How to connect the D4K Pro:
1. Connect the DC power supply to the printer.
2. Connect the DC power supply to the AC power cable.
3. Plug the power cable into a battery backup, surge protector, or its own outlet.
4. Connect the Ethernet cable to the printer, if applicable.
5. There are two USB ports on the left side of the printer. There is a USB drive that comes with the printer which includes information on printer operation and setup.