Toshiba GA-1121 manuale d’uso

T OSHIBA GA-1121 COLOR GUID E[...]

This manual is part of a set of T OSHIB A GA-1121 (Fiery X3e+) documentation that includes the following manuals for users and system administrators: •T h e Quick Start Guide summarizes the steps for configuring the T OSHIBA GA-1121 and printing. It also describes ho w to access the A crobat PDF files on the U ser Documentation CD. •T h e U ser[...]

P art Number: 45040227 Copyright © 2003-2005 Electronics for Imaging, Inc. All rights reserved. This publication is protected by copyright, and all r ights are re served. N o part of it may be reproduced or transmitted in any form or by any means f or any purpose without express prior written consent from E l ectronics for Imaging, I nc. Informati[...]

FCC Inf ormati on W ARNING: FCC Regulations state that any unauthorized changes or modifications to this equipment not expressly appro ved by the m anufacturer coul d void the user’ s authority to operate this equipment. Class A Compliance This equipment has been tested and found to comply with the limi ts for a Class A d igital devi ce, purs uan[...]

Software License Agr eement YOU SHOULD CAREFULL Y READ THE FOLLO WING TERMS AND CONDITION S BEFORE USING THIS SOFTW ARE. IF YOU DO NOT AGREE T O THE TERMS AND CONDITIONS OF THIS AGREEMENT , DO NOT USE THE SOFTW ARE. INST ALLING OR USING THE SOFTW ARE INDICA TES THA T YOU AGREE T O AND ACCEPT THE TERM S OF THIS AGREEMENT . IF YOU DO NOT AGREE T O AC[...]

Limitation of Liability TO THE MAXIMUM EXTENT PERMITTED BY LA W , EFI AND ITS SU PPLIERS SHALL NO T BE LIABLE FOR ANY DAMAGES, IN CLUDING LOSS OF DA TA, L OST PROFIT S, COST OF COVER OR O THER SP ECIAL, INCIDENT A L, CONSEQUENTIAL OR IN DIRECT DAMAGES ARISING FROM THE SALE, INST ALL A TION, MAINTENANCE, USE, PERFORMANCE OR F AILURE OF THE SOFTW ARE[...]

Contents About the Documentation Introduction About this manual xi Ke y features o f ColorWise xii Chapter 1: GA-1121 Color Management Managing color on the GA-1121 1-1 Rendering S tyle 1-7 P ure Black T ext/Graphics 1-8 Black Overprint 1-9 Sp ot Color Matching 1-10 R GB Source P rofile 1-11 CMYK Simulation P rofile 1-12 CMYK Simulation M ethod 1-1[...]

viii Contents Using Calibr ator 2-5 Starting Calibrator 2-6 Expert Mode 2-7 Restoring default cali bration measur ements 2-9 Using the EFI Spectr ometer ES-1000 2-10 Setting up the ES-1000 2-10 Calibrating the GA-1121 with the ES-1000 2-11 Using the EFI Dens itometer ED-100 2-14 Setting up the ED-100 2-14 Calibrating the GA-1121 with the ED-100 2-1[...]

ix Contents U ploading custom color groups 3-24 Editing color valu es 3-25 U sing a measurement instrument to tar get colors 3-29 Saving change s and exiting Spo t-On 3-30 Color Setup 3-31 Setting default ColorWise options 3-31 Appendix A: Color Meas ur ement Instruments Using the X-Rite D TP41 spectrophotometer A-1 Setting up the DTP41 A-1 Calibra[...]

[...]

xi About this manual This manual explains how to manage color output on the T oshiba GA-1121, and provides information on cali bration and color profiles. This manual is part of a set of doc umentation that i ncludes manuals for users and system administrators. The other manuals are av ailable at your site—refer to them for a complete description[...]

xii Introductio n •T h e Fier y C ol or Ref eren ce Glossar y defines words in bold—for exa mple, out put profile —that appear throughou t this manual. Color t erms and concepts, s uch as “ color space,” “ s pot color ,” “ gamut ,” and “ s ource profile,” are used throughout this manual. If you are new to desktop color , or if[...]

xiii Ke y features o f ColorWise • Define whether R GB data is converted into the full gamut of th e copier/printer or whether it is first converted into the gamut of another device, such as a press standard. This featur e is helpful for making on e d ev i ce b eh a ve l ik e an o th e r . It is a ls o useful for evaluating the appearance of the [...]

[...]

1 1-1 Managing color on the GA-1121 The followi ng sections describe the options av ailable from the ColorWise color management system and explains how to customiz e the color settings for your particular needs. They pro vide descriptions of the preset ColorWise default settings and cover additional options for users who need to customize ColorWise[...]

1 1-2 GA-1121 Color Management control the printing of these mixed-colo r documents with features that apply specifically to R GB, CMYK, or spot colo r data. GA-1121 color managemen t generates CMYK data to be sent to the copier/printer. The following diagram illustrates the print options in t he GA-1121 color management process that affect color d[...]

