Canon CanoScan D646U CanoScan D646U ScanGear CS-U 6.0 for Win Guide
Canon CanoScan D646U Manual
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- Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 1
ScanGear CS-U 6.0 for CanoScan D646U Color Scanner User's Guide - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 2
Canon, and CanoScan are registered trademarks of Canon, Inc. ColorGear and ImageTrust are registered trademarks of Canon Inc. All other names are trademarks of their respective companies. In this manual, screen shots are taken with Windows Millennium Edition (Me). When you use Windows 98 or Windows - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 3
Index Chapter 1 Before You Begin 5 Welcome to ScanGear CS-U 6 System Requirements 8 Hardware 8 Software 9 Getting Help in ScanGear CS-U 10 Chapter 2 Installing ScanGear CS-U 11 Installing ScanGear CS-U 12 Installing ScanGear CS-U 13 Uninstalling ScanGear CS-U 19 Chapter 3 Simple Mode and - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 4
Chapter 6 Settings in the Windows Control Panel .....68 Opening Scanners and Cameras Properties 69 General Settings 71 Preferences Settings 72 Color Management Settings 74 Chapter 7 Troubleshooting 75 Pre-Scan Checklist 76 How to Avoid Problems 77 Troubleshooting Checklist 79 Glossary 85 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 5
1 chapter Top Page Glossary Contents Index Before You Begin Welcome to ScanGear CS-U System Requirements Getting Help in ScanGear CS-U 5 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 6
to Canon ScanGear CS-U 6.0 software for Windows. ScanGear CS-U 6.0 (hereafter referred to as ScanGear CS-U) will provide flexible, efficient image enhancement tools for scanning with your CanoScan D646U Scanner by providing an interface with a variety of TWAIN-compliant software applications. (TWAIN - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 7
with its toolbar, Preview Area, and tabs. However, some software applications may not open the ScanGear CS-U main window. When this occurs you cannot use the settings described in this user's guide because the host software application will provide the settings so you can change the image after - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 8
following scanner with ScanGear CS-U: CanoScan D646U. • IBM PC or its compatible on which Windows Me, Windows 98 or Windows 2000 Professional can run • Memory (RAM) required is determined by your system: 32 MB (64 MB or more recommended) • 10 MB of free disk space for ScanGear installation • Free - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 9
chapter 1 Before You Begin Top Page Glossary Contents Index Software • Microsoft® Windows® Me, Microsoft® Windows® 98 or Microsoft® Windows® 2000 Professional • TWAIN-compliant parent software application 9 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 10
chapter 1 Before You Begin Top Page Glossary Contents Index Getting Help in ScanGear CS-U For information about using ScanGear CS-U, open the on-line Help by clicking the Help button on the toolbar or in the dialog boxes. Click the Contents or Index tab to see if the topic you are looking for is - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 11
2 chapter Top Page Glossary Contents Index Installing ScanGear CS-U Installing ScanGear CS-U Uninstalling ScanGear CS-U 11 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 12
it before you install ScanGear CS-U 6.0. • With Windows 2000 Professional, ensure that you log on as an Administrator to install/uninstall the software. Note • If ScanGear CS-U has already been installed according to the instructions in the Getting Started guide that came with the scanner, there is - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 13
ScanGear CS-U Top Page Glossary Contents Index Installing ScanGear CS-U • Windows Millennium Edition (Me) After you have attached the scanner to the computer, have the CanoScan Setup CD-ROM at hand and follow the procedures below to install the driver software (ScanGear CS-U). If you use the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 14
uninstall ScanGear CS-U. If you use the multi language CanoScan Setup Utility CDROM. After you have attached the scanner to the computer, have the CanoScan Setup CD-ROM at hand and follow the procedures below to install the driver software (ScanGear CS-U). 1. Turn the computer on. 2. When the [Add - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 15
chapter 2 Installing ScanGear CS-U Top Page Glossary Contents Index 3. Place the CanoScan Setup Utility CD-ROM in the drive. 4. When the name of the scanner appears, click the [Next] button. The driver will begin to install. 8. When the [Windows has finished installing the new hardware device.] - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 16
ScanGear CS-U Top Page Glossary Contents Index • Windows 98 / Windows 2000 Professional Follow this procedure to install ScanGear CS-U. To perform this procedure you need CanoScan Setup Utility CD-ROM. 1. Connect the scanner and computer with the USB cable. Then turn on the computer. A brief - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 17
chapter 2 Installing ScanGear CS-U Top Page Glossary Contents Index 3. Confirm that the first button is selected (Search for the best driver for your device) and click the [Next] button. 4. Insert the CanoScan Setup Utility CD-ROM into the CD-ROM drive. 5. If you use the English version (uni- - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 18
