Adjusting Scanned Images | Canon N650U, N656U, N1220U manual

STEP 3
Adjusting Scanned Images	35
Tone Adjustment	36
Histogram Settings	37
Tone Curve Settings	40
Brightness and Contrast Settings	43
Adjusting the Color Balance	45
Gamma Value Settings	46
Adjusting the Threshold Value	48
Auto Tone Correction	49
Unsharp Mask	50
Descreen	51
Saving/Recalling Settings	52
Scanning Techniques	54
Appendices	55
Troubleshooting	56
Error Messages	58
Glossary	59
Index	64
Canon Customer Support Help Desk	66

5

Image 5

Canon N650U, N656U, N1220U manual Adjusting Scanned Images

Contents

Users Guide When you open the box How to Make Best Use of the Manuals About the Conventions Used in this Guide How to Use this GuideWhere to Look Table of Contents Adjusting Scanned Images Operating Environment Installing Plug-in Module CS-U Image Size pp Control Panel Features E P Scanning Procedures See the Results of Adjustments Immediately Dynamic Preview Plug-in Module CS-U Special FeaturesGamma Curve Adjusts Image Brightness ColorSync Ver 2.0 + Compatible for Auto Tone Correction Quick Start Instructions Install Plug-in Module CS-UStart Plug-in Module CS-U Position materials for scanning and preview them Specify the Area of the Image to be Scanned Verify Image Quality with the Browser Function beforeClick on the Browser button Selection frame will appear Select the area to be scanned by clicking and dragging Save the Scanned Image p Scan the Image p E P RGB Values Displaying the Plug-in Module CS-U Control Panel Operating Procedures Place the original on the scanners document glass ProceduresPositioning Originals Click on the Preview button Previewing Selecting the Output Device Output Device Resolution= 720 dpi, Magnification= 100% Setting the Resolution and Magnification Set the desired magnification factor on the control panel To Set the Magnification Factor Black and White Setting the Scan ModeGrayscale Color Documents Select a scan mode from the pop-up menu Click the arrow beside Scan Mode To Verify the Image Verifying the Image before Scanning Use these buttons to rotate the image Rotating the Image Aspect Ratio Setting PreferencesOutput Device Preview Window Unit Close Plug-in After Scan Reset Default SettingsCalibration Operating Procedures Scanning Position the pointer in the preview window Setting the Scan Area Select the area you want to enlarge with the zoom function Procedures to ZoomZooming Click on the Zoom In button To Initiate the Scan ScanningSpecify the Scan Area Click on the Scan button Enter a name for the file and click the Save button Saving Scanned Images Color Photos and Color Documents Grayscale, Color Photos and Color DocumentsBlack & White Tone Adjustment Dialog Tone Adjustment How to Interpret Histograms Histogram Settings How to Adjust Histograms To Adjust a Histogram Shadow Mark Click on the OK button Manipulating the Graph Tone Curve Settings Click the OK button To Edit the Tone Curve Value = Relationship Between the Tone Curve Image Brightness Brightness Brightness and Contrast SettingsContrast To Adjust the Brightness and Contrast Operating Procedure Adjusting the Color Balance Gamma value Gamma Value SettingsMatching the Gamma Value to the Display Characteristics To Change the Gamma Value Settings To Set the Threshold Value Adjusting the Threshold Value To Set the Auto Tone Correction Auto Tone CorrectionStandard ColorSync Open the Image menu and select Unsharp Mask Unsharp Mask Open the Image menu and select Descreen Descreen Click the Save button Saving/Recalling SettingsTo Save Settings in a Settings File To Recall a Settings File Scanning Techniques Matching Scan Resolution to PurposeOptical and Enhanced Resolutions Appendices Troubleshooting Problem Scan button cannot be selected Error Message Error MessagesCause Response Auto Tone Correction GlossaryBits/Bit Numbers Black Eyedropper Tool Dot Color Channel Magnification HistogramImage File Resolution Optical ResolutionMoiré Pixel Shadows Scan ModeThreshold Value Tone Curve Output device 7, 11, 18, 25 IndexPage Canon Computer SYSTEMS, INC Canon Customer Support Help Desk OE-040AA 052000 CDS Canon Inc