5The Rear ViewPart Name FunctionLAN Port Connect the scanner to network with a LAN cable.USB Port Connect to your computer via the supplied USBcable to use the device as a regular scanner. Connect to your computer via the supplied USBcable to download firmware if required.USB Flash DrivePortConnect your USB flash drive to this port.Power Connector Connect the AC adapter to the scanner.KensingtonSecurity SlotAttach to a lock to secure the scanner.LAN PortPower ConnectorUSB FlashDrive PortUSB PortKensingtonSecurity Slot