Canon imagePROGRAF TA-20 MFP 24" Large Format Printer with L24ei Scanner and Stand Kit - Manual (Page 698)

Printer Suddenly Stopped Working for Some Reason
Cannot Connect to a Printer after Network Configuration Changes
Cannot Connect to a Printer via Wireless LAN (Wi-Fi)
Cannot Connect to a Printer through Wireless Direct
Cannot Connect to a Printer via Wired LAN
Cannot Print through Network
Cannot Connect to a Printer after Network Configuration Changes
It may take a while for the computer to obtain an IP address, or you may need to restart your computer.
Make sure the computer has obtained a valid IP address, and try again to find the printer.
Cannot Connect to a Printer via Wireless LAN (Wi-Fi)
Check1 Check the power status of printer and devices (e.g. wireless router or
computer) connected to the network.
Turn on the printer or devices.
If the power is already turned on, turn it off and on again.
It may be necessary to resolve wireless router problems (e.g. update interval of a key, problems of DHCP
update interval, energy saving mode, etc.) or to update the wireless router firmware.
For details, contact the manufacturer of your wireless router.
Check2 Can you view any web pages on your computer?
Make sure your computer is connected to the wireless router properly.
For more on checking computer settings or connection status, see the instruction manual supplied with the
computer or contact the manufacturer.
Check3 Is the printer connected to the wireless router?
Use the icon on the touch screen to check the connection status between the printer and wireless router. If the
icon is not displayed, Wi-Fi is disabled. Turn on wireless communication on the printer.
Check4 Make sure the printer and wireless router network settings match.
Make sure the network settings of the printer (e.g. wireless router name, SSID, network key, etc.) are identical
with those of the wireless router.
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