the files. 7. When you are prompted to insert the Windows 98 CD-ROM, after clicking the [OK] button, click the [Browse] button . Specify the CanoScan Setup Utility CD-ROM drive as the file source, then click the [OK] button. 8. Click the [Finish] button to complete the installation procedure. 18 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 19
Place the CanoScan Setup Utility CD-ROM in the drive. 2. Click the [Uninstall the Software] button in the CD-ROM's menu window. 3. Click the [Uninstall ScanGear CS-U] button in the Uninstall menu window. 4. with Windows Me / 98 : Uninstallation procedure continues. with Windows 2000 : Scanners and - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 20
3 chapter Top Page Glossary Contents Index Simple Mode and Advanced Mode What are the Simple Mode and Advanced Mode? Simple Mode Main Window Advanced Mode Main Window 20 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 21
chapter 3 Simple Mode and Advanced Mode Top Page Glossary Contents Index What are the Simple Mode and Advanced Mode? 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 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 22
Modes simply by clicking a button. • In the Simple Mode main window, click the Advanced Mode button to open the Advanced Mode main window. • In the Advanced Mode main window, click the Simple Mode button to open the Simple Mode main window. If you change the settings in either the Simple Mode or - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 23
3 Simple Mode and Advanced Mode Top Page Glossary Contents Index Simple Mode Main Window 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 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 24
Mode Top Page Glossary Contents Index Advanced Mode Main Window 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 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 25
chapter 3 Simple Mode and Advanced Mode Top Page Glossary Contents Index If you select Black and White or Text Enhanced(OCR) for the Color Mode on the Main sheet, the Tone tab is replaced with the Halftone tab. 25 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 26
4 chapter Top Page Glossary Contents Index What is on the screen? Main Window Toolbar Scanning Buttons Simple Mode Main Window Advanced Mode Main Window 26 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 27
chapter 4 What is on the Screen? Top Page Glossary Contents Index Main Window Tool Bar Title Bar Setting Tab Preview Button Scan Button Clear Button Close Box Preview Area Status Area Window Resize Corner Mode Switching Button 27 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 28
chapter 4 What is on the Screen? Top Page Glossary Contents Index Toolbar Buttons on the toolbar help you to perform important tasks like, cropping images, moving images, zooming, and so on. Crop Button Click the Crop button and drag the pointer in any direction to draw a rectangle around the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 29
chapter 4 What is on the Screen? Top Page Glossary Contents Index Zoom Tool Button Click the Zoom Tool button and then click the left or right mouse button to change the size of the Preview image. • To increase the magnification of the image, click the Zoom Tool button then click the left mouse - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 30
chapter 4 What is on the Screen? Top Page Glossary Contents Index Rotate Right Button Click the Rotate Right button to rotate a scanned image right 90 degrees (clockwise). Click this button repeatedly to continue rotating the image right. Rulers Button Click the Rulers button to display a ruler in - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 31
the pre-scan operation. Scan Button Click the Scan button to scan the image on the scanner with any special effects or adjustments that have been applied and send the scanned image to the software application from which you launched the ScanGear CS-U. After you click the Scan button, the Scanning - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 32
chapter 4 What is on the Screen? Top Page Glossary Contents Index Simple Mode Main Window In the Simple Mode, only the Simple Mode sheet is available in the main window. Image Type When you select the Image Type based on how you intend to use the scanned image, the Color Mode and Resolution - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 33
intend to send by facsimile. •OCR (Text Enhanced(OCR), 300 dpi.): Use to scan pages of text that you intend to capture with an OCR software application. Color Mode Displays the Color Mode setting for the currently selected Image Type. And the Mode can be set to one of the settings - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 34
chapter 4 What is on the Screen? Top Page Glossary Contents Index • The Text Enhanced (OCR) and Grayscale selections require more time that the Black and White setting in order execution digitization of the scanned Note images. • Selecting the Color Mode setting automatically resets the Advanced - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 35
chapter 4 What is on the Screen? Top Page Glossary Contents Index Resolution 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 Type can be saved under a new name. Edit Image Type Button - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 36
