Yamaha Aventage RX-A780 Owner's Manual page 174

4
When finished entering the key, use the cursor keys to select
"NEXT" and press ENTER.
5
Use the cursor keys to select the encryption method.
Choices
None, WEP, WPA-PSK(AES), Mixed Mode
Note
If you select "None", the connection may be insecure since the communication is not encrypted.
6
Use the cursor keys to select "NEXT" and press ENTER.
The edit screen appears.
Note
If you select "None" in step 5, this item is not available.
7
Use the cursor keys and ENTER to enter the security key.
8
When finished entering the key, use the cursor keys to select
"NEXT" and press ENTER.
The manual setting screen appears on the TV.
9
Use the cursor keys to select "CONNECT" and press ENTER to
start the connection process.
When the connection process finishes, "Completed" appears on the TV
screen.
If "Not connected" appears, check that all the information is entered
correctly, and repeat from step 1.
10
Press SETUP.
This completes the network settings.
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