Digital BW, The Print

Hello,

Thank you for your email.  I will be out of the office until May 8th.  If you have an urgent need, please contact one of the Lab Coordinators or Dan McCoy at danielmc@....

Thanks,
Nick Enghardt

On Apr 29, 2012, at 5:43 AM, DigitalBlackandWhiteThePrint@yahoogroups.com wrote:

> Digital BW, The Print
> Messages In This Digest (3 Messages)
> 1a.
> Re: QTR calibration mode  of Epson 1390/ 1400 - weird artifacts in i From: Paul
> 1b.
> Re: QTR calibration mode  of Epson 1390/ 1400 - weird artifacts in i From: chen.benedict
> 1c.
> Re: QTR calibration mode  of Epson 1390/ 1400 - weird artifacts in i From: Paul
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> Messages
> 1a.
> Re: QTR calibration mode  of Epson 1390/ 1400 - weird artifacts in i
> Posted by: "Paul" roark.paul@...   pr_roark
> Sat Apr 28, 2012 9:01 am (PDT)
> 
> 
> "chen.benedict" <benedictchen22@...> wrote:
> >
> > Hi Paul I'm still getting the same problem with the LC 
> > it seems there is a pattern in the calibration print 
> ...
> 
> It does look like the calibration print might itself be corrupted. Try printing a 21-step test print with a curve that is simply LC with a straight line (0,0) to (100,100) curve. Use those end points in the Curve Creator LC, "Load curve" mode. One option in that mode is to define the curve with points. See the "Point List" tab after you push the "Curve" button that appears when "Load Curve" is selected for LC.
> 
> I use these straight line curves regularly for lots of purposes. It's good to know how to make them.
> 
> (I'm PC. I don't know how Mac users go all this.)
> 
> At any rate, using a clean 21-step test file and a straight line LC curve will let you see if the Calibration Mode print has become corrupted and needs to be replaced.
> 
> You could also open the inkseparation6.tif file in the "bin" folder of QTR and see of that pattern in on that file.
> 
> Paul
> www.PaulRoark.com 
> 
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> Messages in this topic (8)
> 1b.
> Re: QTR calibration mode  of Epson 1390/ 1400 - weird artifacts in i
> Posted by: "chen.benedict" benedictchen22@...   chen.benedict
> Sat Apr 28, 2012 9:21 am (PDT)
> 
> 
> It isn't the fault of the driver or file it happens in other test pages my guess its that my printer head for LC is just bad when I got it. I don't think I get them to change the print head. 
> 
> WOuld it be possible to work with just 5 ink slots? must I change the order of ink? 
> 
> --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul" <roark.paul@...> wrote:
> >
> > "chen.benedict" <benedictchen22@> wrote:
> > >
> > > Hi Paul I'm still getting the same problem with the LC 
> > > it seems there is a pattern in the calibration print 
> > ...
> > 
> > It does look like the calibration print might itself be corrupted. Try printing a 21-step test print with a curve that is simply LC with a straight line (0,0) to (100,100) curve. Use those end points in the Curve Creator LC, "Load curve" mode. One option in that mode is to define the curve with points. See the "Point List" tab after you push the "Curve" button that appears when "Load Curve" is selected for LC.
> > 
> > I use these straight line curves regularly for lots of purposes. It's good to know how to make them.
> > 
> > (I'm PC. I don't know how Mac users go all this.)
> > 
> > At any rate, using a clean 21-step test file and a straight line LC curve will let you see if the Calibration Mode print has become corrupted and needs to be replaced.
> > 
> > You could also open the inkseparation6.tif file in the "bin" folder of QTR and see of that pattern in on that file.
> > 
> > Paul
> > www.PaulRoark.com
> >
> 
> Back to top
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> Messages in this topic (8)
> 1c.
> Re: QTR calibration mode  of Epson 1390/ 1400 - weird artifacts in i
> Posted by: "Paul" roark.paul@...   pr_roark
> Sat Apr 28, 2012 5:08 pm (PDT)
> 
> 
> "chen.benedict" <benedictchen22@...> wrote:
> >
> > ... my guess its that my printer head for LC is just bad when I got it. I don't think I get them to change the print head. 
> 
> If it is a new unit I'd make a warranty claim -- send it back for a new one. In the US Epson is very good about that. (Then they resell them on the "refurb" market.)
> 
> > WOuld it be possible to work with just 5 ink slots?
> 
> If you use QTR it's easy to use just 5 inks, and Eboni-5 works fine. I have a fair number of Eboni-4 (Y [2%}, LM [6%], M [18%] and K) QTR profiles in the Zip file.
> 
> > must I change the order of ink? 
> 
> Not really. I often used the LC-C spots for cool glossy inks. In fact, you could just put some generic base in the LC spot and ignore it. Then use the C spot for a cool toner if you wanted that option.
> 
> Paul
> www.PaulRoark.com 
> 
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> Messages in this topic (8)
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