Apple Color StyleWriter Pro - Manual (Page 26)

10 After the test page is printed, decide which numbered bar looks most like the gray bar at
the top of the page, then type that number in the dialog box.
After a few moments the printer begins printing the page or pages. If there’s a
problem, see Chapter 5 for suggestions.
11 Choose Quit from the fIle menu to leave the Read Me file.
12 Eject the disk by dragging its icon to the Trash.
19 Setting Up Your Printer