1 1-3 Managing color on the GA-1121 Y ou can specify settings for the following op tions by selecting pr int options when you send a job to the GA-1121. Some can also be set as defaults by the administrator dur- ing GA-1121 Setup or using ColorWise P ro T ools. Settings specified using print options ov erride the defaults. S ome options can be used[...]

1 1-4 GA-1121 Color Management Enable Trapping On/Off Sp ecify whether or not the job auto matically traps text and graphics independently of their a pplication. T rapping is intended to corr ect the misalignment of solid tints in CMYK im ages. This option is only available with the P ostScript driver . Image Smoothing Automatic/Off/On/Belo w 90–[...]

1 1-5 Managing color on the GA-1121 (Other) Phosphors Hit ac h i E BU /Hi t ac h i- Ik e g am i/ N TSC / Radius Pivot/SMPTE/T rinitr on (Default set at S etup or with ColorWise P ro T ools) Applies the specified phosphor (monitor type) information to the R GB source space definition (see page 1-11 ). T o use this print option, you must choose Other[...]

1 1-6 GA-1121 Color Management Detailed explanations of how these and other settings affect your print jobs are provided in subsequent se ctions of this chapter . RGB Separation Output/S imulation (Default set at S etup or with ColorWise P ro T ools) Determines which CM YK color space your original RGB data will be separated into—CMYK for the cop[...]

1 1-7 Managing color on the GA-1121 Rendering Style The Rendering S tyle option specifies a CRD for color conversions. T o control the appearance of images, such as prints from office applications or R GB photographs from Adobe P hotoshop, select the appropri ate Rendering Style. The GA-1121 allo ws you to select from the four rendering styles curr[...]

1 1-8 GA-1121 Color Management N OTE : The rendering styles associated with the PCL driver do not match those associated with the P ostScript driver . Pure Black T ext/Gr aphics The Pure Black T ext/Graphics option affects the printout for bl ack text and vecto r graphics on a page. Un der most circumstances, le ave this option set to On. When P ur[...]

1 1-9 Managing color on the GA-1121 see the application notes. Also, black text and line art defined as RGB = 0, 0, 0 in office applications (such as Micros oft W ord) are converted to single-color black (CMYK = 0%, 0%, 0%, 100%) by the Microsoft P ostScript Level 3 driver for Windows 2000/XP . T o print this single- color black at the maximum tone[...]

1 1-10 GA-1121 Color Management • With B lack Overprint Off , the border of the text or text/g raphics is on an edge that has cyan and magenta toners on one side (ou tside the text) and black toner on the other side (inside the text). This transition may cause visible artifacts because of the practical limitations of the copier/printer. N OTE : T[...]

1 1-11 Managing color on th e GA-1121 • On —The GA-1121 uses a built-in table or , with the Spot-On (available as Option), the Spot-O n color dictionaries (see page 3-18 ) to generate the best matches of the P ANT ONE colors that you r copier/pr int er can produce. The P ANTONE number is printed below each swatch. • Off —The GA-1121 prints [...]

1 1-12 GA-1121 Color Management • Other allows y ou to specify custom R GB source settings. I f you choose O ther as the R GB Source P rofile setting, you must choo se settings for the Gamma, Phosphors, and White P oint options. • Sources 1-10 specify the definitions you download as R GB source profiles. F or more information about downloading [...]

1 1-13 Managing color on th e GA-1121 If you are printing with the P ostScript driver from a Windows computer and have T wo-W ay Communication enabled, the name of each downloaded or custom profile is represented in the CMYK Simulation P rofile setting menu. If you are printing with the AdobePS driver from a M ac OS computer , do wnloaded or custom[...]

1 1-14 GA-1121 Color Management • Full (Source GCR) provides a comp lete and accurat e simulation based on colorimetric transformations. H ues are pr eserved, even for primar y colors. The Gra y C o m p on e n t Replacement (GCR) level that was s pecified in the original (source) document is also preserved. Full (S ource GCR) is ther efore an ex [...]

1 1-15 Managing color on th e GA-1121 N OTE : The RG B Separation print option should be used in conjunction with the Output P rofile or CMYK Sim ulation P rofile print options. • Output converts a ll R GB colors into the CMYK color space of your copier/printer (when set to the printer’ s default), or a custom ized CMYK color space for your cop[...]

1 1-16 GA-1121 Color Management The Combine Separations options ar e: • Off prints each separation individually . • On combines separations as a single, composite-color document and automatically makes these settings for the following print options: Color M ode (CMYK), Rendering S tyle (None), P ure Black T ext /Graphics (Off ), Spot Color Matc[...]

1 1-17 P ostScript printer driver for Windo ws and Mac OS N OTE : The following illustrations and instructions do not apply to all applications. Many applications , such as Adobe P ageMaker , Adobe Photoshop, A dobe Illustrator , QuarkXP ress, and CorelDRA W , have other co lor management options in addition to those presented in the printer driver[...]

