The chprnsys(1M) command is used to display and change the currently selected printing subsystem (and documentation). This command reconfigures DocView and the man(1) command to display the guides and manual pages appropriate for the currently selected print subsystem.
If CUPS is the currently selected print subsystem, all the documentation available with the CUPS distribution is provided under the Common UNIX Print Subsystem (CUPS) link, including a Whitepaper, User's Guide, Administrator's Guide, and Programmer's Guide.
If LP is the currently selected print subsystem, the following documentation is provided:
Describes how to use the Printer Setup Manager to add, modify, or delete local or network printers, enable/disable and accept/reject printers and print jobs, control access to printers, and perform many other printing tasks.
Explains how to use the Print Job Manager to view, delete, hold, resume, transfer, and re-schedule print jobs on your system.
Details customized printer configurations, including page size, banners, and interface scripts; print filters, and PostScript issues.