Canon N1240U - CanoScan Flatbed Scanner User Manual Download Page 81

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chapter 8

Troubleshooting

Glossary

Contents

Index

Pre-Scan Checklist

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 data source has been
selected. If your scanner does not appear as an option when you
select a source to scan from your imaging software, you have to install
ScanGear CS-U again.

Summary of Contents for N1240U - CanoScan Flatbed Scanner

Page 1: ...ScanGear CS U 6 2 for CanoScan N670U N676U N1240U Color Scanner User s Guide for Windows for Macintosh...

Page 2: ...rofessional or Macintosh screen designs are slightly different from this manual Microsoft and Windows are registered trademarks or trademarks of the Microsoft Corporation in the United States and othe...

Page 3: ...2 What are the Simple Mode and Advanced Mode 13 Switching Between the Simple and Advanced Modes 14 Simple Mode Main Window 15 Advanced Mode Main Window 16 Chapter 3 What is on the screen 18 Main Windo...

Page 4: ...Mode 66 Operations 66 Placing the Photos 68 Chapter 6 Settings in the Windows Control Panel Windows only 69 Opening Scanners and Cameras Properties 70 General Settings 72 Events Settings 73 Preference...

Page 5: ...5 Troubleshooting Glossary Contents Index chapter 1 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: ...your scanner Using ScanGear CS U you can preview and adjust an image before the image is scanned and acquired by the parent software application Normally when you start a scanning job you will see the...

Page 7: ...dows 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 10M...

Page 8: ...ly OS Mac OS 8 6 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 10MB When Installation or more Display 8...

Page 9: ...ScanGear CS U confirm that the scanner is correctly connected to the computer Windows Starting 1 Start the TWAIN compliant application software such as PhotoStudio or Photoshop If you have installed...

Page 10: ...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 cl...

Page 11: ...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 Macintosh For information...

Page 12: ...12 Troubleshooting Glossary Contents Index chapter 2 Simple Mode and Advanced Mode What are the Simple Mode and Advanced Mode Simple Mode Main Window Advanced Mode Main Window...

Page 13: ...Type setting which sets up the scanning job for you automatically You can accept the settings and start the scanning job or you can make small adjustments to the settings before you begin For routine...

Page 14: ...icking 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 Mod...

Page 15: ...oting 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 she...

Page 16: ...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 Use the setti...

Page 17: ...ntents Index If you select Black and White for the Color Mode on the Main sheet the Tone tab is replaced with the Halftone tab With Windows if you select Text Enhanced for the Color Mode on the Main s...

Page 18: ...18 Troubleshooting Glossary Contents Index 3 What is on the screen Main Window Toolbar Scanning Buttons Simple Mode Main Window Advanced Mode Main Window chapter...

Page 19: ...Glossary Contents Index Preview Button Scan Button Clear Button Preview Area Tool Bar Title Bar Window Resize Corner Close Box With Macintosh the Close Box locates in the top left of the window Settin...

Page 20: ...n image because you are pre scanning or scanning only the necessary section of the image not the whole area To un crop the image simply click outside the cropped area Move Image Button Use the Move Im...

Page 21: ...utton then click the right mouse button Windows click the mouse button while pressing Option key Macintosh on the magnified image Auto Crop Button After clicking the Crop button and drawing a rectangl...

Page 22: ...he image right Rulers Button Click the Rulers button to display a ruler in the Preview Area to help with sizing and cropping the image To select the gradations for rulers click the down arrow for Unit...

Page 23: ...utton to cancel 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 t...

Page 24: ...r you automatically for optimum scanning results Here is a summary of the available Image Type settings for the image Color Mode and Resolution Color Screen Color 75 dpi Use to scan the original as it...

Page 25: ...a graphic illustration Laser Printer Black and White 600 dpi Use to scan a black and white original that you intend to print on a black and white laser beam printer FAX Text Enhanced for Windows Black...

Page 26: ...canning 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 produ...

Page 27: ...he down arrow for Image Type and select Custom or select a previously saved custom selection and click the Edit Image Type button to open the Image Type Settings dialog box You can create and save up...

Page 28: ...rd Statement B5 Executive Letter A4 L Portrait L Landscape LL Portrait LL Landscape Postcard 6 x4 Full Platen Width Displays the width of the scanning area currently selected in the Preview Area You c...

Page 29: ...ou want ScanGear CS U to conduct moir reduction to improve the overall image quality Moir are dot patterns that interfere with processing images for professional use and are usually caused by poor dit...

