Epson BrightLink 697Ui Users Guide - Page 298
make sure that the security certificate is installed correctly.
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Event ID code 0483 04FE 0479 04FF 0891 0892 0893 0894 0898 0899 089A 089B 089C 089D 0B01 Cause and solution The network software quit unexpectedly. Check the network communication status, then turn the projector off and then on again. A projector system error has occurred. Turn the projector off and then on again. Cannot find the SSID (network name). Make sure your computer and projector are connected to your access point's current SSID. The WPA/WPA2 authentication type does not match. Make sure the wireless network security settings are correct. The TKIP/AES encryption type does not match. Make sure the wireless network security settings are correct. Communication with unauthorized access point was disconnected. Contact your network administrator. Failed to acquire DHCP address. Make sure the DHCP server is operating correctly. If you are not using DHCP, turn off the DHCP setting in the Network menus. A communication error has occurred. Try restarting the network software and restarting your projector. If that does not solve the problem, contact Epson for help. The EAP authentication type does not match the network. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. EAP server authentication failed. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. EAP client authentication failed. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. Key exchange failed. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. The internal storage could not be detected correctly. Turn off the projector and disconnect the power cord, then reconnect the power cord and turn the projector back on. The internal storage is recovered when the projector is turned on and all of the Whiteboard Settings menu items are returned to the default settings. The template information, address book, and shared whiteboard connection logs saved in the internal storage are deleted. If that does not solve the problem, contact Epson for help. 298