Optoma TW631-3D User Manual page 36

Connect you computer to the projector
1. Find an IP Address (10.0.50.100) from LAN function of projector.
2. Select "Apply" and press "Enter" button to submit function or press
"MENU" key to exit.
3. To open Network Connections, click Start, click Control Panel, click
Network and Internet Connections, and then click Network
Connections. Click the connection you want to configure, and then,
under Network Tasks
4. On the General tab, under This connection uses the following items,
click Internet Protocol (TCP/IP), and then click "Properties".
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, click Change settings of this connection.