Page 30: ...nned in black and white Grayscale The image is scanned in black and white but if the original is in color most of the colors will be shaded Color Photos The image is scanned in color Color Documents S...

Page 31: ...ult setting is 75 dpi Resolution can be set within the range of 25 dpi 2400 dpi entering a value into the entry box adjusted in increments of 1 dpi is also possible or values of 4800 7200 or 9600 can...

Page 32: ...To change the Width and Height settings click the Crop button on the toolbar and select a section of the image in the preview area or just type the desired dimensions into the Width and Height text bo...

Page 33: ...esolution changes according to the size setting here Width and Height Set the width and height of the image size after scan according to the Unit in the Selection options The initial values are the sa...

Page 34: ...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 A4 L Portrait L Landscape LL Portrait LL Landscape Postc...

Page 35: ...use and are usually caused by poor dithering resulting from scanning images from newspapers books magazines etc When the image would not be improved with Descreen try to switch the Unsharp Mask functi...

Page 36: ...large flecks of dirt or scratches it may leave artifacts after processing You can perform this function only when the previewed image appears With large dust and scratches the traces may remain after...

Page 37: ...tched to the original image as possible When you specify Canon ColorGear Color Matching or ColorSync Color Matching setting the Auto Tone button will be grayed out and the Tone sheet in the Advanced M...

Page 38: ...lor Mode to Color Photos The default setting is Off Preview at opening of ScanGear CS U Automatically execute a preview This setting switches the automatic preview feature on When this feature is sele...

Page 39: ...x if you want to save the tone tab settings although the preview area is refreshed by previewing a new image Quit Settings Automatically quit ScanGear CS U after scanning The initial setting is on che...

Page 40: ...re is no image in the Preview Area In this case the settings take effect on the next scanned image These are the Tone sheet buttons that open each tool chart and allow you to enhance images in the Pre...

Page 41: ...and darker colors are darkened 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 Special Tone Curves button O...

Page 42: ...Photos or Color Documents the user defined settings are saved to a file adc for color adjustment When Color Mode is set for Grayscale the user defined settings are saved to a file adg for color adjust...

Page 43: ...mage in the Preview Area changes to reflect the adjustment Channel If you want to select one of the primary colors RGB for adjusting the contrast or brightness click the Channel down arrow and select...

Page 44: ...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 subject s clothing all look the same By increasing the Scanner...

Page 45: ...g 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 shape of the tone cur...

Page 46: ...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 Channel...

Page 47: ...or drag one of the three triangles at the bottom of the graph to adjust the value The shape of the tone curve and histogram changes to reflect the current Histogram setting for the current Channel and...

Page 48: ...rimary colors RGB for adjustment or leave the setting at Master to adjust all the colors Select Special Curve Click the down arrow and select a setting from the drop down list These settings are desig...

Page 49: ...l 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 Drag the anchor point off the...

Page 50: ...to a curve by clicking anywhere in the curve box If you drag a point outside of a curve box it will be deleted from the curve and a new curve will form with the remaining points The x and y axes on th...

Page 51: ...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 black or white Drag t...

Page 52: ...52 Troubleshooting Glossary Contents Index chapter 4 Scanning an Original Preparing for the Scanning Job Quick Start Previewing and Scanning an Original...

Page 53: ...e application Before you start scanning make sure the scanner is connected correctly Always position the original squarely on the scanner platen with the image side down ScanGear CS U lets you correct...

Page 54: ...The referenced page numbers provide more details about the steps below If you need more information about a procedure go to that page number 1 Set the original on the Scanner 2 Start the application p...

Page 55: ...l Troubleshooting Glossary Contents Index 5 Preview the original p 59 63 6 Adjust image as required p 60 64 7 Specify the scanning area p 60 64 8 Scan the document p 60 64 9 The image is processed For...

Page 56: ...al procedure for previewing and scanning an original in the Simple Mode 1 Place the original on the scanner Note For details about positioning the original on the scanner see your scanner user s manua...

Page 57: ...CS U vary between application programs For example of PhotoStudio Windows Click the File menu and select Acquire Macintosh Click the File menu Acquire and ScanGear CS U 6 2 0 See the respective manua...

Page 58: ...Resolution Paper Size Width Height Size p 26 28 If you are satisfied with these settings go on to the next step Note On the Simple Mode sheet you click one of the flat buttons the black inverted trian...

