Using this system is a breeze. First, connect the Polywell rack - mount computer to the Elo touchscreen, keyboard, and other components. Boot up the system and start the software version 3.9.60.18. You can use the touchscreen to control various functions and the keyboard for quick data entry. When you're done, don't forget to close the software properly. As for the flight case, it's designed to protect your system during transport, so make sure it's closed securely. For maintenance, keep the components clean. You can use a soft, dry cloth to wipe the touchscreen and keyboard. Don't expose the system to extreme temperatures or humidity. If you encounter any problems, refer to the software's help section or contact customer support.