SOLVING PROBLEMS 7.237Common Macintosh ProblemsProblems in the ChooserPrinting ErrorsProblem Possible Cause and SolutionThe printer driver icondoes not appear inChooser.Software is not installed correctly.• The LaserWriter driver should be present as a part of theMacintosh OS. Make sure that the LaserWriter driver is in theExtensions folder within the Systems folder. If not, installthe LaserWriter driver component from the Macintosh OS CD.• Make sure that you are using a high-quality cable.• Make sure that the printer is on the correct network. SelectNetwork or AppleTalk Control Panel from ControlPanels in the Apple menu and then choose the correctnetwork.The printer name doesnot appear in theSelect a PostScriptPrinter box in theChooser.• Make sure that the cables are connected correctly and theprinter is turned on.• Check if “Ready” appears on the display of the control panel.If not, press the On Line/Continue button to switch yourprinter to on-line.• Make sure that the correct printer driver has been selected inChooser.• If the printer resides on a network with multiple zones, makesure that the correct zone is selected in the AppleTalk Zonesbox in Chooser.• Make sure that AppleTalk is on; the button next to Active isselected in Chooser. You may need to restart the computer toactivate the change.Problem Possible Cause and SolutionYou cannot use thecomputer while theprinter is printing.Background Printing has not been selected.• For LaserWriter 8.3, turn Background Printing on in theChooser. Status messages will now be redirected to the PrintMonitor allowing you to continue working while the computeris processing data to be sent to the printer.• For LaserWriter 8.4 or higher, turn Background Printing onat the Print window.