HP Color LaserJet Pro MFP M478-M479 User Guide - Page 179
Solve wireless network problems, Introduction, Wireless connectivity checklist
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Solve wireless network problems To resolve network issues, try these steps in the order presented. ● Introduction ● Wireless connectivity checklist ● The printer does not print after the wireless configuration completes ● The printer does not print, and the computer has a third-party firewall installed ● The wireless connection does not work after moving the wireless router or printer ● Cannot connect more computers to the wireless printer ● The wireless printer loses communication when connected to a VPN ● The network does not appear in the wireless networks list ● The wireless network is not functioning ● Perform a wireless network diagnostic test ● Reduce interference on a wireless network Introduction Use the troubleshooting information to help resolve issues. NOTE: To determine whether Wi-Fi Direct printing is enabled on your printer, print a configuration page from the printer control panel Wireless connectivity checklist Review the following information to check wireless connectivity. ● Verify that the network cable is not connected. ● Verify that the printer and the wireless router are turned on and have power. Also make sure that the wireless radio in the printer is turned on. ● Verify that the service set identifier (SSID) is correct. Print a configuration page to determine the SSID. If you are not sure the SSID is correct, run the wireless setup again. ● With secured networks, verify that the security information is correct. If the security information is incorrect, run the wireless setup again. ● If the wireless network is working correctly, try accessing other computers on the wireless network. If the network has Internet access, try connecting to the Internet over a wireless connection. ● Verify that the encryption method (AES or TKIP) is the same for the printer as it is for the wireless access point (on networks using WPA security). ● Verify that the printer is within the range of the wireless network. For most networks, the printer must be within 30 m (100 ft) of the wireless access point (wireless router). ENWW Solve wireless network problems 167