Canon MP450 Mode D'Emploi
114
Chapter 11
Troubleshooting
Problems With Scanning
Scanner Won't Work
ScanGear MP Won't Start
Computer Stops Operating During Scanning
Cause
Action
Machine is not identified.
Restart the computer. It may solve the problem. Then confirm that the
machine is identified.
machine is identified.
Cause
Action
Scanner driver (ScanGear MP) is not
installed.
installed.
Set the “Setup CD-ROM” in your computer and install ScanGear MP.
Machine may not be selected.
Select your machine following the directions in Scanning with ScanGear
MP in Initiating a Scan.
MP in Initiating a Scan.
The application program used does
not support calling up ScanGear MP.
not support calling up ScanGear MP.
Start ScanGear MP from within a TWAIN-compatible program.
An error message appears and the
ScanGear MP window fails to
appear.
ScanGear MP window fails to
appear.
z
Reattach the USB cable. Only use a certified USB 2.0 Hi-Speed cable.
z
Attach the USB cable to a different USB port on the computer itself (not
a hub).
a hub).
z
If a USB hub is used for the connection, do not use it. Attach the cable
directly to a USB port on the computer itself (not the hub).
directly to a USB port on the computer itself (not the hub).
z
The machine may not be selected. Select your machine following the
directions in Scanning with ScanGear MP in Initiating a Scan.
directions in Scanning with ScanGear MP in Initiating a Scan.
z
Be sure to start ScanGear MP from within a TWAIN-compatible
program.
program.
Cause
Action
Output Resolution set too high.
Reboot the computer, lower the Output Resolution and rescan.
Insufficient hard disk space.
z
Reset and reboot the computer, delete unnecessary files and
application programs, and rescan.
application programs, and rescan.
z
Open ScanGear MP from within the application program, click the
[Preferences] button in Advanced Mode, and change the folder listed in
the [Select Folder Where Temporary Files are Saved] category to one
on a disk with sufficient free space.
[Preferences] button in Advanced Mode, and change the folder listed in
the [Select Folder Where Temporary Files are Saved] category to one
on a disk with sufficient free space.
Multiple devices connected to the
USB port.
USB port.
Disconnect all other devices but the machine from the port.