chapter 4 What is on the Screen? Top Page Glossary Contents Index Paper Size Specifies the paper size of the image to be scanned. Changing the Paper Size clears the Preview area and clears all settings set with the Toolbar and Tone sheet buttons. Note • Business Card • Statement • B5 • Executive • - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 37
chapter 4 What is on the Screen? Top Page Glossary Contents Index Advanced Mode Main Window The Main Sheet Color Mode The Color Mode determines how the original will be scanned: Black and White, Grayscale, Color, etc.Click the down-arrow - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 38
image is scanned in color. • Text Enhanced (OCR) 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. • The Text Enhanced (OCR) and Grayscale selections require more time that the Black and - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 39
chapter 4 What is on the Screen? Top Page Glossary Contents Index Output Resolution Click the down-arrow and select one of the pre-set Resolution settings to set the resolution for the scanning job. The default setting is 75 dpi. Resolution can be set within the range of 25 dpi - 2400 dpi ( - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 40
to 4800, 7200 or 9600, the Scale value is set to 100%. Note • Scale setting sets the scale for the image sent to the parent software application and has no effect on the image displayed in the preview area. 40 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 41
The Tone sheet is displayed only when Color or Grayscale has been selected for Color Mode on the Advanced Mode Main sheet and when Canon ColorGear Color Matching is not selected for Color Setting in the Preferences settings. • Changing the Color Mode selection or clicking the Clear button restores - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 42
chapter 4 What is on the Screen? Top Page Glossary Contents Index Contrast/Brightness button Opens the Contrast/Brightness sheet and allows you to adjust the brightness and contrast of the entire image. Gamma button Opens the Gamma sheet and allows you to shift mid-tones so lighter colors are - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 43
chapter 4 What is on the Screen? Top Page Glossary Contents Index Common Buttons The Tone sheet settings are commonly set with the Load, Save, Reset and All Reset buttons described below. Load Button When Color Mode is set for Color, a user-saved file (*.adc) is opened and used for color - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 44
chapter 4 What is on the Screen? Top Page Glossary Contents Index Contrast/Brightness Sheet 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, - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 45
image, the sky might become lighter and the water darker, giving a better contrast to the image. The Monitor Gamma value is a reciprocal number of the Scanner Gamma value. Channel If you want to select one of the primary colors (RGB) for adjusting the gamma value, click the Channel down-arrow and - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 46
value or you can type the value directly into the boxes. Entering a value into either boxes of the scanner gamma or the monitor gamma will display a respective value in the other box. The allowed range of values are 0.10 to 10.00, inclusive. The - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 47
chapter 4 What is on the Screen? Top Page Glossary Contents Index Histogram Sheet 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. - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 48
chapter 4 What is on the Screen? Top Page Glossary Contents Index Eyedroppers (Black-point, Mid-point, White-point) 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, or drag one of the three - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 49
Click the down-arrow and select a setting from the drop-down list. These settings are designed to solve some of the most common problems with scanned images: overexposure, underexposure, or poor contrast: • No correction • Fix an image that is underexposed • Fix an image that is overexposed • Fix - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 50
chapter 4 What is on the Screen? Top Page Glossary Contents Index Editing a Special Tone Curve Directly In the Special Tone Curves graph you can edit the curve directly. 1. Click on the curve and drag each curve anchor point until the desired effect is achieved. 2. To remove an anchor point - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 51
chapter 4 What is on the Screen? Top Page Glossary Contents Index Here are some hints for editing curves: Note • Curve handles are drawn on a white background as a red dot to signify that they are editable. When the cursor is over the handle, it changes to a crosshair. • Curve end points can be - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 52
Halftone sheet is displayed only when Black and White or Text Enhanced(OCR) has been selected for the Color Mode on the Advanced Mode Main window. • If you selected Text Enhanced(OCR), you cannot make any changes on this sheet. • You can set only Threshold in this sheet. Note Halftoning Threshold - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 53
chapter 4 What is on the Screen? Top Page Glossary Contents Index The Scanner Sheet When you click on the Scanner tab (D646U) the Scanner sheet opens. Paper Size Specifies from the drop-down list the paper size of the image to be scanned. • Business Card • Statement • B5 • Executive • Letter • - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 54
