TOP > Various Settings of the Product > The Product's [Settings] Menu > [Interface] Menu > [USB] [USB] [Flow Control] [BCC] [Change USB Serial] Set the USB connection. The setting items are as follows: Flow Control Set the communication protocol. BCC Set the BCC check function. ◦ Appears only if you have selected [Status5] in the [Flow Control] menu. Change USB Serial Set the type of the USB serial number that the product returns. Back to top