How does a Verifone POS receipt printer commonly receive its power?

A Verifone POS receipt printer typically receives its power through a specific printer power port located on the back of the POS system. This connection is designed to deliver the necessary electrical power directly to the printer, ensuring it operates effectively during transactions. The power port provides a reliable and consistent source of power, which is crucial for a device that frequently prints receipts throughout the day.

The other options, while relevant in different contexts, do not serve as primary power sources for the receipt printer. USB connections are generally used for data transfer rather than providing power in this specific setup. The Ethernet port is primarily for network connectivity and does not supply power unless it is PoE (Power over Ethernet), which is less common for receipt printers. Battery backup is used for emergency power situations but is not a standard operational power source for such printers during regular use. Hence, the printer power port is the correct and most common means of powering a Verifone POS receipt printer.