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Canon CanoScan N1240U User Manual

For canoscan n670u/n676u/n1240u color scanner
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ScanGear CS-U 6.2
User's Guide
N670U/N676U/N1240U Color Scanner
for CanoScan
for Windows
for Macintosh

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  Summary of Contents for Canon CanoScan N1240U

  • Page 1 ScanGear CS-U 6.2 User’s Guide N670U/N676U/N1240U Color Scanner for CanoScan for Windows for Macintosh...
  • Page 2 This manual is copyrighted with all rights reserved. Under the copyright laws, this manual may not be copied, in whole or in part, without written consent of Canon Inc. Under the law, copying includes translating into another language or format.
  • Page 3: Table Of Contents

    Contents Chapter 1 Before You Begin ........5 Troubleshooting Welcome to ScanGear CS-U 6.2 ............. System Requirements ..............Glossary Windows .................. Macintosh ................Index Starting and Closing ScanGear CS-U ..........Windows .................. Macintosh ................Getting Help in ScanGear CS-U............ Windows ................Macintosh ................
  • Page 4 Contents Chapter 4 Scanning an Original ......52 Troubleshooting Preparing for the Scanning Job ........... Quick Start ..................Glossary Previewing and Scanning an Original ......... Scanning in the Simple Mode ..........Index Scanning in the Advanced Mode ..........Chapter 5 Multi-Photo Mode ........65 Multi-Photo Mode ................
  • Page 5: Before You Begin

    chapter Contents Troubleshooting Glossary Index Before You Begin Welcome to ScanGear CS-U 6.2 System Requirements Starting and Closing ScanGear CS-U Getting Help in ScanGear CS-U...
  • Page 6 Contents Welcome to ScanGear CS-U 6.2 Troubleshooting Glossary Welcome to Canon ScanGear CS-U 6.2. ScanGear CS-U 6.2 (hereafter referred to as ScanGear CS-U) will provide Index flexible, efficient image enhancement tools for scanning with your CanoScan N670U/N676U/N1240U Scanner by providing an interface with a variety of software applications.
  • Page 7: System Requirements

    chapter 1 Before You Begin Contents System Requirements Troubleshooting Glossary The hardware and software listed below is required to use ScanGear CS-U. Index Windows Computer: IBM PC/AT Compatible with USB port(s) standardly OS: Windows 98 Windows Millenium Edition Windows 2000 Professional CPU: Pentium 150MHz or greater RAM: 64MB or more HDD Free Space: Approx.
  • Page 8 chapter 1 Before You Begin Contents Macintosh Troubleshooting Computer: Macintosh with USB port(s) standardly Glossary OS: Mac OS 8.6 Index Mac OS 9.0 Mac OS 9.1 Mac OS X (Classic Mode only) CPU: Power PC G3 or greater RAM: 64MB or more With Mac OS X 128MB or more HDD Free Space: Approx.
  • Page 9: Windows

    chapter 1 Before You Begin Contents Starting and Closing ScanGear CS-U Troubleshooting Glossary ScanGear CS-U is not a stand-alone program that can be started by itself. It is used as a TWAIN driver (Windows) or plug-in (Macintosh). Start the Index application program first, then start ScanGear CS-U from the program.
  • Page 10: Macintosh

    chapter 1 Before You Begin Contents Macintosh Troubleshooting Glossary Starting Index 1. Start the parent application software such as PhotoStudio or Photoshop. 2. Click the [File] menu and select [Acquire] or such, and [ScanGear CS- U 6.2.0...]. ScanGear CS-U will start. Closing When scanning is completed, the ScanGear CS-U window automatically closes (Macintosh only).
  • Page 11: Getting Help In Scangear Cs-U

    chapter 1 Before You Begin Contents Getting Help in ScanGear CS-U Troubleshooting Glossary Index Windows For information about using ScanGear CS-U, open the on-line Help by clicking the Help button on the toolbar. Click the Contents or Index tab to see if the topic you are looking for is covered elsewhere in on-line Help.
  • Page 12: Chapter 2 Simple Mode And Advanced Mode

    chapter Contents Troubleshooting Glossary Index Simple Mode and Advanced Mode What are the Simple Mode and Advanced Mode? Simple Mode Main Window Advanced Mode Main Window...
  • Page 13: What Are The Simple Mode And Advanced Mode