is displayed here to inform you of the results. If a problem is reported after the test, use your scanner instructions to troubleshoot the problem. During the test, do not open the document cover of the scanner. Calibration Click this button to start calibration. Calibration is the adjustment - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 55
5 chapter Top Page Glossary Contents Index Scanning an Original Preparing for the Scanning Job Quick Start Previewing and Scanning an Original 55 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 56
check before you start scanning: • If you have not yet installed the parent software application you intend to use with the scanner and ScanGear CS-U, install the application. • Before you start scanning, make sure the scanner is connected correctly. • Always position the original squarely on the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 57
referenced page numbers provide more details about the steps below. If you need more information about a procedure, go to that page number. 1. Install ScanGear CS-U. (p.12) 2. Start ScanGear CS-U. (p.59, 64) 3. Set the original. 4. Select the desired Simple or Advanced mode and set the desired - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 58
chapter 5 Scanning an Original Top Page Glossary Contents Index 5. Preview the original. (p.62, 66) 6. Adjust image as required. (p.63, 67) 7. Set the scanning area. (p.63, 67) 8. Scan the document. (p.63, 67) 9. The image is processed. (For details, the application manual) 58 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 59
, see your scanner user's manual. Note 2. Start the software application you are going to use. (for example PhotoStudio 2000) 3. If other TWAIN driver is installed on your computer, you must choose this scanner. Click the [File] menu and select [Select Source], and select [CanoScan D646U] on the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 60
Start ScanGear CS-U as a TWAIN driver. The mothods for starting TWAIN drivers vary between application programs. For example of PhotoStudio 2000, click the [File] menu and select [Acquire]. See the respective manuals for other programs. 5. The ScanGear CS-U main window opens. If the Advanced Mode - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 61
-arrow for Image Type and select a setting from the drop-down list. (p.32) Your selection automatically sets the mode for the scanning job. Note 7. Review the settings you see below the Image Type selection (Color Mode, Resolution, Width, Height, Size, Paper Size). (p.33-36) If you are satisfied - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 62
the Preview button to pre-scan the image and display it in the Preview Area. When the amount of light of the lamp inside the scanner is insufficient, the message "Now adjusting lamp..." may be displayed. Wait as is, until the amount of light increases enough. If you click the [Cancel - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 63
mouse button. The area will be boxed in by a rectangle. 11. Click the Scan button to scan the image. The image is acquired in the software application. 12. Close the ScanGear CS-U window. You can edit or save the image with the application - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 64
on the scanner, see your scanner user's manual. Note 2. Start the software application you are going to use. 3. Confirm that your scanner is selected in the Select Source (or its equivalent) dialog box. (p.59) 4. Start ScanGear CS-U as a TWAIN driver. The mothods for starting TWAIN drivers vary - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 65
chapter 5 Scanning an Original Top Page Glossary Contents Index 5. The ScanGear CS-U main window opens. If the Simple Mode main window appears, click the Advanced Mode button. If you see an image in the Preview Area this means one of the preview settings has been switched - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 66
the Preview button to pre-scan the image and display it in the Preview Area. When the amount of light of the lamp inside the scanner is insufficient, the message "Now adjusting lamp..." may be displayed. Wait as is, until the amount of light increases enough. If you click the [Cancel - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 67
be boxed in by a rectangle. 12. After performing all the settings, click the Scan button to scan the image. The image is acquired in the software application. 13. Close the ScanGear CS-U window. You can edit or save the image with the application - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 68
6 chapter Top Page Glossary Contents Index Settings in the Windows Control Panel Opening Scanners and Cameras Properties General Settings Preferences Settings Color Management Settings 68 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 69
the Windows desktop click the Start button, point to Settings, and click Control Panel. 2. In the Control Panel window double-click the Scanners and Cameras icon. 3. In the Scanners and Cameras Properties window, click the name of the scanner, and click the Properties button. Windows Me Windows 98 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 70
Settings Top Page Glossary Contents Index 4. In the Properties window, click the appropriate tab (General, Preferences or Color validate the changes. 6. Click the OK button. The dialog is closed and the Scanners and Cameras properties dialog is activated. 7. Click the OK button. The setting are - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 71