1 1-18 GA-1121 Color Management If U pdate does not appear , make sure th at T wo-W ay Communication is set up as described in the Use r S o f tw a re In s t a l l a t io n G u id e . 5. T o specify custom RGB source settings , se lect Other for the RGB Source Pr ofile and click Custom Setup. The Custom S etup dialog box allows you to specify custo[...]

1 1-19 P ostScript printer driver for Windo ws and Mac OS Setting color managem ent print options Choose settings for color print options from the v arious panes of the A dobePS driver dialog box. T o access the initial A dobePS dial og box, choose P rint from the F ile menu of your application. N OTE : The term “ pane” is used to describe the [...]

1 1-20 GA-1121 Color Management T O SET GA-1121 COLOR MANAGEMENT OPTIONS 1. In the AdobePS Print dialog bo x, choose Col or Matching from the menu. 2. Choose Color/Gr ayscale fr om the Print Color menu. Choose Color Matching from this menu Choose Color/Gray scale[...]

1 1-21 P ostScript printer driver for Windo ws and Mac OS 3. In menu bar , choose desir ed print function s , and specify the appr opriate print options displayed under the menu bar . Detailed descriptions of print options are on page 1-3 . If these settings are used r egularly , click Sa ve Settings to sav e them for subsequent jobs.[...]

1 1-22 GA-1121 Color Management T O SET G A-1121 COLOR MANAGEMENT OPTIONS FROM M AC OS X V 10.2/10.3 1. In the Print dialog box, choose Printer F eatu res fr om the menu. 2. In the Printer Featur es menus, choose se ttings for the print options described on page 1-3 . Choose Printer Featur es from this menu[...]

2 2-1 An o vervie w of ca libr ation Calibrating the GA-1121 ensures consistent , reliable color output. This chapter explains how calibration works and pro vides instructions for all calibration procedures. Y ou can calibrate the GA-1121 using ColorWis e Pro T ools in combination with any of the following color measurement instruments: • EFI S p[...]

2 2-2 Color Calibration N OTE : The procedures described i n this chapter are fundamentally the same for Windows and M ac OS computers. The main di fferences ar e the inter face cable and the port used to connect to the measurement in strument. The illustrations in this chapter describe the Windo ws version. N OTE : The term computer is used to ref[...]

2 2-3 Under standing calibration Calibration allows you to: • Maximize the color reproduction capabilities of the GA-1121 . • Ensure consistent color quality ov er time. • P rodu ce consistent output across GA-1121 ser vers. • Achieve better co lor matches when reproducing spot colors , such as P ANTONE colors or other named color systems. [...]

2 2-4 Color Calibration T o create a measurement file, print a page of color patches. Then measure the patches using either a color measurement instrument connected to a com puter on the network or , if it is available, the print device ’ s scanner . The ne w measurements are automatically downloaded to the GA-1121. Output pr ofiles and cal ibr a[...]

2 2-5 Using Calibrator All these pages include fully saturated color patches and pa le tints of cyan, magenta, yellow , and black. Images with skin tones o ffer a very good basis for comparison. Save and compare pages you printed at different ti mes. If ther e is a noticeable change in appearance, calibrate the GA-112 1. When you examine the T est [...]

2 2-6 Color Calibration Starting Calibrator S tart Calibra tor from the Colo rWis e P ro T ools main window . T O C ALIBRATE THE G A-1121 USING C ALIBRATOR 1. Start ColorWise Pro T ool s and connect to the GA-1121. F or instructions on configuring the co nnection to the GA-1121, see the Use r S of t w a re Installation G uide . N OTE : If the conne[...]

2 2-7 Using Calibrator The Calibration window appears in S t andard mode. 3. Use the Calibrator windo w to perform the calibration method of y our choice. P rocedures for each calibration method are described in subsequent section s of this chapter . Expert Mode Calibrator provides two modes: Standar d Mode and Expert M ode. Y ou can perform all es[...]

2 2-8 Color Calibration With the P rint P ages option, print a calibr ation Comparison P age showing the results of the new measur ements with any profile associated with the currently selected calibration set. Y ou can also create a custom comparison page and save it as a P ostScript or E ncapsulated P ostScript (EPS) file called CALIB.PS. N ext, [...]

2 2-9 Using Calibrator When more than one profile uses the same target, an additional menu called Plot Against appears in the up per-righ t corner of the dialog box. I t lists all output profiles that use that same calibration set. Selecting an output profile from this menu displays the target curves associated with that profil e. If each output pr[...]

2 2-10 Color Calibration T O R ESTORE DEFAULT CALIBR ATION MEASUREMENTS 1. In the main Calibrator windo w , click Restore Device . 2. Click OK to restor e the preset default calibr ation set. N OTE : Restore Device applies only to the curr ently selected calibration set. Using the EFI Spectr ometer ES-1000 The EFI S pectrometer ES-1000 is a hand-he[...]

