Canon Pro-1000 series Online Manual page 568

• In Windows Vista, right-click "Canon XXX series" icon (where "XXX" is your printer's name), and then
select Properties.
4. Click Ports tab to check port settings.
Make sure a port named "USBnnn" (where "n" is a number) with "Canon XXX series" appearing in Printer
column is selected for Print to the following port(s).
• If setting is incorrect:
Reinstall the printer driver from the Setup CD-ROM or the Canon website.
• Printing does not start even though the printer is connected to the computer using a USB cable and the
port named "USBnnn" is selected:
In Windows 8.1 or Windows 8, select My Printer on Start screen to start My Printer. If My Printer is
not displayed on Start screen, select Search charm, and then search for "My Printer".
Set the correct printer port on Diagnose and Repair Printer. Follow the on-screen instructions to set
the correct printer port, and then select your printer's name.
In Windows 7 or Windows Vista, click Start and select All programs, Canon Utilities, Canon My
Printer, Canon My Printer, and then select Diagnose and Repair Printer. Follow the on-screen
instructions to set the correct printer port, and then select your printer's name.
If the problem is not resolved, reinstall the printer driver from the Setup CD-ROM or the Canon website.
Is print data extremely large? (Windows)
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Click Print Options on Page Setup sheet of the printer driver. Then make sure Prevention of Print Data Loss
is set to On (Weak) in the dialog that appears.
If printing does not start even though Prevention of Print Data Loss is set to On (Weak), set it to On (Strong)
and start printing again.
* This may reduce print quality.
If printing from your computer, restart computer.
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