Xerox 4213 Programmer's Reference Manual page 232

POSTSCRIPT EMULATION
com10envelopetray
4-10
legaltray — legaltray
This causes the 4213 to look for a tray with legal size paper. If
such a tray is found, the page type is set to legal and papertray
is set to that tray. If a tray with legal size paper is not found, a
rangecheck error occurs and the page type and papertray values
are not changed.
executivetray — executivetray
This causes the 4213 to look for a tray with executive size paper.
If such a tray is found, the page type is set to executivepage and
papertray is set to that tray. If a tray with executive size paper is
not found, a rangecheck error occurs and the page type and
papertray values are not changed.
A4tray — A4tray
This causes the 4213 to look for a tray with A4 tray size paper. If
such a tray is found, the page type is set to A4 and papertray is
set to that tray.
rangecheck error occurs and the page type and papertray values
are not changed.
— com10envelopetray
This causes the 4213 to look for an envelope tray. If such a tray
is found, and com10 was selected from the User Interface, the
page type is set to com10envelope and papertray is set to that
tray. If a proper tray is not found, a rangecheck error occurs and
page type and papertray values are not changed.
c5envelopetray — c5envelopetray
This causes the 4213 to look for an envelope tray. If such a tray
is found, and c5 was selected from the User Interface, the page
type is set to c5envelope and papertray is set to that tray.
proper tray is not found, a rangecheck error occurs and page
type and papertray values are not changed.
If a tray with A4 size paper is not found, a
XEROX 4213 LASER PRINTER PROGRAMMER REFERENCE
If a