If the Event ID option on the Info menu displays a code number, check this list of Event ID codes for the solution to the projector problem associated with the code.
| Event ID code | Cause and solution |
|---|---|
| 0020 | A screen mirroring communication error has occurred. Turn the projector off and on again, or restart the network software. |
| 0026 | |
| 0032 | |
| 0036 | |
| 0037 | |
| 0021 | Failed to start Screen Mirroring. Turn the projector off and on again. |
| 0022 | Unstable screen mirroring communication. Check the network communication status, wait a few moments, and try connecting to the network again. |
| 0027 | |
| 0028 | |
| 0029 | |
| 0030 | |
| 0031 | |
| 0035 | |
| 0023 | Connection failed. If you see the PIN entry screen on your computer, enter the PIN code displayed on the Screen Mirroring standby screen or at the bottom right of the projected image. If this does not solve the problem, restart the projector and the connected devices, and then check the connection settings. |
| 0024 | |
| 0025 | |
| 0038 | Wireless LAN system mismatch. Check the wireless LAN system for the mobile device and the projector, and then reconnect. |
| 0042 | |
| 0041 | Connection failed. Delete the recorded projector information on your computer and try connecting again. |
| 0043 | The video format is not supported. Change the resolution of the mobile device, and then reconnect. Or change the Adjust Image Quality setting for the projector, and then reconnect. |
| 0432 | The network software did not start. Turn the projector off and then on again. |
| 0435 | |
| 0434 | Unstable network communication. Check the network communication status, wait a few moments, and try connecting to the network again. |
| 0481 | |
| 0482 | |
| 0485 | |
| 0433 | Cannot display the transferred images. Restart the network software. |
| 0484 | Communication with computer was disconnected. Restart the network software. |
| 0483 | The network software quit unexpectedly. Check the network communication status, then turn the projector off and then on again. |
| 04FE | |
| 0479 | A projector system error has occurred. Turn the projector off and then on again. |
| 04FF | |
| 0891 | Cannot find the SSID (network name). Make sure your computer and projector are connected to your access point's current SSID. |
| 0892 | The WPA/WPA2 authentication type does not match. Make sure the wireless network security settings are correct. |
| 0893 | The WEP/TKIP encryption type does not match. Make sure the wireless network security settings are correct. |
| 0894 | Communication with unauthorized access point was disconnected. Contact your network administrator. |
| 0898 | 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. |
| 0899 | 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. |
| 089A | 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. |
| 089B | EAP server authentication failed. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. |
| 089C | EAP client authentication failed. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. |
| 089D | Key exchange failed. Check the wireless LAN security settings and make sure that the security certificate is installed correctly. |
| 0920 | The internal battery that saves the projector's date and time settings is running low. Contact Epson for help. |
| 0B01 | 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. |
| 0BFF | An error has occurred in the whiteboard function. Restart the projector. |