Canon Pixma Mx492 User Guide
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Slow Scanning Speed Check 1 To view the image on a monitor, set the output resolution to around 150 dpi. To print, set it to around 300 dpi. Resolution Check 2 Set Fading Correction , Grain Correction , etc. to None. Refer to "Image Settings" for your model from Home of the Online Manual for details. Check 3 In IJ Scan Utility, deselect the Correct slanted text document / Detect the orientation of text document and rotate image checkbox and scan again. Settings (Document Scan) Dialog Box Settings (Custom Scan) Dialog Box 851
"There is not enough memory." Message Is Displayed Check 1 Exit other applications and try again. Check 2 Reduce the resolution or output size and scan again. Resolution 852
Computer Stops Operating during Scanning Check 1 Restart the computer, reduce the output resolution in ScanGear (scanner driver) and scan again. Refer to "Output Settings" for your model from Home of the Online Manual for details. Check 2 Delete unnecessary files to obtain sufficient free hard disk space, then scan again. Error message may appear if there is not enough hard disk space to scan and save, when the image size is too large (such as when scanning a large item at high resolution). Check 3 In Folder to Save Temporary Files of IJ Scan Utility, specify a folder on a drive with sufficient free space. Settings (General Settings) Dialog Box Check 4 Multiple devices may be connected to USB ports. Disconnect devices other than your scanner or printer. 853
Scanner Does Not Work after Upgrading Windows Check Disconnect the USB cable, then uninstall (delete) and reinstall MP Drivers and IJ Scan Utility. Step 1: Uninstall MP Drivers. Refer to "Deleting the Unnecessary MP Drivers" for your model from Home of the Online Manual for how to delete MP Drivers. Step 2: Uninstall IJ Scan Utility. • Windows 8.1/Windows 8: 1. Click the Settings charm > Control Panel > Programs > Programs and Features . 2. Double-click Canon IJ Scan Utility . 3. When a confirmation appears, click Yes. 4. When uninstallation is complete, click OK. IJ Scan Utility is deleted. Note • In Windows 8.1 and Windows 8, a confirmation/warning dialog box may appear when installing, uninstalling, or starting up software. This dialog box appears when administrative rights are required to perform a task. If you are logged on to an administrator account, follow the on-screen instructions. • Windows 7/Windows Vista: 1. From the Start menu, select Control Panel > Programs > Programs and Features . 2. Double-click Canon IJ Scan Utility . 3. When a confirmation appears, click Yes. 4. When uninstallation is complete, click OK. IJ Scan Utility is deleted. Note • In Windows 7 and Windows Vista, a confirmation/warning dialog box may appear when installing, uninstalling, or starting up software. This dialog box appears when administrative rights are required to perform a task. If you are logged on to an administrator account, follow the on-screen instructions. • Windows XP: 1. From the Start menu, select Control Panel > Add or Remove Programs . 2. Select Canon IJ Scan Utility , then click Change/Remove . 3. When a confirmation appears, click Yes. 4. When uninstallation is complete, click OK. IJ Scan Utility is deleted. 854
Step 3: Reinstall MP Drivers and IJ Scan Utility. Reinstall MP Drivers and IJ Scan Utility from the Setup CD-ROM or the web page. 855
Scanned Image Does Not Open Check If the data format is not supported by the application, scan the image again and select a popular data format such as JPEG when saving it. Refer to the application's manual for details. If you have any questions, contact the manufacturer of the application. 856
Scan Results Not Satisfactory Scan Quality (Image Displayed on the Monitor) Is Poor Scanned Image Is Surrounded by Extra White Areas Cannot Scan at the Correct Size Position or Size of the Image Cannot be Detected Correctly When Scanning from the Operation Panel Item Is Placed Correctly, but the Scanned Image Is Slanted Scanned Image Is Enlarged (Reduced) on the Computer Monitor 857
Scan Quality (Image Displayed on the Monitor) Is Poor Check 1 If the image is jagged, increase the scanning resolution, or select TIFF or PNG in Data Format of the Settings dialog box. Resolution Settings Dialog Box Check 2 Set the display size to 100 %. Some applications do not display images clearly if the display size is too small. Check 3 If moire (stripe pattern) appears, take the following measures and scan again. • Set one of the following settings in the Settings (Document Scan) dialog box, Settings (Custom Scan) dialog box, or Settings (Scan and Stitch) dialog box of IJ Scan Utility, then scan from the IJ Scan Utility main screen. ◦ Set Select Source to Magazine and set Color Mode to Color ◦ Select the Reduce moire checkbox in Image Processing Settings Settings (Document Scan) Dialog Box Settings (Custom Scan) Dialog Box Settings (Scan and Stitch) Dialog Box • On the Basic Mode tab of ScanGear (scanner driver), select Magazine (Color) in Select Source . Refer to "Basic Mode Tab" for your model from Home of the Online Manual for details. • On the Advanced Mode tab of ScanGear, set Descreen in Image Settings to ON . Refer to "Image Settings" for your model from Home of the Online Manual for details. Note • If moire appears when you scan a digital print photo, take the above measures and scan again. Check 4 Check the monitor's color depth. Refer to Help of Windows or the monitor's manual for details on how to check the monitor's color depth. Check 5 Clean the platen and document cover. Check 6 If the document is in poor condition (dirty, faded, etc.), then set Reduce Dust and Scratches , Fading Correction , Grain Correction , etc. in Image Settings on the Advanced Mode tab of ScanGear. Refer to "Image Settings" for your model from Home of the Online Manual for details. Check 7 If the color tone of images is different from the original document, take the following measures and scan again. 858
•On the Advanced Mode tab of ScanGear, set Image Adjustment in Image Settings to None . Refer to "Image Settings" for your model from Home of the Online Manual for details.• On the Color Settings tab in the Preferences dialog box of ScanGear, set Color Matching. Refer to "Color Settings Tab" for your model from Home of the Online Manual for details. 859
Scanned Image Is Surrounded by Extra White Areas Check Specify the scan area. Click (Auto Crop) in whole image view of ScanGear (scanner driver) to automatically display the cropping frame (scan area) according to the item size. You can also manually specify the scan area in thumbnail view or when there are white margins along the item (for example, in photos), or when you want to create custom cropping frames. Adjusting Cropping Frames in the Image Stitch Window Note • Refer to "Adjusting Cropping Frames (ScanGear)" for your model from Home of the Online Manual for how to adjust cropping frames with ScanGear (scanner driver). 860