    chapter 2 Simple Mode and Advanced Mode Contents What are the Simple Mode and Troubleshooting Glossary Advanced Mode? Index You can run ScanGear CS-U in either of two modes: the Simple Mode and Advanced Mode. Simple Mode The Simple Mode, as its name implies, is easy to use and fast. You can set up a scanning job quickly just by selecting from the name that best describes the job you want to execute: Color Photo, Color Photo Fine, B&W Photo, and so on.
  • Page 14: Switching Between The Simple And Advanced Modes

    chapter 2 Simple Mode and Advanced Mode Contents Switching Between the Simple and Advanced Troubleshooting Modes Glossary You can switch between the Simple and Advanced Modes simply by Index clicking a button. • In the Simple Mode main window, click the Advanced Mode button to open the Advanced Mode main window.
  • Page 15: Simple Mode Main Window

    chapter 2 Simple Mode and Advanced Mode Contents Simple Mode Main Window Troubleshooting Glossary Index The ScanGear CS-U main window in the Simple Mode has only one sheet, named “Simple Mode” followed by the name of your scanner. Use the Simple Mode sheet settings to select the settings for a scanning job.
  • Page 16: Advanced Mode Main Window

    chapter 2 Simple Mode and Advanced Mode Contents Advanced Mode Main Window Troubleshooting Glossary Index The ScanGear CS-U main window in the Advanced Mode has more sheets to perform the settings for scanning. In the Advanced Mode click the Main tab, Tone tab (or Halftone tab), or the Scanner tab to open the Main sheet, Tone sheet (or Halftone sheet) or Scanner sheet.
  • Page 17 chapter 2 Simple Mode and Advanced Mode Contents If you select Black and White for the Color Mode on the Main sheet, the Troubleshooting Tone tab is replaced with the Halftone tab. Glossary Index Windows Macintosh With Windows, if you select Text Enhanced for the Color Mode on the Main sheet, neither Tone tab nor Halftone tab is displayed.
  • Page 18: Chapter 3 What Is On The Screen

    chapter Contents Troubleshooting Glossary Index What is on the screen? Main Window Toolbar Scanning Buttons Simple Mode Main Window Advanced Mode Main Window...
  • Page 19: Main Window

    chapter 3 What is on the Screen? Contents Main Window Troubleshooting Glossary Close Box Index (With Macintosh, the Title Bar Preview Button Scan Button Close Box locates in the top left of the window.) Tool Bar Clear Button Setting Tab Mode Switching Button Preview Area Window Resize Corner...
  • Page 20: Toolbar

    chapter 3 What is on the Screen? Contents Toolbar Troubleshooting Glossary Buttons on the toolbar help you to perform important tasks like, cropping images, moving images, zooming, and so on. Index Crop Button Click the Crop button and drag the pointer in any direction to draw a rectangle around the area you want to select for scanning.
  • Page 21 chapter 3 What is on the Screen? Contents Zoom Tool Button Troubleshooting Click the Zoom Tool button and then click the left or right mouse button to change the size of the Preview image. Glossary • To increase the magnification of the image, click the Zoom Tool Index button then click the left mouse button (Windows) / click the mouse button (Macintosh) on the area of the previewed image to view.
  • Page 22 chapter 3 What is on the Screen? Contents Rotate Right Button Troubleshooting Click the Rotate Right button to rotate a scanned image right 90 degrees (clockwise). Click this button repeatedly to continue rotating the image Glossary right. Index Rulers Button Click the Rulers button to display a ruler in the Preview Area to help with sizing and cropping the image.
  • Page 23: Scanning Buttons

    chapter 3 What is on the Screen? Contents Scanning Buttons Troubleshooting Glossary Index Preview Button Click the Preview button to pre-scan the image and display it in the Preview Area so you can decide whether the image needs any adjustments or if you want to apply any special effects.
  • Page 24: Simple Mode Main Window

