Yamaha MTX Series Setup Manual page 27

Specifying the computer's TCP/IP address
To allow the MTX and the computer to communicate, specify the computer's TCP/IP as follows.
1.
On the [System] menu, click [Network Setup].
The "Network Setup" dialog box will appear.
2.
Click [Open Network Connection].
"Network Connections" will appear.
3.
Right-click the adapter to which the MTX is connected, and choose [Properties].
The "Local Area Connection Properties" dialog box will appear.
4.
Choose [Internet Protocol Version 4 (TCP/IPv4)], and then click [Properties].
The "Internet Protocol Version 4 (TCP/IPv4) Properties" dialog box will appear.
5.
Click [Use the following IP address (S)].
6.
In the [IP address] box, enter "192.168.0.253"; in the [Subnet mask] box, enter
"255.255.255.0."
NOTE
The IP address of the MTX3 is set to "192.168.0.1" .
7.
Click [OK].
NOTE
In some cases, Windows firewall may block MTX-MRX Editor when you make this setting. Select the [Private Network] check box,
and click [Allow Access].
Example 1) Basic MTX3 system example (analog connections)
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MTX Setup Manual