2 2-11 Using the EFI Spectr ometer ES-1000 The following illustration shows the different parts of the ES-1000. Calibrating the G A-1121 with the ES-1000 Y ou can use ColorWise P ro T ools in conjunction with the ES-1 000 to calibrate the GA-1121. T O CALIBR ATE THE G A-1121 USING THE ES-1000 1. Start Calibrator . F or instructions on star ting Ca [...]

2 2-12 Color Calibration 5. Choose the appr opriate options and clic k Print. F or P age T ype, choose either 21 or 34 Sort ed P atches, or 21 or 34 Randomiz ed P atches. Sorted patches are printed on the pa ge in the order of their hue and satura tion levels. Randomized patches ar e printed on the page in random or der , to help compensate for den[...]

2 2-13 Using the EFI Spectr ometer ES-1000 The Information dialog box appears. 9. Place the ES-1000 in t he calibration cradle , and click OK. The EFI S pectrometer Measur em ent dialog bo x appears. Directions for measuring the strips appear in the S tatus field. N OTE : F or a mor e accurate measurement, plac e several sheets of plain white paper[...]

2 2-14 Color Calibration 14. Repeat step 10 through step 13 until all the strips have been measur ed. N OTE : Y ou must take the measurements in th e or der outlined in the S tatus field. 15. When all the pat ches hav e been r ead successfully , click Accept. 16. Click Apply in the Calibr ator window to implement the ne w calibration meas urement .[...]

2 2-15 Using the EFI De ns itometer ED-100 Calibrating the G A-1121 with the ED-100 Y ou can use ColorWise P ro T ools in conjunction with the ED -100 to calibrate the GA-1121. T O CALIBR ATE THE G A-1121 USING THE ED-100 1. Start Calibrator . F or instructions on star ting Ca librator , s ee page 2- 6 . 2. Choose EFI Densitometer ED-100 as the mea[...]

2 2-16 Color Calibration 6. Retriev e the measurement pa ge fr om the copier/printer. 7. Click Measure in the Get Measur ements pane . The M easurement Options dialog box appears. 8. Choose the appr opriate opti ons , and then click Start. P age T ype is automatically set to the me asurement page type that you pr inted in step 5 . U s e the arrow b[...]

2 2-17 Using the EFI De ns itometer ED-100 When you click S tart, the Measurements wi ndow appears. Directions for measuring the patches appear in the Status area. 9. Place the ED-100 ov er the specified patch on the Measurement P age , making sure to center the sample aperture o ver the patc h. Press Me asure to take the measurement. N OTE : F or [...]

2 2-18 Color Calibration When the patch has been measured successfully , a check mark appears in the patch preview in the Measur ements window . The wi ndow identifies and highlights the next patch to be measured. 10. Repeat step 9 to measure each successiv e patch on the Measurement P age. S tart with A1 and conti nue down Column A. When you have [...]

2 2-19 Calibrating the GA-1121 with the DTP41 Calibrating the G A-1121 with the DTP41 U sing the ColorWise P ro T ools Cali brator application and the DTP41 spectrophotometer , you can quickly measure color patches generated by the copier/printer and automatically downlo ad these measurements to the GA-1121. N OTE : Before using ColorWise P ro T oo[...]

2 2-20 Color Calibration P aper Size is automatically set to L T R/A4 for 21 Sorted P atches, or 11 x 17/A3 fo r 34 Sor t ed Patch e s. F or Input T ray , choose the paper source for printing the measurement page. 6. Retriev e the measurement pa ge fr om the copier/printer. 7. In the Get Measurements pane , click Measure . The M easurement Options [...]

2 2-21 Calibrating the GA-1121 with the DTP41 10. Insert the measur ement page into the DTP41, starting wit h the cy an strip. F ollow the on-screen instructions to align the page properly . 11. Click Read Strip. The DTP41 pulls the measurement page through automatically . After the measurement page is read, Calibrator instructs you to insert and a[...]

2 2-22 Color Calibration A check mark appears on the circle of the color just read, and the Status field indicates the color was measured successfully . Click P revious and Next to reverse or adva nce to another step in the measurement sequence. 13. When the Status fiel d indicates that al l four color strips have been r ead successfully , click Ac[...]

2 2-23 Calibrating the GA-1121 with the DTP32 5. Choose the appr opriate op tions , and click Print. F or P age T ype, choose either 34 or 21 Sorted P atches P aper Size is automatically set to L T R/A4 for 21 Sorted P atches, or 11 x 17/A3 fo r 34 Sor t ed Patch e s. F or Input T ray , specify the paper source. 6. Retriev e the measurement pa ge f[...]

