General things to check for

• Open the Chooser and select a supported driver, such as the LaserWriter 8.x, and your printer.
  • If the driver isn't installed or properly set up with your printer, refer to Mac OS software for instructions.

  • Make sure that Background Printing is turned off.

  • Close the Chooser and try printing again.

• If you are having trouble printing from the Finder in System 7.1, for example, if the driver's dialog boxes are not opening, it may be because the Finder doesn't have enough allocated memory. Reinstall a supported driver to automatically allocate enough memory for printing from the Finder.

• For PCI-based PowerMacs, you should be using the latest version of Open Transport, available from Apple Computer.

• Check to make sure that you have configured the communications ports and the Handshake option correctly by printing the Configuration Page. Refer to Printing a Configuration Page.

• Make sure that you are using the correct cables for your computer and printer. See Interface cables and adapters for cable information.

• Make sure that your printer is connected to the port you selected in the driver's Printers/Connect dialog box.

• Check the Options dialog box to make sure that Printer, not Encapsulated PostScript File, is selected in the driver's Print To box.

• If the error message Windows Header has not been downloaded to the printer appears on your computer screen, go to Setup, click the Job Control tab, and click one of the options for PostScript Header. Refer to Job Control tab for details on the Job Control tab.

• Make sure that your printer is connected to the port you selected in the driver's Details tab.

• Make sure that the correct port is selected in the driver's Details tab.

• If the error message Windows Header has not been downloaded to the printer appears on your computer screen, click the PostScript tab and click one of the options for PostScript Header. Refer to PostScript tab for details on the PostScript tab.

1. From the Main window, double-click the Print Manager icon.

2. From the Options menu in the Print Manager, select Network Settings.

3. In the Network Options dialog box, uncheck the Print Net Jobs Direct box.

4. Click OK.

1. In the Control Panel, double-click the Printers icon.

2. In the Printers dialog box, choose your printer from the list of installed printers.

3. Click the Connect button; the Connect dialog box appears.

4. Change your computer's port connection from LPTx to LPTx.DOS (where x is 1, 2, or 3).

5. Click OK.

   ---

   Note: Refer also to for instructions on fixing timeout problems.

   ---

1. In the taskbar on your screen, select Start.

2. In the menu that appears, select Settings.

3. In the next menu, select Printers; the Printers window appears.

4. From the File menu, click your printer's icon and select Properties.

5. Click the Details tab.

6. Click Add Port.

7. Click Other.

8. Make sure that Local Port is highlighted, then click OK.

9. Type LPTx.DOS (where x is 1, 2, or 3).

10. Click Apply, then click OK.

11. In the Details tab, the Print to the following port should be LPT.DOS (unknown local port).

1. Print a copy of the printer's Configuration Page to see the language mode on each port. Refer to Printing a Configuration Page.

2. If the printer port you are using has the wrong language set for the type of application you are using, send one of the following utility files to the printer:
   • To print PostScript files, use the PSCRIPT.PS file to set up a port to receive PostScript. Refer to for details.

   • To print PostScript, HP-GL, or Monochrome PCL5 files interchangeably, use the AIS.PS file to set up a port for automatic language selection. Refer to for details.