Cannot Use the Printer on Replacing a Wireless Router or Changing Its Settings
When you replace a wireless router, perform network setup of the printer again.
Perform network setup again with the Setup CD-ROM or perform it again according to the instructions on our website.
If the problem is not resolved, see below.
Cannot Communicate with the Printer after Applying MAC/IP Address Filtering or Entering an Encryption Key to the Wireless Router
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Check1 Confirm the wireless router setting.
Refer to the instruction manual provided with the wireless router or contact its manufacturer to confirm the wireless router setting. Make sure that the computer and the wireless router can communicate with each other under this setting.
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Check2 If you are performing MAC address filtering or IP address filtering at the wireless router, confirm that the MAC address or IP address for both the computer or the network device and the printer are registered.
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Check3 If you are using a WEP or WPA/WPA2 key, make sure that the encryption key for the computer or the network device and the printer matches that set to the wireless router.
Besides the WEP key itself, the key length, key format, the key ID to use, and the authentication method must match among the printer, the wireless router, and the computer.
Normally, select Auto for the authentication method. If you want to specify the method manually, select Open System or Shared Key according to the setting of the wireless router.
When Encryption Is Enabled, Cannot Communicate with the Printer after the Encryption Type Was Switched on the Wireless Router
If the printer cannot communicate with the computer after the encryption type of the printer was switched, make sure that encryption types for the computer and the wireless router matches that set to the printer.
