On Wed, Oct 01, 2008 at 03:46:29PM +0100, Mike Clarke wrote: > > I've just installed a Canon Pixma iP4500 on a 6.3 system using CUPS and > gutenprint. Black printing is fine but I've got problems with colours. > The colour wheel on the CUPS test page comes out as a psychedelic > collection of brightly coloured rings. If I print from gimp then the > correct colours appear but they are very dark and "muddy". The colours > start to look a bit more reasonable from the gimp if I push the gamma > value up to 2.
Have you installed a .ppd file for this printer? This is a file that tells cups about the capabilities of this printer. See http://www.linuxprinting.org/show_printer.cgi?recnum=Canon-PIXMA_IP4300_OR_PIXMA_IP4500 I'm not sure if just installing the ppd file works. It does for my PostScript printer. Roland -- R.F.Smith http://www.xs4all.nl/~rsmith/ [plain text _non-HTML_ PGP/GnuPG encrypted/signed email much appreciated] pgp: 1A2B 477F 9970 BA3C 2914 B7CE 1277 EFB0 C321 A725 (KeyID: C321A725)
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