    chapter 3 What is on the Screen? Contents Simple Mode Main Window Troubleshooting Glossary In the Simple Mode, only the Simple Mode sheet is available in the main window. Index Image Type When you select the Image Type based on how you intend to use the scanned image, the Color Mode and Resolution settings are selected for you automatically for optimum scanning results.
  • Page 25 chapter 3 What is on the Screen? Contents •B/W Photo (Grayscale, 150 dpi): Troubleshooting Use to scan black-and-white photographs with varying shades of gray. Glossary •B/W Photo Fine (Grayscale, 300 dpi): Use to scan black-and-white photographs with varying shades of gray Index for best quality in the scanned image.
  • Page 26 Scanning speed at this setting will be slower than with the Color (Photos). • Text Enhanced (only for Windows) Converts grayscale images to black and white using Canon ImageTrust technology. This setting produces sharper text which will be easier for OCR software to read. •...
  • Page 27 chapter 3 What is on the Screen? Contents Resolution Troubleshooting Displays the Resolution setting for the currently selected Image Type. And the Resolution can be set to one of the settings provided. In this case, a new Image Glossary Type can be saved under a new name. Index Edit Image Type Button Click the down-arrow for Image Type and select Custom (or select a...
  • Page 28 chapter 3 What is on the Screen? Contents Paper Size Troubleshooting Specifies the paper size of the image to be scanned. Glossary Changing the Paper Size clears the Preview area and clears all settings set with the Toolbar and Tone sheet Index buttons.
  • Page 29 The Auto Tone Glossary is available only when Color or Grayscale has been selected on the Main sheet and when Canon ColorGear Color Matching (Windows) / ColorSync Index Color Matching (Macintosh) is not selected on the Scanner sheet.
  • Page 30: The Main Sheet

    Scanning speed at this setting will be slower than with the Color (Photos). • Text Enhanced (only for Windows) Converts grayscale images to black and white using Canon ImageTrust technology. This setting produces sharper text which will be easier for OCR software to read.
  • Page 31 chapter 3 What is on the Screen? Contents • The Text Enhanced selection requires more time than Troubleshooting the Black and White setting, because digitization of the scanned image is performed after scanning it in Glossary Note Grayscale. • Selecting the Color Mode setting automatically resets Index the Tone tab settings.
  • Page 32 chapter 3 What is on the Screen? Contents Selection Troubleshooting Use the Selection options to set the exact size of the image input. Glossary To select the area to scan, use the Crop button or Auto Crop button or enter the desired dimensions in the text Index box.
  • Page 33 chapter 3 What is on the Screen? Contents Print Size Troubleshooting Use the Print size selection to set the output image size. Varying one of Width, Height or Scale makes the others vary automatically. The resolution Glossary of the scanned image is kept as specified, so that the scanning resolution changes according to the size setting here.
  • Page 34: The Scanner Sheet

    chapter 3 What is on the Screen? Contents The Scanner Sheet Troubleshooting Glossary Index When you click on the Scanner tab (N670U/N676U or N1240U), the Scanner sheet opens. Paper Size Specifies from the drop-down list the paper size of the image to be scanned.
  • Page 35 chapter 3 What is on the Screen? Contents Descreen Troubleshooting Click this check box if you want ScanGear CS-U to conduct moiré reduction to improve the overall image quality. Moiré are dot patterns that interfere Glossary with processing images for professional use and are usually caused by poor dithering resulting from scanning images from newspapers, books, Index magazines, etc.
  • Page 36 chapter 3 What is on the Screen? Contents Remove Dust and Scratches Troubleshooting This function automatically produces a scanned photo image with the areas under small bits of dirt or scratches removed. The available settings are Glossary [None], [Soft], [Normal] and [Hard]. Index •Soft Compensates for high-contrast dirt and scratches.
  • Page 37 Screen? Contents Color Settings Troubleshooting When the Color Mode is set to Color, you can select the color adjusting method for scanning from Recommended or Canon ColorGear (or ColorSync) Glossary Color Matching. The default setting is Recommended. • Recommended Index Reproduces the colors of the scanned item vividly on a computer display.
  • Page 38 chapter 3 What is on the Screen? Contents Preferences (for Macintosh) Troubleshooting Click this button to display the Prefereces sheet for Macintosh. With Windows, the Preferences setting sheet is in Windows Contorol Panel. Glossary Refer to Preferences Settings section in Chapter 6. ( p.75) Index When application hides driver user interface •...
  • Page 39 chapter 3 What is on the Screen? Contents The tone tab settings are saved when the preview area is Troubleshooting refreshed Click the check box if you want to save the tone tab settings Glossary although the preview area is refreshed by previewing a new image. Index Quit Settings •...
  • Page 40: The Tone Sheet

