Canon imagePROGRAF GP-4000 - Manual (Page 791)

Cannot Find Printer while Using Wi-Fi
Check 1 Make sure printer is turned on.
If not, make sure the printer is securely plugged in and press ON button to turn on.
The ON lamp flashes while the printer is initializing. Wait until the ON lamp stops flashing and remains lit.
Check 2 Check the network status on the touch screen.
If the icon is displayed, Wi-Fi is disabled.
Set Enable/disable Wi-Fi in the touch screen menu to Enable .
If the icon is displayed, see Check 3 or later checking items to make sure whether printer setup is
complete or the settings of wireless router to connect are correct.
Check 3 Make sure printer setup is complete on the computer.
If it is not, perform setup.
• For Windows: •
Perform setup using the Setup CD-ROM or from Setup Guide.
• For macOS: •
Perform setup from Setup Guide.
Note
• IJ Network Device Setup Utility allows you to diagnose and repair the network status. •
Select the link below to download IJ Network Device Setup Utility and install it.
Checking Printer Connection Status Using IJ Network Device Setup Utility
Check 4 Make sure 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.
To check the settings of the wireless router, refer to the instruction manual provided with it or contact its
manufacturer.
Note
• Use 2.4 GHz frequency band to connect to a wireless router. Match the SSID set for the printer with that for
2.4 GHz frequency band of the wireless router.
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