Specifications

CHAPTER 3
LaserWriter Pro Software
Page Device Parameters 33
Table 3-1 lists all the page device parameters available with the LaserWriter Pro printer.
Table 3-2 shows the different page sizes, and indicates the memory occupied by the page
sizes at a resolution of 300dpi.
PreRendering
EnhanceDetails
dictionary
See Tables 3-2, 3-5,
3-6, and 3-8
See Note 3.
TraySwitch boolean false If true, automatic tray switching is
provided. In this case, if a tray runs
out of media (paper), another tray
will be selected that satisfies the
following requirements:
■ Input attributes, with the exception
of MatchAll key, match exactly
■ The tray contains paper
■ Neither tray involved is an
envelope feeder
Value is persistent across cycles.
NOTE 1. See Section 4.11.6 of the PostScript Language Reference Manual.
NOTE 2. See Section 4.11.3 of the PostScript Language Reference Manual.
NOTE 3. See Chapter 2 of the PostScript Language Reference Manual Supplement.
Table 3-2 Paper sizes and memory usage
Paper size Name
Memory occupied at 300dpi
rendering enhancement
off on
[612 792] Letter 983844 3935376
[612 1008] Legal 1257344 5029376
[595 842] A4 1015872 4063488
[516 729] B5 741888 2967552
Table 3-3 Paper tray slot numbers and input sources
Slot
number Input source
0 Main cassette
1 Multipurpose tray
2 500-sheet cassette
3 Envelope feeder
Table 3-1 Page device parameters (continued)
Key Type Default Comments