Page 59: ...e preview area the zoomed image will appear coarse and it may not be possible to make fine selections or adjust image settings If you use the following method you can zoom in on a selected area only a...

Page 60: ...ck the Advanced Mode button then click the Tone tab to open the Tone Sheet p 40 9 Specify the scanning area Point to one corner of the area of the image that you want to scan Click the left mouse butt...

Page 61: ...ioning the original on the scanner see your scanner user s manual 2 Start the software application you are going to use With Windows Confirm that your dcanner is selected in the Select Souce or its eq...

Page 62: ...ents Index 4 The ScanGear CS U main window opens If the Simple Mode main window appears click the Advanced Mode button 5 In the Main sheet adjust the settings for the Color Mode Output Resolution Sele...

Page 63: ...on can be used to zoom in on the image in the preview area the zoomed image will appear coarse and it may not be possible to make fine selections or adjust image settings If you use the following meth...

Page 64: ...rner of the area of the image that you want to scan Click the left mouse button and while holding the mouse button down drag the mouse pointer to the opposite corner of the area you want to scan Relea...

Page 65: ...65 Troubleshooting Glossary Contents Index chapter 5 Multi Photo Mode Multi Photo Mode Placing the Photos...

Page 66: ...peration and makes the scanned images appear individually in a new window If you place the photo obliquely this function will make the adjustment automatically Operations 1 Place the photos on the sca...

Page 67: ...ly the same number times with the number of photos During these procedures do not open the document cover When the Multi Photo Mode scanning is finished the ScanGear CS U main window appears 6 Click t...

Page 68: ...d or manuscripted matter on white paper documents or business cards this function will not work correctly Keep more than 1 cm between the photos Keep more than 1 cm between the photos and the right le...

Page 69: ...shooting Glossary Contents Index chapter 6 Settingsinthe WindowsControlPanel Windows only Opening Scanners and Cameras Properties General Settings Events Settings Preferences Settings Color Management...

Page 70: ...Windows Control Panel Scanners and Cameras Properties dialog can be opened with the following procedures Be sure to close ScanGear CS U for this operation 1 On the Windows desktop click the Start but...

Page 71: ...ective sheet 5 Confirm that the settings are apropriate Otherwise make changes as necessary After the changes are made click the Apply button to validate the changes 6 Click the OK button The dialog i...

Page 72: ...diagnostic testing Test Scanner or Camera Follow the procedure below to execute the scanner diagnostic test 1 Click the Test Scanner or Camera button The scanner diagnostic test begins If the test de...

Page 73: ...CanoScan COPY Button CanoScan E MAIL Button or CanoScan SCAN Button Send to this application The list box provides the names all of the TWAIN compliant software applications which can be started when...

Page 74: ...this check box off disables the Start button on the scanner nothing will happen if the button is pressed Note The settings will become effective for the button for which the scanner events have been...

Page 75: ...the Color Mode setting cannot be changed In this setting sheet placing a check mark in the check box of Text Enhanced instead of B W will execute the scan in the Text Enhanced regardless of the appli...

Page 76: ...he Preview Area Display saved preview image This setting switches the preview image cache feature on When this feature is selected the image in the Preview Area is saved when ScanGear CS U is closed a...

Page 77: ...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 se...

Page 78: ...78 Troubleshooting Glossary Contents Index chapter 7 Uninstalling ScanGear CS U Uninstalling ScanGeat CS U Windows only...

Page 79: ...the CanoScan Setup Utility CD ROM Make sure the scanner is connected to the computer 1 Place the CanoScan Setup Utility CD ROM in the drive 2 Click Uninstall the Software in the CD ROM s menu window 3...

Page 80: ...80 Troubleshooting Glossary Contents Index chapter 8 Troubleshooting Pre Scan Checklist How to Avoid Problems Troubleshooting Checklist...

Page 81: ...ems 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 d...

Page 82: ...e a large amount of disk space Match your Color Mode to the output purpose If you are scanning text use the Text Enhanced mode or Black and White mode at 300 dpi or higher If you are scanning line art...

Page 83: ...Troubleshooting Glossary Contents Index If you are using OCR software scan in Text Enhanced mode or Black and White mode at 300 dpi or higher Take advantage of the preview feature and preview as much...

Page 84: ...t software application For details see your software application documentation for instructions Cause3 The scanner configuration file may have been changed Solution Uninstall ScanGear CS U p 79 then r...