    Troubleshooting The Tone sheet is displayed only when Color or Grayscale has been selected Glossary for Color Mode on the Advanced Mode Main sheet and when Canon Index ColorGear Color Matching / ColorSync Color Matching is not selected on the Scanner Sheet.
  • Page 41 chapter 3 What is on the Screen? Contents Gamma button Troubleshooting Opens the Gamma sheet and allows you to shift mid-tones so lighter colors Glossary are lightened and darker colors are darkened. Index Histogram button Opens the Histogram sheet and allows you to adjust tone intensity to enhance an image that is either too light or too dark.
  • Page 42 chapter 3 What is on the Screen? Contents Common Buttons Troubleshooting The Tone sheet settings are commonly set with the Load, Save, Reset and Glossary All Reset buttons described below. Index Load Button When Color Mode is set for Color (Photos) or Color (Documents), a user- saved file (*.adc) is opened and used for color adjustment.
  • Page 43: Contrast/Brightness Sheet

    chapter 3 What is on the Screen? Contents Contrast/Brightness Sheet Troubleshooting Glossary Index When the Contrast/Brightness button is clicked, the Contrast/Brightness sheet is displayed. The shape of the tone curve changes to reflect the current Contrast/ Brightness setting for the current Channel, and the image in the Preview Area changes to reflect the adjustment.
  • Page 44: Gamma Sheet

    chapter 3 What is on the Screen? Contents Gamma Sheet Troubleshooting Glossary Index When the Gamma button is clicked, the Gamma sheet is displayed. Gamma refers to a process where mid-tones are shifted so that the lighter colors are lightened and darker colors are darkened. For example, let us say you scanned a photograph of a subject in a boat in a tree-lined lake and the shadows of the trees are dark enough and the white of the boat is light enough, but the blue in the sky, the blue of the water, and the blue of the...
  • Page 45 chapter 3 What is on the Screen? Contents Gamma (Scanner Gamma) Troubleshooting Drag the Gamma slider to the left or right to set the scanner gamma value or you can type the value directly into the boxes. Entering a value into Glossary either boxes of the scanner gamma or the monitor gamma will display a respective value in the other box.
  • Page 46: Histogram Sheet

    chapter 3 What is on the Screen? Contents Histogram Sheet Troubleshooting Glossary Index When the Histogram button is clicked, the Histogram sheet is displayed. Use the histogram to enhance an image when the image is either too light or too dark, like an overexposed or underexposed photograph. Increasing the darker tones with the histogram improves the contrast of the image.
  • Page 47 chapter 3 What is on the Screen? Contents Eyedroppers (Black-point, Mid-point, White-point) Troubleshooting Click one of the three eyedroppers then click the portion of the image in the Preview Area that you want to sample, or enter values in the text boxes, Glossary or drag one of the three triangles at the bottom of the graph to adjust the value.
  • Page 48: Special Tone Curves Sheet

    chapter 3 What is on the Screen? Contents Special Tone Curves Sheet Troubleshooting Glossary Index When the Special Tone Curves button is clicked, the Special Tone Curves sheet is displayed. Channel Click the down-arrow and select one of the primary colors (RGB) for adjustment or leave the setting at Master to adjust all the colors.
  • Page 49: Editing A Special Tone Curve Directly

    chapter 3 What is on the Screen? Contents Editing a Special Tone Curve Directly Troubleshooting Glossary In the Special Tone Curves graph you can edit the curve directly. Index Click on the curve and drag each curve anchor point until the desired effect is achieved.
  • Page 50 chapter 3 What is on the Screen? Contents Troubleshooting Here are some hints for editing curves: Glossary • Curve handles are drawn on a white background as a Note red dot to signify that they are editable. When the Index cursor is over the handle, it changes to a crosshair.
  • Page 51: The Halftone Sheet

    chapter 3 What is on the Screen? Contents The Halftone Sheet Troubleshooting Glossary Index The Halftone sheet is displayed only when Black and White has been selected for the Color Mode on the Advanced Mode Main window. You can set only Threshold in this sheet. Halftoning Threshold Threshold determines whether portions of an original are scanned as...
  • Page 52: Scanning An Original

