1.3.1.3. Installing USB driver
Using the USB interface for accessing the inverter(s) requires installing the USB driver to your
PC. The driver installation is required only once at the first use of the USB interface.
If the USB driver has not been installed correctly, no communication via the USB
interface is possible.
First of all, connect the USB connector (A) on the PC and the USB connector (mini B) on the
inverter's keypad with each other using a USB cable.
Before installation of the USB driver, install Loader and Message Manager.
[ 1 ] Windows 7
When the OS finds a USB device of the Loader, it displays the following.
The system-supplied driver setup wizard does not run automatically. Install the USB driver as
shown below.
From the Start menu, select and right-click
Computer to show the submenu.
Click Properties.
Wait for the Control Panel Home screen
and click Device Manager.
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