Verify the SSID (Network Name)
Check the printer Setting
Make sure that the machine is turned on.
Load a sheet of A4 or Letter-sized plain paper.
Flick the HOME screen, then tap
Setup.
Tap
Device settings.
Tap LAN settings.
Tap Confirm LAN settings.
Tap Print LAN details.
Tap Yes. The network configuration page is printed.
Check the SSID on the computer
- Click the Airport Icon

- Note the SSID name (the one with the check mark to the left).

- Compare this with the SSID from the the Wireless LAN setting list of the printer. If it is different , select (click) the same SSID as that of the printer.