Canon printer PIXMA MG7720 User Manual

Scanning Problems
Scanner Does Not Work
ScanGear (Scanner Driver) Does Not Start
Error Message Appears and the ScanGear (Scanner Driver) Screen Does Not
Appear
Cannot Scan Multiple Originals at One Time
Cannot Scan Properly with Auto Scan
Slow Scanning Speed
"There is not enough memory." Message Is Displayed
Computer Stops Operating during Scanning
Scanner Does Not Work after Upgrading Windows
Scanned Image Does Not Open
971 

Scanner Does Not Work
Check 1 Make sure that your scanner or printer 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 USB hub, remove it from the USB hub and
connect it to a USB port on the computer.
Check 4  Restart the computer.
972 

ScanGear (Scanner Driver) Does Not Start
Check 1 Make sure that MP Drivers is installed.
If not installed, install MP Drivers from the Setup CD-ROM or the web page.
Check 2  Select your scanner or printer on the application's menu.
Important

Error Message Appears and the ScanGear (Scanner Driver) ScreenDoes Not Appear
Check 1  Make sure that your scanner or printer is turned on.
Check 2  Turn off your scanner or printer, then reconnect the USB cable and replug the
power cord.
Check 3  Connect the USB cable to a different USB port on the computer.
Check 4  If the USB cable is connected to a USB hub, remove it from the USB hub and
connect it to a USB port on the computer.
Check 5  Make sure that MP Drivers is installed.
If not installed,...

Cannot Scan Multiple Originals at One Time
Check 1 Make sure that the items are placed correctly.
Positioning Originals (Scanning from Computer)
Check 2 Check if you can properly scan one item.
Some applications do not support multiple image scanning. In that case, scan each item individually.
975 

Cannot Scan Properly with Auto Scan
Check 1 Make sure that the items are placed correctly.
Positioning Originals (Scanning from Computer)
Check 2 Multiple item scanning may not be supported.
Some applications do not support multiple image scanning. In that case, scan each item individually.
976 

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  2QOLQH0DQXDO 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...

"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
978 

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  2QOLQH0DQXDO 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)....

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  2QOLQH0DQXDO for how to
delete MP Drivers.
Step 2: Uninstall IJ Scan Utility.