    chapter Contents Troubleshooting Glossary Index Scanning an Original Preparing for the Scanning Job Quick Start Previewing and Scanning an Original...
  • Page 53 chapter 4 Scanning an Original Contents Preparing for the Scanning Job Troubleshooting Glossary These are some points you should check before you start scanning: Index • If you have not yet installed the parent software application you intend to use with the scanner and ScanGear CS-U, install the application.
  • Page 54: Quick Start

    chapter 4 Scanning an Original Contents Quick Start Troubleshooting Glossary Follow the procedure below if you want to get started scanning right away. The referenced page numbers provide more details about the steps below. Index If you need more information about a procedure, go to that page number. Set the original on the Scanner.
  • Page 55 chapter 4 Scanning an Original Contents Preview the original. ( p.59, Troubleshooting Glossary Index Adjust image as required. ( p.60, Specify the scanning area. ( p.60, Scan the document. ( p.60, The image is processed. (For details, the application manual)
  • Page 56 chapter 4 Scanning an Original Contents Previewing and Scanning an Troubleshooting Glossary Original Index You can preview and scan an image in either the Simple Mode or the Advanced Mode. This section describes both procedures. Scanning in the Simple Mode This is a brief overview of the general procedure for previewing and scanning an original in the Simple Mode.
  • Page 57 chapter 4 Scanning an Original Contents Start ScanGear CS-U. Troubleshooting The methods for starting ScanGear CS-U vary between application Glossary programs. For example of PhotoStudio, Windows : Click the [File] menu and select [Acquire]. Index Macintosh : Click the [File] menu, [Acquire] and [ScanGear CS-U 6.2.0...]. See the respective manuals for other programs.
  • Page 58 chapter 4 Scanning an Original Contents Click the down-arrow for Image Type and select a setting from the Troubleshooting drop-down list. ( p.24) Glossary Your selection automatically sets the mode for the Index scanning job. Note Review the settings you see below the Image Type selection (Color Mode, Resolution, Paper Size, Width, Height, Size).
  • Page 59 chapter 4 Scanning an Original Contents Click the Preview button to pre-scan the image and display it in the Troubleshooting Preview Area. Glossary Index Zoomed Preview Although the zoom button can be used to zoom in on the image in the preview area, the zoomed image will appear Note coarse and it may not be possible to make fine selections or adjust image settings.
  • Page 60 chapter 4 Scanning an Original Contents Click a button in the Toolbar ( p.20) to manipulate the image. Troubleshooting Glossary You can click the Auto Tone button ( p.29) to have ScanGear CS-U automatically adjust the color tones of the Index scanned image.
  • Page 61: Scanning In The Advanced Mode

    chapter 4 Scanning an Oliginal Contents Scanning in the Advanced Mode Troubleshooting Glossary This is a brief overview of the general procedure for previewing and scanning an original in the Advanced Mode. Index Place the original on the scanner. For details about positioning the original on the scanner, see your scanner user's manual.
  • Page 62 chapter 4 Scanning an Original Contents The ScanGear CS-U main window opens. Troubleshooting Glossary Index If the Simple Mode main window appears, click the Advanced Mode button. In the Main sheet adjust the settings for the Color Mode, Output Resolution, Selection (Width and Height), and Print Size (Width and Height, or Scale).
  • Page 63 chapter 4 Scanning an Original Contents In the Scanner sheet, specify a variety of settings for operation of the Troubleshooting scanner. ( p.34) Glossary Click the Preview button to pre-scan the image and display it in the Index Preview Area. Zoomed Preview Although the zoom button can be used to zoom in on the image in the preview area, the zoomed image will appear...
  • Page 64 chapter 4 Scanning an Original Contents Click a button in the Toolbar ( p.20) to manipulate the image. Troubleshooting Glossary Adjust the image quality with the tools and options provided on the Tone ( p.40) or Halftone ( p.51) sheet. Index Specify the scanning area.
  • Page 65: Chapter 5 Multi-Photo Mode

    chapter Contents Troubleshooting Glossary Index Multi-Photo Mode Multi-Photo Mode Placing the Photos...
  • Page 66: Multi-Photo Mode

