What COM port on the back of the Sapphire is typically assigned to the price sign?

The correct choice indicating that COM port 14 is typically assigned to the price sign on the Sapphire is grounded in the standard configurations for this hardware. In many systems, specific COM ports are designated for particular functions to streamline operation and ensure consistent communication between devices.

The assignment of COM port 14 for the price sign allows for efficient data transmission between the Sapphire and the price sign, ensuring that updates to pricing are reflected in real-time. This is crucial in retail environments where pricing accuracy is essential for customer satisfaction and operational efficiency.

Understanding the specific designations of COM ports is important for troubleshooting and system setup. Incorrect assignments can lead to communication errors or failure in the device to operate as intended, which may result in outdated pricing being displayed. This highlights the significance of adhering to manufacturer specifications in connecting peripherals.