1176Troubleshooting6.2 Printing Problems6.2.1 LED is Lit, Blinking or OffCondition Verification SolutionError LED is lit Is an error message shown on theprinter control panel display?Refer to the error message and resolveaccordingly."6.6 When an Error Message is Displayed"Error LED isblinkingAn error that the user is unable toresolve has occurred.Write down the displayed error messageor error code. Switch off the power of themachine, unplug the power plug andcontact your Fuji Xerox or dealers.Online LED is off Is the printer in the offline mode? Press the Online button on the printercontrol panel to switch to the onlinemode."5.1 Control Panel Components andFunctions"Data LED is notblinking or lit afterprint command issentIs the parallel, USB or Ethernet cableloose or unplugged?Switch off the power of the machine,unplug the parallel and Ethernet cables,and re-connect them again properly."Set up Guide""2.5 Setting Up the USB Port"Does the parallel, USB or Ethernetcable match the specifications of thecomputer or machine?Use only recommended parallel cablefor connecting DocuPrint 181/211 to thecomputer.Also, this machine supports the10BASE-T and 100BASE-TX Ethernetinterfaces when the optional networkexpansion card is installed. Use atwisted pair cable that matches thenetwork requirements. You will alsoneed a category 5 cable for the100BASE-TX interface.● "Appendices A Optional Products andConsumables"● Set up Guide"2.5 Setting Up the USB Port"