IBM 1725 SLS - Manual (Page 60)

Communications
QMS 1725 SLS Print System User's Guide 2-26
Default Job Priority
Allows you to specify which jobs are printed first, according to the
interface through which they are received, when jobs are received
simultaneously.
PS Protocol
Sets the binary communications protocol (BCP) for communicating
over a parallel interface to a PostScript printer.
Setting AppleTalk Interface Parameters
Use the Administration/Communications/AppleTalk menu to set the
AppleTalk interface values used for printer-host communication.
Menu Administration/Communications/Parallel/Def Job Prio
Choices 001-100 (highest-lowest priority)
Default 001 (highest priority)
Notes For example, you can give jobs received via the parallel
interface priority over jobs received via the serial and
AppleTalk interfaces.
Menu Administration/Communications/Parallel/PS Protocol
Choices Normal—Enable standard, ASCII hex protocol. Data is sent
and received in ASCII format. This mode is recommended if
you do not print binary data. It was designed for data in the
printable ASCII range. Print jobs can alter the PS protocol
value through PostScript operators.
Normal Fixed—Enable standard, ASCII hex protocol. Print
jobs cannot alter this value through PostScript operators.
Binary—Enable Quoted binary communications protocol. Print
jobs can alter this value through PostScript operators. Data in
the printable ASCII range also prints.
Binary Fixed—Enable Quoted binary communications
protocol. Print jobs can not alter this value through PostScript
operators. Data in the printable ASCII range also prints.
Default Normal