Tektronix Phaser 600 - Manual (Page 674)

S H A R I N G T H E P R I N T E R O N A N E T W O R K
6 5 7
If the LaserWriter Utility does not work (AppleTalk)
The LaserWriter Utility cannot be used if the printer is connected to a print server.
See your system administrator to temporarily remove the printer from the print server
to download any of the PostScript utility files.