels or black levels. When you have finished optimizing the picture quality, lock the channel that you unlocked previously (refer to Unlocking Channels on page 49), unlock the next channel and repeat the calibration procedure. Do this for each of the remaining channels. Installation MenuSelect Installation from the Vision 150 Main Menu to access these advanced lamp and lens configuration options: LumaCal™, for maintaining constant lamp brightness OptiCal™, to save and restore lens positions Calibration and Test Patterns – LumaCal (Lamp Calibration): LumaCal defines the range of power needed to maintain lamp brightness over time. To use LumaCal: 1. Select Installation from the Main Menu. 2. Select Calibration and Test Patterns from the Installation Menu. 3. Select LumaCal from the Calibration and Test Patterns Menu. 4. Select Calibrate LumaCal to calibrate the lamp using your projectors unique specifications (recommended). Or, select Use Default Settings to undo the effects of a previous calibration. In the event of a power failure, the projector reverts to the default LumaCal settings in which case you should re-calibrate the lamp. Readjusting the black levels affects the gain at this point; only readjust when absolutely necessary.Note 1. Language English 2. Picture Orientation Front 3. Reserved 4. Auto Power Up 5. Set Date and Time 6. OSD Adjust 7. IR and Serial Adjust 8. Geometry and Color 9. Calibration and Test Patterns 0. Service Mode Option 1 Card: Empty Option 2 Card: EmptyInstallation 1. Test Patterns Grid 2. Test Pattern Level 512 3. Freeze Image 4. Color Enable White 5. Odd Pixel Adjustment 6. Reserved 7. Clipping Detector 8. Level Detector 9. Level Value 512 0. LumaCal Calibrate LumaCal OptiCal Full Aspect Ratio OverlayCalibration and Test Patterns For best results, allow the projector to warm up for 15 minutes prior to using LumaCal. LumaCal lamp calibration takes approximately two minutes. Note Note
Installation 58 Vidikron Vision 150 Owner’s Operating Manual PREL IMINARY OptiCal (Primary Lens Calibration): OptiCal provides the ability to store and recall focus, zoom and position settings for the primary lens. To enable OptiCal: 1. Select Installation from the Main Menu. 2. Select Geometry and Color from the Installation menu. 3. Select OptiCal from the Geometry and Color menu. 4. Press ENTER to check the box labeled OptiCal. 5. Press EXIT to exit the Geometry and Color menu. 6. Select Calibration and Test Patterns from the Installation Menu. 7. Select OptiCal from the Calibration and Test Patterns Menu. OptiCal gives you a choice of three types of lens calibrations: Reference calibration establishes a reference point (starting position) for measuring relative lens movement. All distances are measured from this reference point. A reference calibration is lost when power is removed from the projector and occurs on every power-up as long as OptiCal is enabled. Motion calibration determines the characteristics of each motor and values are saved in the projector’s memory. If OptiCal is enabled and a motion calibration has previously been done, the projector automatically recalls these settings from memory when it’s being powered up and a motion calibration will not take place. Full calibration performs both a Reference calibration and a Motion calibration. If no calibration has previously been done you may be prompted to do a Full calibration. If a motion calibration has been done, you will be prompted to complete a reference calibration. If both calibrations have been done, the OptiCal checkbox is checked and OptiCal enabled. When OptiCal is enabled, the Vision 150 performs a reference calibration when the projector is turned on. The lens returns to its last saved position (or actual position, if no motion calibration has been done previously). Further adjustments to the zoom, focus and position are automatically saved. 1. Test Pattern Grid 2. Keystone 50.0 3. Brightness Uniformity 4. Edge Blending 5. Color Adjustments by X,Y 6. Color Saturation 7. Black Level Blending 8. Default Color Adjustments 9. OptiCalGeometry and Color 1. Test Patterns Grid 2. Test Pattern Level 512 3. Freeze Image 4. Color Enable White 5. Odd Pixel Adjustment 6. Reserved 7. Clipping Detector 8. Level Detector 9. Level Value 512 0. LumaCal Calibrate LumaCal OptiCal Full Aspect Ratio OverlayCalibration and Test Patterns 1. OptiCal control is a preference setting and is retained between power cycles. 2. OptiCal has no effect on the secondary anamorphic lens, only the primary lens. Note