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D O C U C O L O R 4 0 C P

Содержание DocuColor 40

Страница 1: ...C o l o r G u i d e DOCU COLO R 40 CP...

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Страница 3: ...st is a registered trademark in the United States and certain other countries of SyQuest Technology Inc UNIX is a registered trademark of UNIX System Laboratories a wholly owned subsidiary of Novell I...

Страница 4: ...dio noise emissions from digital apparatus as set out in the interference causing equipment standard entitled Digital Apparatus ICES 003 from Industry Canada Avis de Conformation Classe A de l Industr...

Страница 5: ...tual property rights therein remain with Electronics for Imaging and its suppliers Except as stated above this Agreement does not grant you any right to patents copyrights trade secrets trademarks whe...

Страница 6: ...opriate United States and foreign government licenses Your failure to comply with this provision is a material breach of this Agreement Government Use Use duplication or disclosure of the Software by...

Страница 7: ...ubtractive color systems 1 3 Printing techniques 1 4 Halftone and continuous tone devices 1 5 Using color effectively 1 6 A few rules of thumb 1 7 Color wheel 1 7 Color and text 1 8 Registration and t...

Страница 8: ...DocuColor 40 CP color management features 2 10 Optional ICC color management for advanced users 2 11 Color management on Mac OS computers 2 11 Color management on Windows computers 2 13 Chapter 3 Work...

Страница 9: ...5 Adobe Photoshop 4 0 Before you begin 5 1 With Windows versions of Photoshop 5 1 With Photoshop 2 5 for Mac OS 5 2 Defining colors 5 2 Saving files for importing into other documents 5 2 Selecting o...

Страница 10: ...ng 7 5 Saving files for importing into other documents 7 6 For advanced users Using Illustrator color management 7 7 Macromedia FreeHand 7 0 for Mac OS and Windows 7 8 Defining colors 7 8 Importing im...

Страница 11: ...Office Applications Working with office applications 8 1 Defining colors 8 1 Working with imported files 8 1 Selecting options when printing 8 2 Calibration targets 8 2 Microsoft Office 97 8 3 Glossa...

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Страница 13: ...ar Windows and Mac OS applications It goes beyond the mechanics of sending a print job and explains issues that affect the quality of the results such as Use of color in the document Resolution and fi...

Страница 14: ...and the Job Management Guide 2 Use the Color Reference pages when choosing and defining RGB and CMYK colors in applications Use the PANTONE Reference pages when choosing PANTONE spot colors from withi...

Страница 15: ...dividuals vary in their abilities to perceive color This section introduces concepts that are basic to color theory You will encounter some of these concepts such as hue saturation and brightness when...

Страница 16: ...help in the communication of color information This color space is based on research on the nature of color perception The CIE chromaticity diagram plate 2 is a two dimensional model of color vision...

Страница 17: ...rs There are two methods of creating a range of colors from a set of primary colors Computer monitors and scanners use the additive color model Printing technologies including DocuColor 40 CP print de...

Страница 18: ...brown Black colorant is added to compensate for the deficiencies of cyan magenta and yellow colorants and consequently color printing uses four process colors Cyan Magenta Yellow and blacK CMYK The us...

Страница 19: ...and black to the print engine The ease of DocuColor 40 CP print ing makes possible experimentation that would be too costly on press allowing unlim ited fine tuning of color and design elements Halfto...

Страница 20: ...lusively on the DocuColor 40 CP you will encounter concepts from offset printing if you use high end graphics applications For example color controls in illustration applications such as Illustrator a...

Страница 21: ...how they will appear when seen side by side Colors opposite one another on the wheel are called complements plate 9 and create a striking contrast side by side This can be the basis for a bold graphic...

Страница 22: ...eated from primary complements especially red and cyan or red and blue they are visually fatiguing and hard to read Color text is more legible when distinguished from its background by a difference in...

