Canon iX7000 Series On-Screen Manual page 453

Cannot Communicate With the Printer/Cannot Print from the Printer
>
Advanced Guide About Network Communication
from the Printer
Cannot Communicate With the Printer/Cannot Print from the
Printer
Cannot Communicate with the Printer After the Network Settings Are Changed
Cannot Communicate with the Printer with USB Connection
Cannot Communicate with the Printer over the Network
The Printer Cannot Be Detected in the Network
Cannot Communicate with the Printer After the Network Settings Are Changed
Wait until the IP address is assigned to the computer. You may need to restart your computer.
Search for the printer again after confirming a valid IP address is assigned to the computer.
Cannot Communicate with the Printer with USB Connection
Check 1: Make sure that the printer is turned on.
Check 2: Make sure that the USB cable is connected properly.
Refer to the setup manual of the printer to connect the USB cable properly.
Check 3: Do not start up the Canon IJ Network Tool while printing.
Check 4: Do not print while the Canon IJ Network Tool is running.
Check 5: Make sure that Enable bidirectional support is selected in the Ports
sheet of the properties dialog box of the printer driver.
Opening the Printer Properties Dialog Box (Windows)
Cannot Communicate with the Printer over the Network
Check 1: Make sure that the printer is turned on.
Check 2: Make sure that the LAN cable is connected properly.
Check 3: Make sure that the network settings of the computer are correct.
For the procedures to connect a network device to the computer and set them up, refer to the
manual of your network device or contact its manufacturer.
Check 4: Make sure that the firewall of the security software is disabled.
If the firewall function of your security software is turned on, a message may appear warning
that Canon software is attempting to access the network. If the warning message appears,
set the security software to always allow access.
If using any programs that switch the network environment, check their settings. Some
programs will enable a firewall by default.
Check 5: When using a router, connect the printer and computer to the LAN side
(same network segment).
The Printer Cannot Be Detected in the Network
Check 1: Make sure that the printer is turned on.
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Troubleshooting
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