Executing a Diagnostic Test Follow the procedure below to execute the scanner diagnostic test. 1. Click the Test Scanner button. The scanner diagnostic test begins. If the test detects no problems, a message will tell you that the scanner has passed the diagnostic test. 2. Click the OK button. You - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 72
driver user interface Some application softwares such as an OCR software will not display the ScanGear CS-U main window while scanning. With such application softwares softwares or such. •Canon ColorGear Color matching The adjustment is automatically made in order to make the colors of the scanner, - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 73
Index When you specify "Canon ColorGear Color Matching" setting time ScanGear CS-U is launched from the parent software application. •Automatically execute a preview This setting is launched, and an image of the original on the scanner is displayed in the Preview Area. •Display saved preview image - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 74
allows you to add or remove basic profiles for Canon ColorGear Color Matching. • 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. • If several profiles have been added, only the most - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 75
7 chapter Top Page Glossary Contents Index Troubleshooting Pre-Scan Checklist How to Avoid Problems Troubleshooting Checklist 75 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 76
Perform the checks on this short list before you begin troubleshooting specific problems. • Make sure that the ScanGear CS-U software was installed successfully. • Confirm that the cables between your computer and scanner are connected securely. • Before scanning or previewing, check that the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 77
chapter 7 Troubleshooting Top Page Glossary Contents Index How to Avoid Problems Here is some general advice on avoiding problems in your scanning jobs: • Start with the best possible original image to scan. • Select only the part of the image you want to scan. Preview - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 78
chapter 7 Troubleshooting Top Page Glossary Contents Index • If you are using OCR software, scan in Text Enhanced at 300 dpi or higher. • Take advantage of the preview feature and preview as much as you want before scanning. 78 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 79
Troubleshooting Checklist The scanner diagnostics test fails. Problem: Cause: Solution: The Scanner Diagnostics test, started with the Test Scanner button on the Scanner sheet, returns a Test Failed message. The scanning unit may not be in its home position. Close the ScanGear CS-U window guide - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 80
balance in the printer driver manually. Change the Gamma value setting of the printer driver. The software application cannot find the scanner. Problem: Cause: Solution: When trying to scan, an error message says the scanner cannot be found. Windows may not recognize your scanner. Make sure the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 81
start Windows. If not, connect the scanner. Then restart your computer. You may have chosen the wrong scanner source in your software application. Make sure you selected the correct scanner in the parent software application. For details, see your software application documentation for instructions - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 82
Troubleshooting Top Page Glossary Contents Index Scanning is too slow. Problem: Cause1: Solution: Cause 2: Solution: The scanner the System Properties dialog as described below. Windows 98/Me: (1) Right-click the [My Computer] icon on the Windows desktop. (2) Select [Properties] from the pop - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 83
chapter 7 Troubleshooting Top Page Glossary Contents Index Windows 2000: (1) Right-click the [My Computer] icon on the Windows desktop. (2) Click the [ [OK]. (8) Close the [Device Manager] window and click [OK] to close the [System Properties] window. (9) Restart the Computer. Please consult the - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 84
chapter 7 Troubleshooting Top Page Glossary Contents Index Parts of images are missing or not aligned. Problem: Cause: Solution: Some characters are missing from the image in the Preview Area, or the image is not aligned in the Preview Area. The page has been placed on the scanner improperly. - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 85
Top Page Glossary Contents Index Glossary 85 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 86
/ Brightness and Gamma settings. Automatic Preview When the automatic preview feature is switched on, the original on the scanner is pre-scanned immediately as ScanGear CS-U is launched from the parent software application. To switch this feature on and off, open the Preferences sheet for your - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 87
original image when it is displayed on the computer monitor, as well as printed on a color printer. Canon ColorGear Color Matching Canon's process of matching the color profile of the input device (scanner) with the color profile of the output device (monitor), to yield the most accurate color image - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 88