Страница 23: ...ing Guide Raster images and vector images Two broad categories of artwork can be printed from a personal computer to a color printer raster and vector images plate 11 A raster image also referred to a...

Страница 24: ...provide tips on how to create image files that produce the highest possible print quality while minimizing the processing time and disk space they require Resolution of raster images While a 72 ppi r...

Страница 25: ...nd the best image resolution for your purposes make test prints of some raster artwork at different resolutions Start with a high resolution image 400 ppi and save versions at progressively lower reso...

Страница 26: ...the optimal resolution for the print device If the image resolution is correct for the print device there is no quality advantage to be gained by scaling an image down to a percentage of its actual si...

Страница 27: ...the CMYK color model see the application notes When working with RGB colors you should take advantage of the color rendering capabilities of the DocuColor 40 CP see Chapter 2 When choosing or definin...

Страница 28: ...he job If your document contains high resolution CMYK raster images you can reduce processing time by saving the images in Encapsulated PostScript EPS format with Photoshop using Desktop Color Separat...

Страница 29: ...lors to match the design specification If you are printing presentations on the DocuColor 40 CP you want to preserve the vivid colors in the monitor display If you are working with color that will pri...

Страница 30: ...problems appear Calibration Output from color print devices is subject to changes in temperature and humidity and is prone to drift over time with a resulting loss in color predictability For this rea...

Страница 31: ...print device nor for that matter can they be reproduced on press using process colors Moreover different print devices have different gamuts some colors that your print device can produce cannot be re...

Страница 32: ...based and application based color management tools A color management system or CMS is a translator between the color space of the image source the monitor or a scanner for example and the color spac...

Страница 33: ...e independent color standard to translate between the source color space and the target color space The DocuColor 40 CP allows you to specify default and override settings for the source color space i...

Страница 34: ...ob Most of these options and their settings are described in subsequent sections of this chapter DocuColor 40 CP color management also includes some automatic color controls that are always enabled Th...

Страница 35: ...Other as the RGB Source setting Other White Point 5000 K D50 5500 K 6500 K D65 7500 K 9300 K Applies the specified white point value to the RGB source space definition see page 2 8 To use this print o...

Страница 36: ...rent platforms sRGB PC specifies the source space of a generic Windows computer monitor Apple Standard specifies the source space of all standard Mac OS computer monitors Other allows you to specify c...

Страница 37: ...ghtly in favor of presenting color relationships in the way the human eye perceives them Photographic rendering typically gives less saturated output when printing out of gamut RGB colors than Solid C...

Страница 38: ...ng bypasses DocuColor 40 CP calibration to simulate the color of a copy produced by the copier The CMYK Simulation Method setting specifies the quality of simulation to perform Quick simulation applie...

Страница 39: ...l for halo effects or misregistration of colors Spot Color Matching The Spot Color Matching feature provides automatic matching of PANTONE library colors with their best CMYK equivalents The DocuColor...

Страница 40: ...ource setting overrides the ColorSync System Profile setting for RGB data sent to the DocuColor 40 CP If you do not want the ColorSync profile setting to be overridden set the RGB Source print option...

Страница 41: ...you can instruct the Adobe PS4 driver to perform color management using ICM To do this select the Use image color matching option in the Graphics tab of the printer s Properties dialog box If the Use...

Страница 42: ...or management tools available with different applications Target profiles The target profile or printer profile contains information about the color space and gamut of the target print device If you u...

Страница 43: ...eadsheets and word processing programs use the RGB color model PostScript applications such as illustration pixel editing and page layout applications use the CMYK color model The type of printing you...

Страница 44: ...s the DocuColor 40 CP must receive PostScript instructions to print an image or a document Many applications do not create these PostScript instructions by themselves and instead rely on the printer d...

Страница 45: ...DocuColor 40 CP user software Print these files using different CRDs to see how the colors appear when printed to the DocuColor 40 CP For best results print the color reference page using the same me...