2 2-24 Color Calibration 9. When the Status field indicates that the measurements were r ead successfully , click Accept. 10. Click OK in the Measure dialog box. 11. Click Apply in the Calibrator window to implement the new calibr ati on set. 12. Click OK in the Information dialog box. This completes the GA-1121 calibration process. Usi n g Au t o [...]

2 2-25 Using A utoCal and ColorCal Calibrating with ColorWise Pr o T ools and AutoCal, or ColorCal When you run ColorCal from ColorWise P ro T ools, you have the option to calibrate the copier/printer’ s scanner before calibrat ing the GA-1121 itself. This option is not available for AutoCal. I t is recommended to calibrate the scanner for ColorC[...]

2 2-26 Color Calibration If you chose the ColorCal method, an alert message appears, asking if you want to calibrate the copier/printer’ s scanner . 10. If you ar e using ColorCal and want to calibrate the scanner , click Y es. 11. Choose the Inpu t Tr ay to use for the sca nner measure m ent page and click P r int. Retriev e the scanner measurem[...]

2 2-27 Using A utoCal and ColorCal 15. Follow the dir e ctions in the dialog bo x for placing the Gr ay Scale strip and the measurement page on the copier/p rinter glass. Click Continue . 16. Click Continue in th e Calibrator Informat ion dialog box (on your Windo ws or Mac OS computer). 17. Click Apply in the main Calibrator wi ndow to implement t[...]

2 2-28 Color Calibration 4. For Cali brati on Mode , choose St andard or Expert, and press Set. With Expert M ode, you can print a Comparison P age (see page 2-7 ). 5. For Measur ement Method, choose AutoCal or ColorCal, and pr ess Set. 6. For T ray , choose the paper source f or the patch page and pr ess Set. Choose L TR/A4 from the GA-1121 Contro[...]

2 2-29 Using A utoCal and ColorCal 12. Place the color measurement page f ace-down ov er the grayscale strip. Place the page at the upper-left corner of the copi er/printer glass. Slide the grayscale strip to the top center of the color measurement page. M ake sure the patches on the grayscale strip do not o verlap the color patches. Close the plat[...]

2 2-30 Color Calibration T O REMOVE CALIBRATION FROM THE C ONTR OL P ANEL 1. From the GA-1121 Contro l P anel, access the Calibration menu as descri bed on page 2-27 . 2. Choose Remov e Calibration. 3. When prompted, verify that you want to proceed with remo vin g calibration. The current meas urements ar e removed and a default calibration is rest[...]

3 3-1 Designed to give you flexible control of color printing, ColorWise P ro T ools include the following color management tools: • Calibrator (see Chapter 2 ) • Color Editor • P rofile Manager • Spot-On (available as Option) •C o l o r S e t u p ColorWise P ro T ools for Windows and Mac OS computers are fundamentally the same; differenc[...]

3 3-2 ColorWise Pr o T ools Pro file Manager P rofile Manager allows you to manage and edit ICC profiles. I n the case of the GA-1121, these profiles ar e divided into R GB Source, Simulation, and O utput profiles: • RGB Source contains all monitor profiles r esident on the GA-1121. RGB Sour ce profiles are used to define the source color space f[...]

3 3-3 Profile Manager In addition, one or mor e output profil es are provided with the GA-1121.F or information about output profiles, see pag e 1-15 . N OTE : When you use Pr ofile Manager from some Windo ws NT computers, the default color director y may not be created automatically when ColorWise Pro T ools are installed. Create the color folder [...]

3 3-4 ColorWise Pr o T ools A small icon to the left of a profile name in dicates the default profile for each category (R GB Source, Simulation, and Output). If you designate a different profile as the default, the icon appears next to y our designated profile. The icon i ndicating the default R GB Source and Output profiles look s like a target ([...]

3 3-5 Profile Manager • Window s 2000 —WinntSystem32S poolDriversColor • Window s XP/Server 2003 —WindowsS ystem32SpoolDriversColor • Mac OS 9.x —System F older: Prefer ences : ColorSyn c P rofiles for ColorSync 2.0, and System F older : ColorSync Pr of iles for ColorSync 2.5 or later • Mac OS X (v10.2/10.3) —System : Librar[...]

3 3-6 ColorWise Pr o T ools F or Mac OS computers, this profile must be associated with one of the predefined names (Source-1 through Source-10 for R GB Source, Simulation-1 through Simulation-10 for Simulation, or Output-1 through Output-10 for Output) or set as the default before it can be used. For Windows computers, all profiles can appear in t[...]

3 3-7 Profile Manager 4. Click OK when you ar e notified that the pro file was successfully uploaded. Delete profiles to ensure that the wrong profiles ar e not used, and to free up disk space on the GA-1121 (although profiles ar e small and do not take up much s pace). T O DELETE PROFILES FROM THE G A-1121 1. Start Colo rWise Pro T ools and click [...]

