Apple LaserWriter 12/640 PS - Manual (Page 264)

3 Click the checkboxes next to the network types to specify when the connection with the
computer should be broken.
4 Click Send to send the job-handling configuration settings to the printer.
Setting the printer’s network zones
You can specify the EtherTalk network zone for the printer.
1 Set the communication switch on the printer to the Normal (in) position.
2 Open the Communication Configuration category.
You see a list of communication settings options.
264 Appendix A
An X in a checkbox
means the printer
prints all pages in a
job before closing
the connection with
the computer that
requested the
print job.