Страница 46: ...your application In addition some PostScript applications that allow you to define colors in RGB or other color models can also send the data in those color spaces Color controls in PostScript applic...

Страница 47: ...pages The CMYK color reference pages included with your DocuColor 40 CP user software let you see how various cyan magenta yellow and black combinations look when printed on your print device Using t...

Страница 48: ...tarted Resident calibration The resident calibration on the DocuColor 40 CP is applied to all data in the print job so make sure the resident calibration is the right one for your job The DocuColor 40...

Страница 49: ...st applications cannot create this PostScript data directly It is the function of a printer driver to interpret the instructions generated by the application and convert them into PostScript data A Po...

Страница 50: ...e often Before you proceed make sure you have completed the following procedures Install the AdobePS printer driver and the DocuColor 40 CP PPD as described in Getting Started Select the DocuColor 40...

Страница 51: ...or color conversion on the computer using a color rendering dictionary generated by ColorSync from an ICC profile This option can be used with PostScript Level 2 printers such as the DocuColor 40 CP b...

Страница 52: ...rofile setting must be Printer s Default If you choose a named printer profile from this menu it overrides any Rendering Style setting you choose In the Printer Specific Options pane choose settings f...

Страница 53: ...cuColor 40 CP for printing Setting color management print options The printer driver options described in this section can be set from the Windows Control Panel or from the Print Setup or Page Setup d...

Страница 54: ...or 40 CP The DocuColor 40 CP performs PostScript processing and color conversions according to the settings you chose and sends raster color data to the print device Adobe PostScript Printer Driver fo...

Страница 55: ...Control Panel as described in this section This provides you with a default configuration that is appropriate for most DocuColor 40 CP print jobs You can choose different settings for individual jobs...

Страница 56: ...can choose different settings for individual jobs from the applications you use To set default print options open the Printers Control Panel right click the DocuColor 40 CP and select Document Defaul...

Страница 57: ...images by specifying a Monitor Setup in Photoshop This Photoshop specific source color space definition is overridden by the RGB Source print option setting unless you set RGB Source to Off see page 2...

Страница 58: ...definition methods described in Chapter 3 Saving files for importing into other documents Before saving an RGB EPS file check the Photoshop Monitor Setup This setting defines the RGB source color spac...

Страница 59: ...ations NOTE If you choose to try JPEG encoding keep a backup of the original image saved with binary encoding until you have seen the printed results of the JPEG encoded file The compression used for...

Страница 60: ...t Print in CMYK Photoshop performs a color conversion and sends CMYK data to the DocuColor 40 CP With this setting RGB Source and Rendering Style settings have no effect If Photoshop is configured for...

Страница 61: ...options you want to use see Chapter 4 Printing CMYK images Use the following instructions to print CMYK images Choose an encoding method With the AdobePS 8 5 1 printer driver for Mac OS these options...

Страница 62: ...d apply the corresponding CMYK Simulation setting For example if the image is separated for SWOP choose SWOP Coated as the CMYK Simulation setting If the image was separated using a custom separation...

Страница 63: ...CMYK colors use the CMYK Color Reference pages when defining colors in page layout applications See Choosing colors in PostScript applications on page 3 4 NOTE If the application allows you to define...

Страница 64: ...want the photographic images to bypass the CRD altogether To accomplish this separate the image to CMYK data with a pixel editing application such as Photoshop and perform color correction on it Then...

Страница 65: ...er driver dialog boxes described in Chapter 4 However you must use a PostScript Level 2 or higher printer driver to access DocuColor 40 CP print options when printing from PageMaker Windows version re...

Страница 66: ...apter 4 is not used In the Print Document dialog box select the DocuColor 40 CP PPD from the PPD menu In the Print Options dialog box choose Normal not the Optimized Subsampling default from the Send...