3 3-8 ColorWise Pr o T ools T O DEFINE A CUSTOM SIMULATION PRO FILE 1. Start Colo rWise Pro T ools and click Profile Manager . F or the purposes of this example, assume DIC-new is a custom simulation profile created with Color Editor and, as such, no i nformation is displayed for DIC-new under the heading “ Appear in Driver as.” N OTE : Y ou ca[...]

3 3-9 Profile Manager N OTE : Although you cannot delete a preset pr ofile, you can use the name of a pr eset profile name for your edited pr ofile when you select the “ Appear in Driver as ” option. This replaces the pr eset profile with your own profile. In P rofile Settings, y ou can also change prof ile descripti ons for all non-locked pr o[...]

3 3-10 ColorWise Pro T ools If you do not define a custom simulation profile, your job will print with CMYK Simulation P rofile set to N one. If you do not define a cus tom R GB Source or Output profile, the default profile is used. Considerations for defining Output Pro files The procedur es for defining Output P rofiles is similar to the precedin[...]

3 3-11 Color Editor Color Editor also has several Ed it Modes for editing simulations: • Master —Cr eate a custom master simulation that affects all print jobs to which it is applied, unless a linked simulation exists for the selected combination of simulation profile, simulation method, and output profile. • Quick , Full (Source GCR) , or Fu[...]

3 3-12 ColorWise Pro T ools 3. Choose a pro file to edit and click Select. Another method is to open the P rofile Manage r , select a profile, and then click Edi t. 4. For a simulation profile , choose Master f rom the Edit Mode menu. For an output pro file, choose Cus tom from the Ed it Mode menu. F or instr uctions for using Quick, Full (Source G[...]

3 3-13 Color Editor 5. Select the colors you want to edit by turning colors o ff an d on. The E ye icon to the left of each color indi cates whether that color is visible on the graph and will be a ffected by changes to th e cur ves, brightness, and dot gain contro ls. Y o u can view and edit all four colors (cyan, magenta, yellow , and black) at o[...]

3 3-14 ColorWise Pro T ools If you use Dot Gain values, apply the setting s first, so that the curves are deflected from their straight-line positions. Then make edits to the new curves. When you adjust Dot Gain values, all existing points on the curve are remov ed. A warning dialog box allows you to cancel D ot Gain settings before they are applie[...]

3 3-15 Color Editor N OTE : Y ou should adjust points in this way only after you have entered the Dot Gain and Brightness values. F or g reater precision, type percentages in th e Input and O utput fields or use the arro w keys on the keyboard to adjust the cur ve. T o use the arrow keys, you must first click the curve to establish an anchor point [...]

3 3-16 ColorWise Pro T ools T O EDIT A SIMULATION IN Q UICK , F ULL (S OURCE GCR), OR F ULL (O UTPU T GCR) MODE 1. Start ColorWise Pr o T ool s and click Color Editor . 2. Choose Simulation fr om the Vie w menu, select the simulation profile to edit, and then click Select. Another method is to open the P rofile Manage r , select a simulation profil[...]

3 3-17 Color Editor 4. Edit and save the simulati on, as described in steps 5 through 10 of the pr ocedure starting on page 3-13 . F or this new simu lation to be automatically applied to a print job, the CMYK Simulation, Simulation M ethod, and Output Pr ofile settings must be the same as those used when you edited the profile. I f the Si mulation[...]

3 3-18 ColorWise Pro T ools T O CHECK A PR OFILE 1. Click T est Print from the Color Editor windo w . 2. Select a page to print. If you selected Comparison P age , choose a paper size . If you selected Sample Image P age , choose an output profile . Th en click Prin t . Us ing Spot-On The ColorWise S pot Color Matching option automatically matches [...]

3 3-19 Using Spo t-On T O START S POT -O N 1. Start ColorWise Pr o T o ols and click Spo t-On. 2. Choose the desired output pr ofile and click OK. The S pot-On main windo w appears. The CMYK values you se e in the window ar e calculated with respect to the specified profile. Using the Spot-On main windo w The S pot-On main windo w displays a list o[...]

3 3-20 ColorWise Pro T ools By default, the GA-1121 includes several P ANTONE libraries along with a System library . These factor y default libraries appear marked with the default group icon () . Y ou can also add custom color groups and colors to the S p ot-On window (see page 3-23 ). Added groups appear mar ked with the custom group icon ( ). B[...]

3 3-21 Using Spo t-On When you open a group, all colors in th e group are displayed, and the group icon changes appearance. 2. T o close a color group, click the icon to th e left of the gr oup name, or double-click the blank area to the right o f the name . 3. T o close all color groups in the list , choose Close All from the Edit menu. Y ou can a[...]

3 3-22 ColorWise Pro T ools T O REA R RA N GE THE PRIORITY OF COLORS 1. T o rearr ange an entire color gr oup, select the desir ed color gr oup. T o rearrange an individual co lor , select the desired colo r . Individual spot colors are mar ked with circular color icons. 2. T o move the selection up or down in the list, click the Up or Down icon in[...]

