Troubleshooting78Writing Error/Output Error/CommunicationErrorPrinter port error Verify the printer port status.When using the USB interface1. Click SStart, right-click MMy Computer and select PProperties.When using versions of Windows other than Windows XP, right-click MMyComputer on the desktop and select PProperties.2. Click the HHardware tab and click DDevice Manager. Double-click UUniversalSerial Bus controllers, and UUSB Printing Support.When using Windows Me, or Windows 98, click the DDevice Manager tab.Double-click UUniversal Serial Bus controllers, and double-click the name ofyour printer.3. Check whether the GGeneral tab shows any unusual condition.When using the parallel interface (iP4000 only)1. Click SStart, right-click MMy Computer and select PProperties.When using versions of Windows other than Windows XP, right-click MMyComputer on the desktop and select PProperties.2. Click the HHardware tab and click DDevice Manager.When using Windows Me, Windows 98, or Windows 95, click the DDeviceManager tab.3. Double-click PPorts (COM & LPT), and PPrinter Port (LPT1).4. Check whether the GGeneral tab shows any unusual condition.5. Click the RResources tab and check CConflicting device list.The conflicting devices may cause errors. Refer to the manuals of devicesand delete the unnecessary conflicting devices.Cannot print withAutomatic DuplexPrintingSize of loadedpaper is incorrect Ensure that the size of loaded paper is suitable for AAutomatic Duplex Printing.Incorrect paper sizeis selectedCheck the PPaper Size setting from within your application to ensure that itmatches the size of the paper loaded.Check PPaper Size on the PPage Setup tab in the PPrinter Properties dialog box(Windows) or the PPage Setup dialog box (Macintosh) to ensure that it matchesthe size of the paper loaded.For the paper size compatible with AAutomatic Duplex Printing, refer to“Automatically Printing on Both Sides of the Page” on theUser’s Guide.To print on both sides of the page manually, follow the procedurebelow.On the PPage Setup tab, clear the AAutomatic check box. Then try printing again.In Windows NT 4.0, you cannot switch to manual duplex printing.When using Mac OS 9.x, click OOptions in the PPrint dialog box, and then clear theAutomatic check box. Then try printing again. Mac OS X does not support themanual duplex printing.Problem Possible Cause Try This