Страница 67: ...4 Assigning ICC profiles to RGB images When you place a non EPS RGB image such as a TIFF JPEG or GIF image you can specify an ICC source profile and a rendering intent for the image You can assign a u...

Страница 68: ...with the Place command the CMS Source button becomes active in the Place dialog box Click CMS Source and choose settings in the CMS Source Profile dialog box Click to select an ICC profile Windows Ch...

Страница 69: ...rrespond to DocuColor 40 CP CRDs as follows Default uses the profile s rendering intent Image similar to the Photographic CRD Graphics similar to the Presentation CRD Colorimetric similar to the Solid...

Страница 70: ...e sending color data to the DocuColor 40 CP RGB Source and Rendering Style settings have no effect on this data Importing images With the exception of RGB images saved in EPS format QuarkXPress 4 02 c...

Страница 71: ...le color output use the Quark CMS XTension if your document contains these file types NOTE To use the Quark CMS XTension the appropriate monitor and printer profiles must be installed on your computer...

Страница 72: ...rences menu and specify settings in the Color Management Preferences dialog box as described below Choose the same monitor profile in both the Destination Profiles and Default Source Profiles areas Ch...

Страница 73: ...he same DocuColor 40 CP profile in both the Destination Profiles and Default Source Profiles areas When using the Quark CMS XTension QuarkXPress sends all color data to the DocuColor 40 CP in CMYK To...

Страница 74: ...dows version of QuarkXPress make sure a copy of the DocuColor 40 CP PPD file is in the XPRESS PDF folder Importing images All RGB images placed in your document are affected by your RGB Source and Ren...

Страница 75: ...defined in RGB that will not be separated to process colors choose RGB Source and Rendering Style settings Choose any other DocuColor 40 CP print options you wish For instructions on setting print opt...

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Страница 77: ...tions refer to the documentation for your application As a general rule use the EPS file format when saving files with an illustration application Defining colors All illustration applications use the...

Страница 78: ...g the application s color management tools see Tips for advanced users In this case the application performs the color conversion of the image and sends CMYK data to the DocuColor 40 CP Tips for advan...

Страница 79: ...trator 7 0 for Mac OS and Windows The Windows and Mac OS versions of Illustrator 7 0 are essentially identical The illustrations in this section show only the Windows version with the exception of ins...

Страница 80: ...for each RGB TIFF image you place in the document see For advanced users Using Illustrator color management on page 7 7 Choose a printer profile Mac OS Choose a rendering intent Choose an ICC profile...

Страница 81: ...t results with placed images use the instructions in Importing images on page 7 2 and CMYK simulation on page 7 3 Advanced users can use Illustrator s color management tools for added flexibility with...

Страница 82: ...importing into other documents When saving files in Illustrator 7 0 for importing into other types of documents use the EPS file format Illustrator saves color information in both RGB and CMYK The RGB...

Страница 83: ...s with TIFF option is checked in the Color Settings dialog box see page 7 3 The rendering intents correspond to DocuColor 40 CP CRDs as follows Default uses the profile s rendering intent Image simila...

Страница 84: ...rted all are treated as either an EPS image a TIFF image or editable paths For details see your FreeHand documentation When you place an EPS image into a FreeHand document the image is imported as a u...

Страница 85: ...ure the Use PPD option is turned on For Print setting select Normal If the Use PPD option is on a plus sign appears in front of the word Normal If the PPD name for your DocuColor 40 CP is not displaye...

Страница 86: ...ception of placed RGB images these settings have no effect on colors printed with FreeHand Refer to your FreeHand documentation for information about other FreeHand print options Saving files for impo...

Страница 87: ...nt Preferences dialog box Turn on the Color management checkbox and choose ICC profiles from the four menus Refer to your FreeHand 7 0 documentation for instructions on setting the options in this dia...

Страница 88: ...7 0 for Windows Defining colors Any colors defined in CorelDRAW are sent to the printer in CMYK even those defined using other color models For best results use the color definition methods described...

