Canon Pixma Mp540 User Guide

							Advanced Guide > Troubleshooting > Problems with Scanning
Problems with Scanning
Scanner Does Not Work
ScanGear (Scanner Driver) Does Not Start
Error Message Appears and the ScanGear (Scanner Driver) Screen Does Not Appear
Scan Quality (Image Displayed on the Monitor) Is Poor
Scanned Image Is Surrounded by Extra White Areas
Cannot Scan Properly with Multi Crop
Cannot Scan Properly in Auto Scan Mode
Slow Scanning Speed
There is not enough memory. Message Is Displayed
Computer Stops Operating during Scanning
Scanner Does Not Work After Upgrading Windows
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Page 701 of 758 pages Problems with Scanning
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Scanner Does Not Work
Scanner Does Not Work
Check: Restart the computer.
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Page 702 of 758 pages Scanner Does Not Work
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > ScanGear (Scanner Driver) Does Not Start
ScanGear (Scanner Driver) Does Not Start
Check 1: Make sure that the MP Drivers are installed.
Insert the Setup CD-ROM into the computers disc drive, then select Custom Install and install MP
Drivers.
Check 2: On the File menu of the application, select Select Source and
select the machine.
Important
Do not select the model name that includes WIA in it.
Note
The operation may differ depending on the application.
Check 3: Start from a TWAIN-compliant application.
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Page 703 of 758 pages ScanGear (Scanner Driver) Does Not Start
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Error Message Appears and the ScanGear (Scanner
Driver) Screen Does Not Appear
Error Message Appears and the ScanGear (Scanner Driver)
Screen Does Not Appear
Check 1: Make sure that the machine is turned on.
Check 2: Connect the USB cable to a different USB port on the computer.
Check 3: If the USB cable is connected to a hub, remove it from the hub
and connect it to a USB port on the computer.
Check 4: Make sure that the MP Drivers are installed.
If it is not installed, insert the Setup CD-ROM into the computers disc drive, then select Custom Install
and install MP Drivers.
Check 5: On the File menu of the application, select Select Source and
select the machine.
Note
The operation may differ depending on the application.
Check 6: Make sure that the application is TWAIN-compliant.
You cannot open ScanGear (scanner driver) from applications not supporting TWAIN.
Check 7: Exit ScanGear (scanner driver) if it is running on another
application.
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Page 704 of 758 pages Error Message Appears and the ScanGear (Scanner Driver) Screen Does N...
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Scan Quality (Image Displayed on the Monitor) Is Poor
Scan Quality (Image Displayed on the Monitor) Is Poor
Check 1: Increase the scanning resolution.
Resolution
Check 2: Set the scale to 100%.
Some applications do not display images clearly if the image is too small.
Check 3: If moire (stripe pattern) appears, take the following measures and
scan again.
On the Basic Mode tab of ScanGear (scanner driver), select Magazine(Color) in Select Source.
On the Advanced Mode tab of ScanGear (scanner driver), set Descreen in Image Settings to ON.
Image Settings
Important
If moire appears when you scan a digital print photo, take the above measures and scan again.
If you use MP Navigator EX, set Document Type to Magazine(Color) or enable Descreen in the Scan
Settings dialog box and scan again.
Scan Settings Dialog Box (Photos/Documents)
Check 4: Check the monitors color depth.
From the Start menu, select Control Panel > Appearance and Personalization > Adjust screen resolution
to open the Display Settings dialog box. Set the color depth to Medium (16 bit) or Highest (32 bit).
Windows XP:
From the Start menu, select Control Panel > Display to open the Display Properties dialog box. On
the Settings tab, set the color depth to Medium (16 bit) or Highest (32 bit).
Windows 2000:
From the Start menu, select Settings > Control Panel > Display to open the Display Properties dialog
box. On the Settings tab, set Colors to High Color (16 bit) or True Color (32 bit).
Check 5: The Platen or Document Cover may be dirty.
Clean the parts by following the procedures in Cleaning the Exterior of the Machine.
Check 6: If the document is in poor condition (dirty, faded, etc.), use
Reduce Dust and Scratches, Fading Correction, Grain Correction, etc. in
Image Settings on the Advanced Mode tab of ScanGear (scanner driver).
Image Settings
Check 7: If the color tone of images with consistent color tone (such as the
sky) is different from the original document, take the following measures
and scan again.
On the Advanced Mode tab of ScanGear (scanner driver), set Auto Tone in Image Settings to OFF.
Image Settings
Open the Preferences dialog box from the Advanced Mode tab of ScanGear (scanner driver) and set
Color Matching on the Color Settings tab.
Color Settings Tab
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Page 705 of 758 pages Scan Quality (Image Displayed on the Monitor) Is Poor
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Scanned Image Is Surrounded by Extra White Areas
Scanned Image Is Surrounded by Extra White Areas
Check: Specify the scan area.
Click  (Auto Crop) in ScanGear (scanner driver) to automatically set the scan area for your document.
You can also manually specify the scan area, for example when there are white margins along the
document.
Adjusting Cropping Frames
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Page 706 of 758 pages Scanned Image Is Surrounded by Extra White Areas
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Cannot Scan Properly with Multi Crop
Cannot Scan Properly with Multi Crop
Check 1: Make sure that the documents are placed correctly on the Platen.
Placing Documents
Check 2: Scan each item individually without using Multi Crop.
Some applications do not support multiple image scanning.
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Page 707 of 758 pages Cannot Scan Properly with Multi Crop
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Cannot Scan Properly in Auto Scan Mode
Cannot Scan Properly in Auto Scan Mode
Check 1: Make sure that the documents are placed correctly on the Platen.
Placing Documents
Check 2: Multiple image scanning may not be supported.
Some applications do not support multiple image scanning. In that case, scan each item individually.
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Page 708 of 758 pages Cannot Scan Properly in Auto Scan Mode
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > Slow Scanning Speed
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: Disable Fading Correction, Grain Correction, etc.
Image Settings
Check 3: In MP Navigator EX, deselect the Correct slanted document
checkbox and scan again.
Scan Settings Dialog Box
Check 4: In MP Navigator EX, deselect the Detect the orientation of text
documents and rotate images checkbox and scan again.
Scan Settings Dialog Box
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Page 709 of 758 pages Slow Scanning Speed
 
						

							Advanced Guide > Troubleshooting > Problems with Scanning > There is not enough memory. Message Is Displayed
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
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Page 710 of 758 pages There is not enough memory. Message Is Displayed