Troubleshooting4854.3 Printing Problems4.3.3 Unable to Print from MacintoshDescriptionThe printer selected in theChooser window is notdisplayedAn error message isshown on the computerPossible CauseIs the printer switched off?Is the Ethernet cable loose orunplugged?Is QuickDraw GX used?Are the zone name and/or printername set correctly?Is the Mac OS version MacOS7.6.1 or later?Is the OpenTransport version is1-1.1.2 or later?A printer error may haveoccurred.SolutionPress the "|" side of the power switchto switch on the printer."1.2.1 Switching On"Switch off the power of the machine,unplug the Ethernet cable, and re-connect it properly.Chapter 2 Connectingthe Interface Cables inthe Setup GuideQuickDraw GX is not supported onDocuPrint C621. Do not useQuickDraw GX.Zone name and/or printer name may bechanged. Consult your networkadministrator and make sure that it isset correctly.You can check the current settings onthe Printer Settings List."1.8 Printing the PrinterSettings List"Make sure you are printing from acomputer that has the correct versioninstalled.Refer to the error message and resolveaccordingly.