    chapter 5 Multi-Photo Mode Contents Multi-Photo Mode Troubleshooting Glossary Multi-Photo Mode is a function used when scanning more than 2 photos with a single operation, and makes the scanned images appear individually Index in a new window. If you place the photo obliquely, this function will make the adjustment automatically.
  • Page 67 chapter 5 Multi-Photo Mode Contents After pre-scanning, cropping and scanning are performed Troubleshooting automatically the same number times with the number of photos. During these procedures, do not open the document cover. When the Glossary Multi-Photo Mode scanning is finished, the ScanGear CS-U main Index window appears.
  • Page 68: Placing The Photos

    chapter 5 Multi-Photo Mode Contents Placing the Photos Troubleshooting With the Multi-Photo Mode function, the gap between photos is detected Glossary using the rear white background of the document cover. Index When you place the photos on the platen, note the followings; •...
  • Page 69 chapter Contents Troubleshooting Glossary Index Settings in the Windows Control Panel (Windows only) Opening Scanners and Cameras Properties General Settings Events Settings Preferences Settings Color Management Settings...
  • Page 70: Opening Scanners And Cameras Properties

    chapter 6 Preferences Settings Contents Opening Scanners and Cameras Troubleshooting Glossary Properties Index You can specify some settings for ScanGear CS-U with using Scanners and Cameras properties in Windows Control Panel. Scanners and Cameras Properties dialog can be opened with the following procedures.
  • Page 71: Preferences Settings

    chapter 6 Preferences Settings Contents In the Properties window, click the appropriate tab (General, Events, Troubleshooting Preferences or Color Management) to open the respective sheet. Glossary Index Confirm that the settings are apropriate. Otherwise make changes as necessary. After the changes are made, click the Apply button to validate the changes.
  • Page 72: General Settings

    chapter 6 Preferences Settings Contents General Settings Troubleshooting Glossary The General sheet provides details the name of the connected scanner, its current status, and a button for diagnostic testing. Index Test Scanner or Camera Follow the procedure below to execute the scanner diagnostic test. Click the Test Scanner or Camera button.
  • Page 73: Events Settings

    chapter 6 Preferences Settings Contents Events Settings Troubleshooting Glossary The Event sheet allows you to select the software application that you want to start when you press the Scanner buttons on the scanner. Index Scanner events Select one of the Scanner buttons. CanoScan COPY Button, CanoScan E-MAIL Button or CanoScan SCAN Button.
  • Page 74 chapter 6 Preferences Settings Contents Disable device events Troubleshooting Click this check box off to disable this feature. Clicking this check box off disables the Start button on the scanner (nothing will happen if the button Glossary is pressed). Index The settings will become effective for the button for which the scanner events have been selected.
  • Page 75: Preferences Settings

    chapter 6 Preferences Settings Contents Preferences Settings Troubleshooting Glossary The Preferences sheet allows you to select the action of previewing and scanning. Index When application hides the driver user interface Some application softwares such as an OCR software will not display the ScanGear CS-U main window while scanning.
  • Page 76 chapter 6 Preferences Settings Contents Preview at opening of ScanGear CS-U Troubleshooting The preview opening settings determine what is displayed in the Preview Area every time ScanGear CS-U is launched from the parent software Glossary application. •Automatically execute a preview Index This setting switches the automatic preview feature on.
  • Page 77: Color Management Settings

    The Color Management sheet allows you to add or remove basic profiles for Canon ColorGear Color Matching. Index • Click the Canon ColorGear Color Matching check box on in the Preferences sheet. • The sRGB Color Space Profile is added automatically when ScanGear CS-U is installed.
  • Page 78: Chapter 7 Uninstalling Scangear Cs-U

    chapter Contents Troubleshooting Glossary Index Uninstalling ScanGear CS-U Uninstalling ScanGeat CS-U (Windows only)
  • Page 79: Uninstalling Scangear Cs-U

    chapter 7 Uninstalling ScanGear CS-U Contents Uninstalling ScanGear CS-U Troubleshooting Glossary • Always uninstall ScanGear CS-U with this procedure Index using the CanoScan Setup Utility CD-ROM • Make sure the scanner is connected to the computer. Note Place the CanoScan Setup Utility CD-ROM in the drive. Click [Uninstall the Software] in the CD-ROM’s menu window.
  • Page 80: Chapter 8 Troubleshooting