3 3-23 Using Spo t-On 3. T o find additional colors based on the sam e search criteria, cho ose Find Again fr om the Edit menu. Creating custom color s S pot-On provides a number of default colo r groups, such as P ANTONE and DIC, in the color list. Y ou can add your own custom spot colors and groups to the list. T O ADD A NEW COLOR OR COLOR GROUP [...]

3 3-24 ColorWise Pro T ools Downloading custom color gr oups Y ou can download custom color groups from your computer to the GA-1121. Download ed groups are added as custom groups to the S pot-On color list and ar e enabled immediately for use on the GA-1121. T O DOWNLOAD CUSTOM COLOR GR OUPS 1. Select the line in the color list wher e yo u want to[...]

3 3-25 Using Spo t-On T O UPLOAD CUSTOM COLOR GROUPS 1. Select the name of the color group y ou want to upload. 2. Choose Upload from the File m enu. The Save A s dialog box appears. 3. Brow se to the location where you w ant to save the file , name the file, and then click Save . Editing color values The S pot-On Color S earch targets the exact CM[...]

3 3-26 ColorWise Pro T ools 2. T o update the center patch to a neighb oring color that more closely matches the target, click the corresponding neighbor patch. N eighboring patches represent variations from the center patch and can be selected if they offer a closer match to the desired colo r . Clicking one of these patches updates the center pat[...]

3 3-27 Using Spo t-On Saturation generates neighbor patches base d on less saturated to more saturated variations of the original color . This variation is displayed from left to right, with the original color remaining in the center of the middle group. Choose a setting fr om the Color Spacing menu to contr ol the closeness of the neighbor patches[...]

3 3-28 ColorWise Pro T ools 6. Click OK to print the patches. The P rint Pattern test page prints the follo wing inform ation: • Center patch color CMYK value • Color spacing • Lightness or Saturation neighbors selected • Output profile selected The goal of the S pot-On Color Search is to find the color values that make a printed color patc[...]

3 3-29 Using Spo t-On The Device Codes option allows you to en ter color values between 0 and 255. This option reflects the full range of color va lues that the GA-1 121 can actually reproduce, and pro vides finer gradations of colo r than are possible with P ercentag es. 3. Enter the C, M, Y , and K valu es of y our specific color in the appropria[...]

3 3-30 ColorWise Pro T ools 4. Place the ED-100 or ES-1000 over the tar get color , making sure to center the sample aperture o ver the color . Press Measure to take the measur ement. The measured CMYK values ar e imported into Spot-O n as follows: • If an individual color is selected in the color list, it updates to the measured color . • If a[...]

3 3-31 Color Setup Color Setup U s e Color Setup to set the default ColorWis e settings for the GA-1121. T o access Color Setup , click its icon in the ColorWise P ro T ools main window . Setting default ColorWise options Color Setup allows you to configure the default color management settings for the GA-1121. These settings are applied to all pri[...]

3 3-32 ColorWise Pro T ools Once you have made your ch anges, you mu st click OK or Apply for the changes to take effect. Clicking OK sets the new defaults and closes the Color Setup window . Clicking Apply sets the new defaults an d keeps the Color Setup windo w open. Clicking Cancel closes the Color Setup wi ndo w without applying any changes to [...]

A A-1 Color Measurement Instruments This appendix explains ho w to set up and cali brate the following color measur ement instruments: • X-Rite DTP41 automatic scanning spectrophotometer • X-Rite DTP32 automatic scanning densitometer Us ing the X-Rite D TP41 spectrophotomete r ColorWise P ro T ools Calibrator supports the X-Rite DTP41 spectroph[...]

A A-2 Color Measurement Instruments 3. Plug the square end of the interface cabl e (looks lik e a modular phone plug) into the serial interface connection on the side of the X-Rite DTP41. Instrument button LED indicato r P ow er input Serial interface connection Alignment mark Calibration strip entrance Measurement page slot[...]

A A-3 Color Measurement Instruments 4. At tach the connecto r to the computer . F or a Windows computer , inser t the 8-pin mi ni-DIN end of the interface cable into the 9-pin DB9 Connector cable adapter . In sert the 9-pin end into the COM1 or COM2 port on the computer and tighten the sc rews. If the available port on your computer is 25-pin, you [...]

A A-4 Color Measurement Instruments N OTE : F or Mac OS computers with a USB port (f or example, an iM ac), you need an adapter to connect the DTP41 to your computer . F or information on supported adapters, see the X-Rite, I nc. web site (www .x-rite.com). 5. Use the A C adapter to pro vide power . Plug the small connector on the adapter ca ble in[...]

A A-5 Color Measurement Instruments M ultiple users ca n be connected to one GA -1121 with ColorWise Pro T ools, but only one user at a time can use the Calibrator module. An err or message appears if you try to calibrate when another user is already using ColorWise Pr o T ools to calibrate. Y o u will need the Color R eflection Refe rence strip th[...]

