Canon N656U, N1220U, N650U manual Problem Scan button cannot be selected

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Problem: Scan button cannot be selected

➤Solution 1: A scan cannot be performed if the scan area is set too small (less than 64 x 64 pixels). Increase the size of the scan area

➤Solution 2: A scan cannot be performed unless a scan area is specified. Specify a scan area

➤Solution 3: A scan cannot be performed if the required memory is larger than the free memory. Change the resolution (➜ p. 19) or scan area (➜ p. 30) until the required memory is lower

Problem: The “Insufficient Memory” error message appears when scanning

➤Solution 1: Select the smallest possible area and rescan

➤Solution 2: Lower the resolution and magnification settings for the output device to the lowest possible values (➜ p. 19)

➤Solution 3: Rescan after closing all the application programs other than the one used to start Plug-in Module CS-U

➤Solution 4: Rescan after you have restarted the application program used to start Plug-in Module CS-U

➤Solution 5: Quit the application program used to start Plug-in Module CS-U and increase the memory allocated to it. Restart the computer before rescanning. Please refer to the manual for the application program for the correct method for increasing its memory allocation

➤Solution 6: Increase the amount of RAM as required

Problem: The [Image] menu [ColorSync] option cannot be used in Plug-in Module CS-U

➤Solution: ColorSync is not recognized after Mac OS upgraded to Version 9 after Plug-in Module CS-U was installed onto Mac OS 8.5 or 8.6. Reinstall Plug-in Module CS-U (➜ p. 6)

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Contents Users Guide When you open the box How to Make Best Use of the ManualsHow to Use this Guide Where to LookAbout the Conventions Used in this Guide Table of Contents Adjusting Scanned Images Operating Environment Installing Plug-in Module CS-UImage Size pp Control Panel FeaturesE P Scanning ProceduresSee 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 CorrectionQuick Start Instructions Install Plug-in Module CS-UStart Plug-in Module CS-U Position materials for scanning and preview themSpecify 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 draggingSave the Scanned Image p Scan the Image pE P RGB Values Displaying the Plug-in Module CS-U Control PanelOperating Procedures Procedures Positioning OriginalsPlace the original on the scanners document glass Click on the Preview button PreviewingSelecting the Output Device Output Device Resolution= 720 dpi, Magnification= 100% Setting the Resolution and MagnificationSet the desired magnification factor on the control panel To Set the Magnification FactorBlack and White Setting the Scan ModeGrayscale Color DocumentsSelect a scan mode from the pop-up menu Click the arrow beside Scan ModeTo Verify the Image Verifying the Image before ScanningUse these buttons to rotate the image Rotating the ImageSetting Preferences Output DeviceAspect Ratio Preview Window UnitReset Default Settings CalibrationClose Plug-in After Scan Operating Procedures Scanning Position the pointer in the preview window Setting the Scan AreaProcedures to Zoom ZoomingSelect the area you want to enlarge with the zoom function Click on the Zoom In button To Initiate the Scan ScanningSpecify the Scan Area Click on the Scan buttonEnter a name for the file and click the Save button Saving Scanned ImagesGrayscale, Color Photos and Color Documents Black & WhiteColor Photos and Color Documents Tone Adjustment Dialog Tone AdjustmentHow to Interpret Histograms Histogram SettingsHow to Adjust Histograms To Adjust a HistogramShadow Mark Click on the OK buttonManipulating the Graph Tone Curve SettingsClick the OK button To Edit the Tone CurveValue = Relationship Between the Tone Curve Image BrightnessBrightness and Contrast Settings ContrastBrightness To Adjust the Brightness and Contrast Operating Procedure Adjusting the Color BalanceGamma Value Settings Matching the Gamma Value to the Display CharacteristicsGamma value To Change the Gamma Value Settings To Set the Threshold Value Adjusting the Threshold ValueTo Set the Auto Tone Correction Auto Tone CorrectionStandard ColorSyncOpen the Image menu and select Unsharp Mask Unsharp MaskOpen the Image menu and select Descreen DescreenSaving/Recalling Settings To Save Settings in a Settings FileClick the Save button To Recall a Settings File Matching Scan Resolution to Purpose Optical and Enhanced ResolutionsScanning Techniques Appendices Troubleshooting Problem Scan button cannot be selected Error Message Error MessagesCause ResponseAuto Tone Correction GlossaryBits/Bit Numbers Black Eyedropper ToolDot Color ChannelHistogram Image FileMagnification Resolution Optical ResolutionMoiré PixelShadows Scan ModeThreshold Value Tone CurveOutput device 7, 11, 18, 25 IndexPage Canon Computer SYSTEMS, INC Canon Customer Support Help DeskOE-040AA 052000 CDS Canon Inc