    chapter Contents Troubleshooting Glossary Index Troubleshooting Pre-Scan Checklist How to Avoid Problems Troubleshooting Checklist...
  • Page 81: Pre-Scan Checklist

    chapter 8 Troubleshooting Contents Pre-Scan Checklist Troubleshooting Glossary Perform the checks on this short list before you begin troubleshooting specific problems. Index • Make sure that the ScanGear CS-U software was installed successfully. • Confirm that the cables between your computer and scanner are connected securely.
  • Page 82: How To Avoid Problems

    chapter 8 Troubleshooting Contents How to Avoid Problems Troubleshooting Glossary Here is some general advice on avoiding problems in your scanning jobs: Index • Start with the best possible original image to scan. • Select only the part of the image you want to scan. Preview the image and select it with the Crop and Auto Crop buttons.
  • Page 83: Troubleshooting

    chapter 8 Troubleshooting Contents • If you are using OCR software, scan in Text Enhanced mode or Black Troubleshooting and White mode at 300 dpi or higher. Glossary • Take advantage of the preview feature and preview as much as you Index want before scanning.
  • Page 84: Troubleshooting Checklist

    chapter 8 Troubleshooting Contents Troubleshooting Checklist Troubleshooting Glossary Index ScanGear CS-U does not launch. Problem: ScanGear CS-U does not launch within the apllication software. Cause1: The scanner may not be connected correctly. Solution: Make sure the scanner is properly connected to your computer before you turn on the computer.
  • Page 85 chapter 8 Troubleshooting Contents Some buttons are grayed-out. Troubleshooting Problem: Some buttons are grayed-out and not available. Glossary Cause: Some functions are not available until an image has been previewed. Index Solution: Preview an image. Scanning is too slow. Problem: The scanner is taking an unusually long time to print or scan.
  • Page 86 chapter 8 Troubleshooting Contents Windows 2000: Troubleshooting (1) Right-click the [My Computer] icon on the Windows desktop. Glossary (2) Click the [Hardware] tab and click [Device Manager] Index button. (3) Click on the [+] on the left of [IDE ATA/ATAPI Controllers].
  • Page 87 chapter 8 Troubleshooting Contents The scanner diagnostics test fails. Troubleshooting Problem: The Scanner Diagnostics test ( p.72) returns a Test Failed Glossary message. Cause: The scanning unit may not be in its home position. Index Solution: Close the ScanGear CS-U window if it is open. Try turning the scanner off and back on again by unplugging and plugging in the USB cable.
  • Page 88 The toner of the printer is going short. Solution: Confirm the toner of the printer. Cause2: Canon ColorGear / ColorSync Color Matching may have not been selected when it was necessary. Solution: Check that Canon ColorGear / ColorSync Color Matching is selected on the Preferences sheet.
  • Page 89 chapter 8 Troubleshooting Contents Image is too light or too dark compared to the original. Troubleshooting Problem: Scanned or printed image is much lighter or darker than the Glossary original. Cause: Image and color adjustments may not have been set properly. Index Solution: The best solution is to scan the image using all default...
  • Page 90: Glossary

