Connecting; Interfaces; Front-Sided Interfaces - Siemens 670 V2 Operating Instructions Manual

Connecting

6.1

Interfaces

6.1.1

Front-sided interfaces

USB port
The USB port is located under the rubber cover on the front side with the control elements
and displays. Attach an external keyboard or an external mouse, for example, to the USB
port. The front-sided USB port supports the standard USB 1.1.
Caution
Wait at least 10 seconds between the unplugging and replugging of USB devices. This also
applie in particular to touch control in control units with touch screen panels. A short circuit of
the voltage supply at the USB front plug will cause the device to reset.
Notice
When the rubber cover over the USB port is removed in order to connect an USB
component, the degree of protection for the device is no longer guaranteed.
When using standard USB peripheral devices, please bear in mind that their EMC immunity
level is frequently designed for office applications only.
These devices are adequate for starting up and service purposes. For use in industry,
however, only devices suitable to industry are permitted.
The I/O modules are developments of the respective provider, who also markets them. The
respective product supplier offers support for the I/O modules. The liability conditions of the
manufacturer still apply.
The USB port is not available on the order option "control unit without front-sided USB port."
For additional information, refer to the technical data. Please refer to the chapter "Starting
up" in the computer unit operating instructions for more information concerning the
connection of a USB device.
Panel PC 670 V2/870 V2, Control unit
Operating Instructions, Edition 03/2004, CD Documentation and Drivers
6
6-1