Digital BW, The Print

As a further test, I printed my test image as a colour document with the
Epson driver and none of the problems are evident.  So I really think this
is a driver issue...


> From: Steve Kale <stevekale@...>
> Reply-To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> Date: Sat, 02 Oct 2004 16:25:59 -0000
> To: <DigitalBlackandWhiteThePrint@yahoogroups.com>
> Subject: [Digital BW] New QTR for Mac, 100% K and Dither
> 
> 
> 
> After a rather frustrating couple of days, I am still having problems printing
> images with 
> 100% black backgrounds.  I am using the 1440 super dpi setting, ordered dither
> and matt 
> paper.
> 
> I am getting, every inch measured from the right side of the image, a 2mm or
> so thick 
> _line_ where the ink laydown is _interupted_  I can see this effect occurring
> as the ink is 
> laid down on the paper. So every inch there is a vertical line across the
> background.  (It is
> not a roller problem.)
> 
> As a test I created a new image in PS which was simply a black square of the
> 100% 
> background colour.  The effect occurs when printing this image also. On the
> test image, 
> adding 1% noise helped the problem, but this worked on one but not on another
> real 
> photo.
> 
> Printing at 1440dpi (rather than 1440 super) tends to create very fine
> horizontal banding
> and a very unacceptable result.  I have a good nozzle check and the MIS purge
> pattern 
> prints well. 2880dpi does not work with matt paper.
> 
> What gives?  Does anyone else see this happening? Can someone else try my
> black square 
> test?  If it is my printer, what could be wrong with it?
> 
> Thanks
> 
> 
> Steve
> 

> 
> 
>