Epson PowerLite 4650 Operation Manual page 72

• To prevent malfunctions, use a category 5 or higher shielded LAN cable.
• Check the projector's network settings.
• Set DHCP to Off. When DHCP is set to On, it may take some time to enter LAN standby status if an
available DHCP server is not found.
Go to Network > Network Configuration > Wired LAN > DHCP or Network > Network
Configuration > Wired LAN > IP Settings > DHCP.
• Set the IP address, the subnet mask, and the gateway address for the access point correctly.
• Close network settings on the projector, and return to the LAN standby screen.
• Check the computer's network settings.
• Enable LAN settings on your computer.
Windows: Check Control Panel > System > Hardware > Device Manager.
• Turn off the firewall. If you do not want to turn it off, register the firewall as an exception. Make the
necessary settings to open the ports. The ports used by this software are "3620", "3621", and
"3629".
• Check the access point settings.
• Set connection permission at the access point to allow projectors to connect if any functions that
block connections, such as MAC Address restrictions and port restrictions, are set to the access
point.
• Check the software settings.
• Select the network adapter you are using from Switch LAN in Set options. If the computer has
multiple LAN environments, a connection cannot be established unless the network adapter is
selected correctly.
• If you cannot find the projector you want to connect to using Automatic search, select Manual
search to specify the IP address.
• If another user has established a connection and the projected image remains as it is, you can
connect by interrupting the current connection.
If a Projector Keyword is set for the projector but you do not know the keyword, restart the projector
and check the keyword displayed on the LAN standby screen.
• If you cannot select or change the connection mode, select Display Connection Mode Selection
window on startup on the General settings tab from Set options. The select connection mode
screen is displayed after restarting the software.
Parent topic: Solving Network Connection Problems
72