    Contents Troubleshooting Glossary Index Glossary...
  • Page 91 Glossary Contents Acquired Images Troubleshooting Images sent from your scanner software to the host graphics application. Glossary Auto Crop After you select an area of the screen by clicking the Crop button and Index dragging a rectangle around the object or text you want to crop, click the Auto Crop button to size the rectangle exactly to the size of the object or block of text enclosed in the rectangle.
  • Page 92 (monitor), to yield the most accurate color image. Canon ImageTrust (Windows) Canon's process of converting grayscale image (8 bits per pixel) to a black and white image (1 bit per pixel) to yield a more effective scan for optical character recognition (OCR) applications.
  • Page 93 The range of colors your scanner can see may not match the range of colors your video monitor can produce. Color matching lets your system display colors so that the color on your monitor and printer matches the colors scanned. See also Canon ColorGear Color Matching and ColorSync Color Matching. Color Mode The type of scan used to scan an image, differentiated by the number of bits per pixel.
  • Page 94 Glossary Contents Crop Troubleshooting The action of selecting part of an image. The Crop button on the ScanGear CS-U main window lets you select part of a preview image and re-preview Glossary or scan only that selected part. Index Curve chart The graph displayed in the Tone tab settings for the Auto Tone, Contrast/ Brightness, Gamma, Histogram, and Special Tone Curves features.
  • Page 95 Glossary Contents End points Troubleshooting The points at each end of a preset or custom tone curve. The curve end points cannot be deleted. If they are dragged to or past an edge, they Glossary remain on the edge. Add points to the curve by clicking anywhere in the curve box.
  • Page 96 Glossary Contents Grayscale Troubleshooting Grayscale refers to a single-channel image made up of 256 shades of gray, ranging from white to black, that represent all tones in an image. Glossary Halftoning Index A method of simulating intermediate tones in black-and-white images by varying the patterns dots and lines.
  • Page 97 Glossary Contents Mid-point Troubleshooting The mid-tone portion of the image scanned as Color or Grayscale. When you click on the image with the Mid-point eyedropper, all tones between Glossary the black-point and white-point are adjusted in relation to the mid-point setting.
  • Page 98 Glossary Contents Output size Troubleshooting The size of the acquired image, calculated by multiplying the width and height by the scale percentage. Glossary Overexposed Index An image that was exposed to too much light while it was being photographed. Pixel An acronym for "picture element,"...
  • Page 99 Glossary Contents Preview image cache Troubleshooting When the preview image cache feature is switched on, the image in the Preview Area from the previous session with ScanGear CS-U is saved and Glossary displayed the next time ScanGear CS-U is launched from the parent software application.
  • Page 100 Glossary Contents Scale Troubleshooting The Scale setting lets you specify an output size for the selected image as a percent of the original width and height. Glossary Scan button Index Clicking the Scan button scans the original and sends it to the host software application.
  • Page 101 When Text Enhanced is selected for the Color Mode, images are scanned as Glossary Grayscale (8 bits per pixel) and converted to Black and White (1 bit per pixel) using Canon ImageTrust processing software. Index This mode is not supported with Macintosh Version.
  • Page 102 Glossary Contents TWAIN Troubleshooting TWAIN refers to an industry standard for transferring information from devices (such as a scanner or digital camera) to your computer. One Glossary interpretation of the acronym is "Technology Without An Interesting Name." Index Underexposed A dark photographic image that was exposed to too little light when it was photographed.
  • Page 103 Glossary Contents X and Y Axes Troubleshooting The X and Y axes on the Tone sheet curve chart represent, respectively, the input image color and output image color. Glossary Zooming Index Enlarging an image or a selected part of the image in the preview window or in a graphics application.
  • Page 104: Index

    Contents Troubleshooting Glossary Index Index...
  • Page 105 Curve file ... 42, Custom curves ... 48, Calibration ... 37, Canon ColorGear Color Matching ... 37, 77, Default ... Canon ImageTrust ... 26, 30, Descreen ... CanoScan Setup Utility CD-ROM Digitizing ... dpi ... Channel ... 43, 44, 46, 48, Clear Button ...
  • Page 106 Index Contents Troubleshooting Edit Image Type Button ... Image Type ... Glossary End points ... 50, Index Events Settings ... Disable device events ... Scanner events ... Keep Proportions button ... 32, Send to this application ... Executive ... 28, 34, Eyedropper ...
  • Page 107 Index Contents Troubleshooting OCR (Optical Character Remove Dust and Scratches ... Glossary Recognition) ... Index On-line Help ... Reset ... Opening Scanners and Cameras Reset button ... Properties ... Resolution ... 27, Optical resolution ... Rotate Left ... Output Dimensions ... 33, Rotate Left Button ...
  • Page 108 Index Contents Simple Mode ... Troubleshooting Simple Mode button ... Simple Mode Main Window ... Underexposed ... 48, Glossary Uninstall ... Index Unsharp Mask ... 35, Simple Mode sheet ... USB ... Size ... Sliders ... Special Tone Curves ... Special Tone Curves buttons ...
  • Page 109: Customer Support Help Desk

    6505 Blue Lagoon Drive, Suite 325 http://www.canon.se Miami, Florida 33126, U.S.A. CANON OY AB CANON MEXICANA, S. de R.L. de C.V. Kornetintie, 3, 00380 Helsinki, Finland Anillo Periferico Sur No. 4124, Torre Zafiro (II) Colonia Puhelin: 010 544 20 Ex-Rancho de Anzaldo, Piso 5 y 6, Mexico D.F.