Removing Peer-to-Peer Software 7R -TO -PEER’s Guide.o-peer software from your-Peer-IPX Uninstall program. Follow4400 Series CD into the CD-ROMtart button and select Run to open:\P2PIPX\UNINSTAL.EXEns presented by the UninstallOZONE FILTERr’s Guide.be replaced about every 12 months.Cover located in back of the printer.2. Take the used Ozone Filter from inside the Filter Coverand discard it.3. Fit the new Ozone Filter inside the Filter Cover and slideit shut.note: An odor will come from the ozone filter if notreplaced regularly.PARALLEL PRINTING PROBLEMSAdded to Chapter 9, “Troubleshooting.”This section describes solutions to problems that mightappear when a computer is locally connected (with a parallelcable) to the printer. Only Windows and UNIX computerscan be locally connected.Nothing PrintedThe printer does not indicate that a print job was receivedand nothing was printed.SolutionAssure the bidirectional parallel cable is attached securely.Nonsense is PrintedThis symptom appears as content that appears cryptic anddoes not make any sense.Solution• Assure that an IEEE 1284 compliant bidirectional cable isused.• Assure that the computer provides an IEEE 1284compliant parallel port.Error Messages with Little or Nothing PrintedThis may be a data communications problem between aWindows 95 or higher computer and the printer.Solutions for Windows 95 or Higher ComputersOne of, or a combination of the following solutions mayresolve the problem.• With the printer driver open, click the Details tab tomove it to the front. Click Spool Settings to open theSpool Settings dialog box. Clear the Disablebidirectional support for this printer radio button.