USB Connection ProblemsCommon to Windows and Mac OS XCause Solution ReferenceAn unsupported USB cableis used.Use a USB 2.0 cable. -A USB hub is used. Directly connect the machine tothe computer.Connecting via a USB InterfaceA printer driver is notinstalled correctly.Reinstall the printer driver. Installing a Driver and Softwareto a ComputerFor WindowsCause Solution Reference[USB Assignment]is set to [IPP].Press [Device Settings], and then select [AdminSetup] >[Management] > [Local Interface] > [USB Menu] > [USBAssignment] > [Legacy].ManagementThe machine isoffline.Right-click the OKI MC873 icon on the [Devices andPrinters] folder, and then select [See print jobs] (ifmultiple drivers are installed, select [OKI MC873(*)]). Inthe dialog box, select the [Printer] menu and then clearthe check of [Use Printer Offline].* Select the required driver type.-A switch, buffer,extension cable, orUSB hub is used.Directly connect the machine to the computer. Connectingvia a USBInterfaceAnother printerdriver that workswhen connectedvia a USBinterface isinstalled.Remove the other printer driver from the computer. -741
