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228
12 Troubleshooting
Wireless Problems
Wi-Fi Direct Problems
Problem
Action
Cannot set up wireless
connection.
Check to ensure that [Wi-Fi] is enabled.
Refer
For details, refer to "[Wi-Fi Settings]" (P.127).
The firewall on your computer may be blocking communication
with your machine. Disable the firewall on your computer.
Unable to set up wireless
connection with WPS.
Make sure that the security settings of the access point or
wireless router is WPA or WPA2. WEP is not supported on WPS.
Make sure that the access from the MAC address of the machine
is not restricted on your access point or wireless router.
Refer
For details on the operations of your access point or wireless router,
see the manual supplied with the access point or wireless router.
Unable to set up wireless
connection with WPS (push
button method).
Press the WPS button on the access point or wireless router
within 2 minutes after starting the WPS operation on the
machine.
Refer
For details about the access point or wireless router, see the manual
supplied with the access point or wireless router.
Unable to set up wireless
connection with WPS (PIN
code method).
Make sure that you have entered the correct PIN on the access
point or wireless router.
Refer
For details about how to enter the PIN code, see the manual
supplied with the access point or wireless router.
The network mode of the
machine cannot be set to an
Ad-hoc mode.
Check to ensure that [Wi-Fi Direct] is disabled.
Refer
For details on settings, refer to "[Wi-Fi Direct]" (P.128).
Problem
Action
The mobile device cannot
discover the machine.
The machine may be connected to another mobile device via Wi-
Fi Direct. Disconnect the machine and the mobile device.
Refer
For details, refer to "Disconnecting the Mobile Device From the Wi-
Fi Direct Network" (P.110).
Unable to connect the mobile
device with the machine.
When connecting to the machine using the Wi-Fi Direct feature of
an Android device, set the machine's [Group Role] to [Group
Owner].
Refer
For details on settings, refer to "[Wi-Fi Direct]" (P.128).