Preventing Connection to Computer via USB Port

You can disable the USB port for computer connection on the back of the machine to reduce the risk of an external connection without going through a network with security measures.
This section describes how to configure the settings using Remote UI from a computer.
On the control panel, select [Menu] in the [Home] screen, and then select [Preferences] to configure the settings. [USB Settings]
Administrator privileges are required. The machine must be restarted to apply the settings.
1
Log in to Remote UI in System Manager Mode. Starting Remote UI
2
On the Portal page of Remote UI, click [Settings/Registration]. Portal Page of Remote UI
3
Click [External Interface Settings] [Edit].
The [Edit External Interface Settings] screen is displayed.
4
Clear the [Use as USB Device] checkbox, and click [OK].
5
Restart the machine. Restarting the Machine
The settings are applied.
For the touch panel model, even if you use this setting to restrict the use of the rear USB port, memory media can still be connected to the USB port on the front of the machine.
For the black and white LCD model, even if you use this setting to restrict the use of the rear USB port, memory media can still be connected to the USB port on the rear of the machine. To also restrict USB connection of memory media, see the following.
Restricting Use of Memory Media
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