The Machine Stopped Working Suddenly

Check 1: Make sure that the machine is turned on.

Check 2: Make sure that the network settings in the machine are identical with those of the access point.

Refer to the instruction manual provided with the access point or contact its manufacturer to check the access point settings, and then modify the machine settings.

How to Set a WEP/WPA/WPA2 Key

Check 3: Make sure that the machine is not place as far away from the access point.

The access point is located indoors within the effective range for wireless communication. Locate the machine within 164 ft. / 50 m from the access point.

Check 4: Make sure that there is no obstruction.

Wireless communication between different rooms or floors is generally poor. Adjust the location of the devices.

Check 5: Make sure that there is no source of radio wave interference in your vicinity.

There may be a device such as a microwave oven using the same frequency bandwidth as the wireless station. Place the wireless devices as far away from the interference source as possible.

Check 6: 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 instruction manual of your network device or contact its manufacturer.

Check 7: Make sure that the radio status is good and adjust the installation positions while monitoring the radio status with IJ Network Tool.

Monitoring Wireless Network Status

Check 8: Make sure that the valid wireless channel is used.

The wireless channel to be used may be limited depending on wireless network devices installed in the computer. Refer to the instruction manual provided with your computer or your wireless network device to specify the valid wireless channel.

Check 9: Make sure that the channel set to the access point is valid to communicate with the computer, confirmed in Check 8.

If not, change the channel set to the access point.

Check 10: 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 11: When using a router, connect the printer and computer to the LAN side (same network segment).

Check 12: When the printer is connected to an AirPort Base Station via a LAN, use alphanumeric characters for the name of the network (SSID).

For placement:

Make sure that there is no barrier or obstacle between the access point and the machine.

Check 1: Make sure that the machine is turned on.

Check 2: Make sure that the LAN cable is connected properly.

Make sure that the machine is connected to the router with the LAN cable. If the LAN cable is loose, connect the cable properly.

If the LAN cable is connected to the WAN side of the router, the cable is connected to the LAN side of the router.

Check 1: Make sure that the network settings of the computer are correct.

For the procedures to set up the computer, refer to the instruction manual of your computer or contact its manufacturer.

Check 2: If the MP Drivers are not installed, install the MP Drivers.

Install the MP Drivers with the Setup CD-ROM.

Check 3: When using wireless LAN, make sure that access control is not set to the access point.

For the procedures to connect an access point and set it up, refer to the instruction manual of your access point or contact its manufacturer.

Note

• To check the MAC address or the IP address of the computer, see Checking the IP Address or the MAC Address of the Computer.