1. Plug the AC power cord into the outlet on the back of the device, and connect the other end of the AC power cord to a grounded electrical outlet
2. Connect the USB cable that came with the device to the USB port on the back of the device. Plug the other end of the USB cable into a USB port on your computer.
3. Connect the serial cable that came with the device to the system's serial interface.
4. Simply install the Skin Tester software on your computer.
The above steps for connecting the Magic Gui Skin Tester to your computer are for your reference.