Disabling the LAN Port
A LAN port is an interface that connects a LAN cable for using a network. When you are using the machine via USB, you can disable the LAN port to completely shut down the network, blocking malicious third-party intrusions via the LAN port.
1
Press 
(
).
().2
Use 
/
to select <Interface>, and press 
.
/ to select <Interface>, and press .3
Select <Interface Selection> and press .
.When a message appears, press .
.4
Select <Network> and press .
.5
Select <Off> and press .
.
<Off>Disables the LAN port.
<On>Enables the LAN port.
6
Perform a hard reset. Performing a Hard Reset
The settings are enabled after the hard reset is performed.