Страница 89: ...orrect printer and PPD are selected To use DocuColor 40 CP color management make sure the Use color profile option is not turned on If this option is turned on CorelDRAW s color management settings ar...

Страница 90: ...is rasterized into bitmaps in Photoshop and the final color space of the bitmap data is determined by the color mode you set in Photoshop For advanced users Using CorelDRAW color management If the doc...

Страница 91: ...5 CorelDRAW 7 0 for Windows In the Print dialog box turn on the Use color profile option The printer profile you selected appears to the right of this checkbox Turn on to use CorelDRAW s color managem...

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Страница 93: ...color management for jobs printed from office applications Defining colors Office applications use the RGB color model For instructions on defining colors see Choosing colors in office applications on...

Страница 94: ...pters 2 and 4 to specify print options and color management settings To specify these options you must use a PostScript Level 2 or higher printer driver such as the Adobe PostScript Printer Driver Bec...

Страница 95: ...tly from Microsoft Office 97 To uninstall a profile browse to the Windows System Color folder and locate the DocuColor 40 CP ICM profile If the icon is white the profile is installed if it is gray it...

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Страница 97: ...ith certain types of paper stock cause an image to spread beyond its boundaries as defined in the file calibration The process of ensuring that a device behaves consistently with respect to a set of s...

Страница 98: ...of tones such as a photographic image custom color system A system of named color swatches that can be matched on press using process or spot colors PANTONE and TruMatch are examples of custom color s...

Страница 99: ...esenting an original continuous tone image using a pattern of dots of various sizes metamerism Phenomenon in which two colors composed of different combinations of light wavelengths appear identical T...

Страница 100: ...that does not try to precisely match printed colors to displayed colors It is appropriate for bright saturated colors used in illustrations and graphs process colors The four ink colors used in printi...

Страница 101: ...subtractive color model subtractive primaries Cyan magenta and yellow colorants used in subtractive color systems for color printing Combining the subtractive primaries produces darker colors Black is...

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Страница 103: ...oshop Color Correction Retouching and Image Manipulation with Adobe Photoshop John Wiley Sons 1995 Miller Marc D and Zaucha Randy The Color Mac Second Edition Hayden Books 1995 X Rite Color Guide and...

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Страница 105: ...ting 2 9 brightness 1 1 1 3 Brightness option 2 7 C calibration bypassing 2 7 2 10 calibration resident 2 2 2 6 3 3 3 6 calibration targets 2 2 3 3 3 6 custom 1 13 for short run print jobs 1 13 charts...

Страница 106: ...2 9 CorelDRAW 7 0 for Windows 7 1 to 7 3 7 12 to 7 14 CRDs 3 3 4 3 G 1 bypassing 6 2 7 2 8 2 custom calibration targets 1 13 custom color systems 1 8 3 4 custom simulations 2 10 D default color contr...

Страница 107: ...o 1 2 line art see vector images M Mac OS color management see ColorSync EFIRGB ICC profile 2 12 printer driver 4 2 to 4 5 Macromedia FreeHand see FreeHand maintenance of print devices 2 2 Match Copy...

Страница 108: ...PPD PostScript RGB data and nonPostScript RGB data 2 8 PowerPoint see Microsoft Office PPD 4 1 4 2 4 5 4 6 G 4 prepress proof 1 5 2 1 presentation print jobs rendering styles appropriate for 2 9 using...

Страница 109: ...3 Saturation ICC rendering style 2 9 scaling of raster images 1 12 scanners 1 3 screens used in halftoning 1 5 separations film 1 9 Setup default color controls set in 2 7 short run color jobs workflo...

Страница 110: ...White Point option 2 7 Windows 3 1x printer driver 4 6 to 4 7 Windows 95 printer driver 4 5 to 4 6 Windows color management Windows Graphics Device Interface see GDI applications Windows NT 4 0 PostSc...

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