Page 85: ...Resolution on the Main tab to not exceed the resolution of your printer Also check to see if there is enough memory available in your computer Before scanning quit other applications that are not in u...

Page 86: ...E ATA ATAPI Controllers 4 Select Primary IDE Channel right click it to show the pull down menu and select Properties 5 Click the Advanced Settings 6 In the Device 0 select DMA if available in the Tran...

Page 87: ...ppear different from the colors in the original image Cause1 The scanned colors need to be adjusted Solution Make sure the Apply button of Auto Tone is selected p 29 If further adjustments are necessa...

Page 88: ...of the image will be pre scanned in magnified view in the preview area The colors differ between the Preview and the Print Problem When printing the image its color differs from the one in the Preview...

Page 89: ...tings again Then make imaging and color adjustments as necessary The preview image is too small on the monitor Problem The image in the Preview Area is very small and cannot be viewed in the Preview A...

Page 90: ...90 Troubleshooting Glossary Contents Index Glossary...

Page 91: ...aunched from the parent software application To switch this feature on and off open the Preferences sheet for your scanner and click the button for Automatically execute a preview p 76 Bits and Bit De...

Page 92: ...efers to the adjustment of color processing for input and output devices on a computer so that the colors match throughout the process For example calibration ensures that the color image scanned on a...

Page 93: ...olor Mode The type of scan used to scan an image differentiated by the number of bits per pixel ScanGear CS U has the following Color Modes Color Photos Color Documents Grayscale Text Enhanced only fo...

Page 94: ...wed image and the available feature settings Curve file A file containing Special Tone Curve settings Tone tab Special Tone Curves Custom curves A user defined Special Tone Curve that may be saved in...

Page 95: ...l used to sample the Black point Mid point and White point 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...

Page 96: ...Histogram displays the distribution of bright and dark pixels for each color channel in the previewed image The Eyedropper tool on the histogram graph lets you redefine the tonal profile Keep Proport...

Page 97: ...when scanning more than 2 photos with a single operation and makes the scanned images appear individually in a new window If you place the photo obliquely this function will make the adjustment automa...

Page 98: ...n photographic image problems such as underexposure overexposure or low contrast Preview Area The area located to the left of the ScanGear CS U main window where the image is displayed before the scan...

Page 99: ...Dust and Scratches This function automatically detect and remove small flecks of dirt or scratches on photos Resolution The degree of detail translated into the number of pixels or dpi which a device...

Page 100: ...on can be saved as a file or converted to a text file using OCR software Scan Resolution A list of preset levels of detail expressed in dots per inch dpi for the scanned image available from the Resol...

Page 101: ...e The Threshold slider is on the Halftone sheet Adjust the Threshold value when you are scanning a grayscale or halftone original with the Black and White setting Tone Curve The curve displayed with t...

Page 102: ...n of Universal Serial Bus an interface for external devices connected to a computer and easilly used simply by plugging and unplugging the USB cable while the computer is switched on White point The l...

Page 103: ...s 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 th...

Page 104: ...104 Troubleshooting Glossary Contents Index Index...

Page 105: ...92 Canon ImageTrust 26 30 92 CanoScan Setup Utility CD ROM 79 Channel 43 44 46 48 92 Clear Button 19 23 Close Box 19 Close the ScanGear CS U 60 64 Color Channels 93 Color Management Settings 77 Color...

Page 106: ...on 41 Gamma Curve 95 Gamma Sheet 44 General Settings 72 Grayscale 26 30 96 H Halftone Sheet 51 Halftoning 51 96 Height 28 96 Help Button 22 Histogram 96 Histogram button 41 Histogram Sheet 46 I Image...

Page 107: ...19 98 Preview Button 19 23 Preview image cache 99 Print Size 33 Scale 33 Width and Height 33 Proportion 32 99 R Remove Dust and Scratches 36 99 Reset 47 Reset button 42 Resolution 27 99 Rotate Left 99...

Page 108: ...et 48 Start ScanGear CS U 57 61 Statement 28 34 100 Status Area 19 100 T Test Scanner 37 Test Scanner or Camera 72 Text Enhanced 26 30 101 Threshold 51 101 Title Bar 19 Tone Curve 48 101 Tone Sheet 40...

Page 109: ...MS INCORPORATED http www adobe com ARCSOFT INC http www arcsoft com SCANSOFT INC http www scansoft com CANON INC 30 2 Shimomaruko 3 chome Ohta ku Tokyo 146 8501 Japan CANON U S A INC Digital Home and...

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