is a combination of the three. Color Matching The range of colors your scanner can see may not match the range of colors your video monitor can produce the color on your monitor and printer matches the colors scanned. See also Canon ColorGear Color Matching. Color Mode The type of scan used to scan - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 89
of an image. The Crop button on the ScanGear CS-U main window lets you select part of a preview image and re-preview or (Tone tabSpecial Tone Curves) Default The preset factory settings on hardware or software. Digitizing The process of converting an image into computer-usable (digital) information - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 90
to sample the Black-point, Mid-point, and Whitepoint areas in the previewed image. (Tone tab - Histogram) Full Platen The maximum scanning area on the scanner's document glass, 216 x 297 mm (width of U.S. Letter and length of A4 paper sizes). Gamma Curve The Gamma Curve lets you change the midtones - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 91
Glossary Top Page Glossary Contents Index Grayscale 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. Halftoning A method of simulating intermediate tones in black-and-white images by varying the patterns - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 92
. The Text Enhanced scan setting sharpens black and white contrast to assist in the accurate recognition of characters in OCR software. Optical resolution A scanner's resolution capability. See also dpi, Resolution. Output Dimensions The final dimensions of the scanned image, based on paper size - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 93
light while it was being photographed. Paper Size An option on the Scanner sheet that determines the initial scanning area. Business card, Statement, B5 image problems such as underexposure, overexposure, or low contrast. Preview Area The area located to the left of the ScanGear CS-U main window - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 94
with ScanGear CS-U is saved and displayed the next time ScanGear CS-U is launched from the parent software application. To switch this feature on and off, open the Preferences sheet for your scanner and click the button for "Display saved preview image". Proportion The ratio of width to height. When - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 95
Clicking the Scan button scans the original and sends it to the host software application. Scanner An input device that scans an original with a light source, and line at the lower border of the ScanGear CS-U main window which provides helpful information about the current image and settings. 95 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 96
the scanner. Text Enhanced(OCR) A feature used by ScanGear CS-U to increase the accuracy of text scans. When Text Enhanced is selected for the Color Mode, images are scanned as Grayscale (8 bits per pixel) and converted to Black and White (1 bit per pixel) using Canon ImageTrust processing software - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 97
Glossary Top Page Glossary Contents Index TWAIN TWAIN refers to an industry standard for transferring information from devices (such as a scanner or digital camera) to your computer. One interpretation of the acronym is "Technology Without An Interesting Name." Underexposed A dark photographic - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 98
Glossary Top Page Glossary Contents Index X and Y Axes The X and Y axes on the Tone sheet curve chart represent, respectively, the input image color and output image color. Zooming Enlarging an image or a selected part of the image in the preview window or in a graphics application. 98 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 99
Top Page Glossary Contents Index Index 99 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 100
86 Advanced Mode ... 21 Advanced Mode button ... 22 Advanced Mode Main Window ... 24, 37 All Reset button ... 43 Auto Crop ... 86 Brightness ... 44, 87 C Calibration ... 87 Canon ColorGear Color Matching ... 74, 87 Canon ImageTrust ... 87 CanoScan Setup Utility CD-ROM ... 16, 19 Channel ... 44, 45, - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 101
Sheet ... 52 Halftoning ... 91 Height ... 35, 91 Help Button ... 30 Histogram ... 91 Histogram button ... 42 Histogram Sheet ... 47 I Image Type ... 32 Install ... 12 K Keep Proportions button ... 40, 91 L Low contrast ... 91 M Magazine ... 36 Main Sheet ... 37 Mid-point ... 48, 92 Mid-tone ... 92 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 102
Preview at opening of ScanGear CS-U ... 73 When application hides the driver user interface ... 72 Preset Curves ... 93 Preview ... 62, 66 95 ScanGear CS-U main window ... 60, 65 Scanner ... 95 Scanner Gamma ... 46 Scanner Sheet ... 53 Test Scanner ... 54 Scanners and Cameras properties ... 69 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 103
Scanner... 54 Test Scanner button ... 96 Text Enhanced(OCR) ... 96 Threshold ... 52, 96 Title Bar ... 27 Tone Curve ... 96 Tone Sheet ... 41, 96 Tool Bar ... 27, 28, 96 Troubleshooting ... 75 TWAIN ... 97 TWAIN driver ratio ... 97 Window Resize Corner ... 27 Windows 2000 Professional ... 8 103 - Canon CanoScan D646U | CanoScan D646U ScanGear CS-U 6.0 for Win Guide - Page 104
CANON MEXICANA, S. de R.L. de C.V. Anillo Periferico Sur No. 4124, Torre Zafiro (II) Colonia Ex-Rancho de Anzaldo, Piso 5 y 6, Mexico D.F. Tel. (525) 5490-2000 CANON : Tél.01 4199 7070 CANON DEUTSCHLAND GmbH Postfach 528, 47705 Krefeld, Germany CANON- Hotline-Service Customer Support: (0 21 51) 349
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