Specifications

CHAPTER 3
LaserWriter Pro Software
38 Interpreter Parameters
System Parameters 3
System parameters alter the overall configuration of the printer. For certain parameters,
as shown in Table 3-10, changes persist, even when you turn the printer off and on again.
Other parameters return to default values when the printer is turned off. You can set
system parameters using the setsystemparams operator and read them using the
currentsystemsparams operator. You must use a password to change system
parameters. System parameters are not subject to save and restore, and their values
persist across jobs. Table 3-10 lists the system parameters present in LaserWriter Pro
printer.
MaxLocalVM
integer 2147483647 ≥ 0
MaxOpStack
integer 10000 ≥ 0
MaxPatternItem
integer 20000 ≥ 0
MaxScreenItem
integer Varies ≥ 0. Initial value is 3000 bytes
per MB of installed RAM, with
a maximum of 12000 bytes.
MaxUPathItem
integer 5000 ≥ 0
MinFontCompress
integer 1250 ≥ 0
VMReclaim
integer 0 0, -1, -2
VMThreshold
integer 40000 ≥ 0
WaitTimeout
integer 0 ≥ 0
NOTE Refer to the PostScript Language Reference Manual, and to the PostScript Language
Reference Manual Supplement, for further information.
Table 3-10 System parameters
Key Type Default Details
BuildTime integer N/A Read only. Identifies date ROM
was created.
ByteOrder boolean false Read only.
CurDisplayList integer 0 Read only. Identifies amount of RAM
currently occupied by the display list.
CurFontCache integer 0 Read only. Identifies amount of RAM
currently occupied by the font cache.
CurFormCache integer 0 Read only. Identifies amount of RAM
currently occupied by the form cache.
continued
Table 3-9 User parameters (continued)
Key Type Default Details