Solving Network Problems; Solutions When Wireless Authentication Fails - Epson EB-770Fi User Manual

• If you connected a new device or changed any connections, make sure the CEC function is set for the
connected device. You may need to restart the device.
• Connect no more than three devices that support HDMI CEC at the same time.
• If you have connected a speaker or receiver, set the output to PCM.
Parent topic:
Related references
Input Signal Settings - Signal I/O Menu

Solving Network Problems

Check the solutions in these sections if you have problems using the projector on a network.

Solutions When Wireless Authentication Fails

Solutions When You Cannot Access the Projector Through the Web
Solutions When Network Alert E-Mails are Not Received
Solutions When the Image Contains Static During Network Projection
Solutions When You Cannot Connect Using Screen Mirroring
Solutions When the Image or Sound Contains Static When Using Screen Mirroring
Solutions When the Projected Screen is not Shared Correctly
Parent topic:
Solutions When Wireless Authentication Fails
If you cannot authenticate a wireless connection, try the following solutions:
• If the wireless settings are correct, but authentication fails, you may need to update the Date & Time
settings in the Management menu, if available.
• Check the Security settings and passphrase in the Network menu.
• If the access point security is WPA3-EAP, change the access point setting to WPA2/WPA3-EAP.
Parent topic:
Related references
Event ID Code List
Network Settings - Network Menu
Administration Settings - Management Menu
Solving Projector or Remote Control Operation Problems
Solving Problems
Solving Network Problems
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