Eric Buist wrote: > I juste made additional testing under MS Windows, and the problem > happens here too. So I cannot print double-sided reliably at all with > this printer. > > Eric Buist a écrit : >> Hello, >> I experience serious problems when I print in double-sided with my HP >> Deskjet 6940 printer. I am using Fedora Core 5 (with HPLIP) and CUPS. >> I am often printing PDF files using KPDF. >> First, I do not have the optional duplexing unit, because I cannot >> obtain it at my local store. I would really like to have this >> accessory, because it would solve my problem completely, but for now, >> I have no other choice than relying on the classical and manual >> procedure: print the odd pages, reload the printed pages upside down, >> and print the even pages. This worked for all my previous printers. >> The only pitfall with the HP Deskjet is to find the proper way to >> rotate the pages, but I finally got that right after a lot of time and >> wasted paper. >> >> But, with this HP Deskjet 6940, it does not work at all! When I print >> single-sided documents or the odd pages of a double-sided work, I have >> absolutely no problem. The printer prints the pages completely, >> nicely, and fastly, and it never skips pages when loading paper. This >> makes me think that there is no hardware problem. However, when the >> time comes to print the back sides, the printer seems to get >> completely mixed up, and starts skipping pages when loading paper. >> This results in totally messed up page alignment (page 4 back of page >> 5, for example). It seems that the printer "reads" the text on the >> printed pages, and gets crazy. If I use the default settings, the >> printer prints one back page, always skips many pages, and prints >> other back sides, so I cannot print double-sided at all! If I set the >> paper source to Manual Feeder, this USUALLY works, but sometimes, the >> printer prints a page partially, or skips a page, and of course >> everything gets screwed up again. So the only reliable way I can think >> about to solve the problem is to manually load one page at a time, >> which is time-consumming and annoying. >> I tried soime times to print documents with MS Windows, and the >> problem never happened. I cannot affirm it never happens, it would >> require more testing for taht. But if this was a hardware problem, I >> would always get skipped or partially printed pages, even when I print >> single-sided. >> Is there any way to configure the printer driver to get reliable >> double-sided printing, or is the duplexing unit absolutely essential? >> In the latter case, where can I obtain such a duplexing unit? Is it >> available in Canada? >> Thanks >>
I would recommend that you contact HP Support, as we are not setup to handle hardware issues on this list: http://welcome.hp.com/country/us/en/support.html?pageDisplay=support -Don Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ HPLIP-Help mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/hplip-help
