[cups.general] duplex doesn't work - please help

Helmut Jarausch jarausch at igpm.rwth-aachen.de
Tue Apr 5 03:45:55 PDT 2005

Wolfgang Wegner wrote:
> Hi,
> On Tue, Apr 05, 2005 at 05:38:27AM -0400, Helmut Jarausch wrote:
>>I have cups (svn-050219) installed and it's running just fine except 
>>duplex printing.
> [...]
> could you tell which driver you are using?
> In case of PCL conversion, it seems one has to use a driver
> for a duplex printer.

I don't use any driver just the HP_LaserJet_4050_Series.ppd
since the printer understands Postscript.
If I add the line
<esc>%-12345X at PJL SET DUPLEX = ON
to the file and send it via netcat to the printer it does print


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