A A-6 Color Measurement Instruments The Instructions ar ea displays instr uctions for selecting the port. 7. Click Utilities. The Utilities dia log box app ears. T o view version and serial number inform ation, click Show DTP-41 Info, and then click Done when you ar e finished. 8. Click Calibrate D TP-41. The Instrument Calibration dialog box appea[...]

A A-7 Color Measurement Instruments 9. If you hav e not already done so, remov e the shipping spacer from the measurement page slot. 10. Insert the end of the Color Reflection R efere nce strip into the calibr ation strip entrance on the D TP41. Center the arro w on the strip below the alignment mark (see the diagram on page A-2 ), and slide the st[...]

A A-8 Color Measurement Instruments Us ing the X-Rite D TP32 densitometer ColorWise P ro T ools are designed to work with the X-Rite DTP32 r eflection densitometer , which feeds color measurements to the GA-1 121 automatically . N OTE : Measurements fr om other densitometers ca n be input usin g a simple ASCII file format (see Appe ndi x B ). Setti[...]

A A-9 Color Measurement Instruments 3. At tach the connecto r to the computer . F or a Windows computer , inser t the 8-pin mi ni-DIN end of the interface cable into the 9-pin DB9 Connector cable adapter . In sert the 9-pin end into the COM1 or COM2 port on the computer and tighten the sc rews. If the available port on your computer is 25-pin, you [...]

A A-10 Color Measurement Instruments 4. Plug the sm all connecto r on the adapter cable into the side o f the X-Rite DTP32 and plug the A C adapter into a wall ou tlet. 5. Turn on the computer . 6. Calibrate the D TP32 (see the follo wing section). 7. Calibrate the G A-1121 using ColorWise Pro T ools and the DTP32 (see page 2- 22 ). Calibrating the[...]

A A-11 Color Measurement Instruments Recalibrate the DTP32 at least once per month. F or critical color , calibrate the densitometer every time you calibrate the GA-1121. The DTP32 may also warn periodically that it requir es calibration.[...]

[...]

B B-1 Importing density measurem ents This appendix describes S imp le ASCII F i le F ormat, which ca n be used to import density measurements from measur ement devices. T o use your own measur ement data from an alternate measurement instrument, record your individual readings in a text file and structure it as follows. Simple ASCII Import File Fo[...]

B B-2 Importing density measurem ents Example o f 1D Status T density for EFI 34 patch page This file format is used to specify the St atus T density measurements of the EFI 34 patch page. The value in the first column is the patch number . The first patch must be 1 and the last must be 34. #!EFI 3 # EFI ColorWise 2.0 Data type: 1DST34 # Cyan Magen[...]

B B-3 Importing density measurem ents Example o f 1D Status T density for an arbitr ary page This file format is used to sp ecify the Stat us T density measur ements of a user-defined patch page. The value in the first colu mn is the ink/toner percentage of the patch. The first percentage must be 0 and the last percentage must be 100. The percentag[...]

[...]

Index A Absolute Colorimetric r endering style 1-7 Apple S tandard setting, RGB S ource P rofile option 3-2 Apple S tandard setting , RGB S ource profile option 1-11 AutoCal calibration from ColorW ise P ro T ools 2-25 from Control P anel 2-27 B Black Detection option 1-3 Black Overprint option 1 -9 Black Overprint Style option 1-3 black text and l[...]

I-2 Index ColorWise P ro T ools Calibrator 2-5 to 2-10 checking calibration status 2-5 Color Editor 3-10 to 3-18 Color Setup 3-31 P rofile Ma nager 3-2 to 3-10 Combine Separations option 1-3, 1-15 Comparison P age 2-8, 3-17 composites, printing 1-3, 1-8, 1-10, 1-15 Configuration page 2-5 Contrast ICC rendering style 1-7 Control P anel calibration f[...]

I-3 Index M Mac OS color management options 1-18 to 1-21 Match Copy setting of CMYK Simulation option 1-3 measurements page 2-3 N N one setting, R GB Sour ce Profi le option 1-12 O Other setting, R GB Source Profile option 1-12 Output P rofile option 1-5 output profiles calibration sets for 2-3, 2-4, 3-10 P P ANTONE Coated Color Refere nce 1-10 P a[...]

I-4 Index Sp ot Color Matching option 1-6, 1-10 spot colors, matching to CMYK equivalents 1-10, 3-18 to 3-30 Sp ot-On 3-18 sR GB, RGB S ource P rofile option 1-11, 3-2 Sta t u s T B- 1 SWOP setting, CMYK S imulation Profile option 1-13, 3-2 T targets, for calibration 2-3 T est P age 2-5 T oner Reduction option 1-4, 1-16 transfer functions 2-3 two-w[...]