[cups] Problem with cups selecting manual tray on HP laserjet

[Brian Potkin]

On Fri 16 Dec 2022 at 18:35:50 +0100, Steinar Bang wrote:

> >>>>> Kurt Pfeifle <kurt.pfeifle-Re5JQEeQqe8AvxtiuMwx3w at public.gmane.org>:
> 
> > The PPD is auto-generated by CUPS. (Yes, it comes from the printer, but
> > indirectly.)
> 
> > The process is as follows:
> 
> > 1. CUPS uses the "driverless" backend to query the printer for its
> > capabilities
> > 2. This query uses IPP parlance (the Internet Printing Protocol), and the
> > printer responds with IPP too.
> > 3. "driverless" translates the printers responses into PPD-syntax to
> > describe the printer's capabilities to ensure that legacy applications
> > which need to see a "PPD" file for printing see one.
> > [4. "driverless" is provided by LinuxFoundation/Openprinting.org as an
> > add-on, and is not part of CUPS core.]
> 
> Would I get more predictable behaviour if I used a proper CUPS driver
> instead of driverless?
> 
> Can a generic PostScript printer driver be used? (Note: I want
> PostScript as the target format for the printer, not as an intermediate
> format )
> 
> Or should I try to find a printer driver that matches the printer?

Try HPLIP and printer-driver-postscript-hp.

-- 
Brian.