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help diagnosing this 0-100% printout?

help diagnosing this 0-100% printout?

2010-01-18 by jespes

So I've set up this 7000 running QTR and the Piezography K6 inks. It works perfectly except that I notice a somewhat steep falloff in the midrange grayscale. Rather than explain verbally, see this image:

http://farm3.static.flickr.com/2733/4285702180_84bb9c300e_o.jpg

It compares two prints of the same 0-100% grayscale file, printed on the 7000 and on a 3800. All settings identical. Both printed with QTR and stock profiles on Enhanced Matte.

Note the difference in the mid-ranges. You'll see that while the 3800 prints the transition smoothly, the 7000 has a sharper falloff. 

Any ideas what would explain that performance, and what's the proper way to adjust the 7000? Many thanks for any diagnosis!

Re: help diagnosing this 0-100% printout?

2010-01-19 by shileshjani

I would check to see if all K6 inks are firing (nozle check), and if they are, then you K6 setup may need linearization.

Good luck.

Shilesh

--- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse.pesta@...> wrote:
Show quoted textHide quoted text
>
> So I've set up this 7000 running QTR and the Piezography K6 inks. It works perfectly except that I notice a somewhat steep falloff in the midrange grayscale. Rather than explain verbally, see this image:
> 
> http://farm3.static.flickr.com/2733/4285702180_84bb9c300e_o.jpg
> 
> It compares two prints of the same 0-100% grayscale file, printed on the 7000 and on a 3800. All settings identical. Both printed with QTR and stock profiles on Enhanced Matte.
> 
> Note the difference in the mid-ranges. You'll see that while the 3800 prints the transition smoothly, the 7000 has a sharper falloff. 
> 
> Any ideas what would explain that performance, and what's the proper way to adjust the 7000? Many thanks for any diagnosis!
>

Re: help diagnosing this 0-100% printout?

2010-01-19 by jespes

hello,
thanks, nozzle check is perfect, heads are aligned etc. no banding, no badness at all  except the midrange falloff....

and profiling is greek to me. 

question: would that new plugin that roy just rolled out be what i need? i read the instructions and admit to getting confused.




--- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@...> wrote:
Show quoted textHide quoted text
>
> I would check to see if all K6 inks are firing (nozle check), and if they are, then you K6 setup may need linearization.
> 
> Good luck.
> 
> Shilesh
> 
> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse.pesta@> wrote:
> >
> > So I've set up this 7000 running QTR and the Piezography K6 inks. It works perfectly except that I notice a somewhat steep falloff in the midrange grayscale. Rather than explain verbally, see this image:
> > 
> > http://farm3.static.flickr.com/2733/4285702180_84bb9c300e_o.jpg
> > 
> > It compares two prints of the same 0-100% grayscale file, printed on the 7000 and on a 3800. All settings identical. Both printed with QTR and stock profiles on Enhanced Matte.
> > 
> > Note the difference in the mid-ranges. You'll see that while the 3800 prints the transition smoothly, the 7000 has a sharper falloff. 
> > 
> > Any ideas what would explain that performance, and what's the proper way to adjust the 7000? Many thanks for any diagnosis!
> >
>

Re: [QuadtoneRIP] Re: help diagnosing this 0-100% printout?

2010-01-19 by Roy Harrington

It looks to me like the densities of the inks are wrong -- wrong ink
or wrong slot.
Print out the inkseparation files using calibration mode.  Since you have two
printers you can compare them.  Post scans if you are unsure.

Roy
Show quoted textHide quoted text
On Tue, Jan 19, 2010 at 9:48 AM, jespes <jesse.pesta@...> wrote:
>
> hello,
> thanks, nozzle check is perfect, heads are aligned etc. no banding, no badness at all  except the midrange falloff....
>
> and profiling is greek to me.
>
> question: would that new plugin that roy just rolled out be what i need? i read the instructions and admit to getting confused.
>
>
>
>
> --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@...> wrote:
>>
>> I would check to see if all K6 inks are firing (nozle check), and if they are, then you K6 setup may need linearization.
>>
>> Good luck.
>>
>> Shilesh
>>
>> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse.pesta@> wrote:
>> >
>> > So I've set up this 7000 running QTR and the Piezography K6 inks. It works perfectly except that I notice a somewhat steep falloff in the midrange grayscale. Rather than explain verbally, see this image:
>> >
>> > http://farm3.static.flickr.com/2733/4285702180_84bb9c300e_o.jpg
>> >
>> > It compares two prints of the same 0-100% grayscale file, printed on the 7000 and on a 3800. All settings identical. Both printed with QTR and stock profiles on Enhanced Matte.
>> >
>> > Note the difference in the mid-ranges. You'll see that while the 3800 prints the transition smoothly, the 7000 has a sharper falloff.
>> >
>> > Any ideas what would explain that performance, and what's the proper way to adjust the 7000? Many thanks for any diagnosis!
>> >
>>
>
>
>
>
> ------------------------------------
>
> Yahoo! Groups Links
>
>
>
>

Re: help diagnosing this 0-100% printout?

2010-01-19 by shileshjani

Good point. I agree. I just noticed that the 7000/K6 print is getting darker earlier and faster in the ramp.

--- In QuadtoneRIP@yahoogroups.com, Roy Harrington <roy@...> wrote:
Show quoted textHide quoted text
>
> It looks to me like the densities of the inks are wrong -- wrong ink
> or wrong slot.
> Print out the inkseparation files using calibration mode.  Since you have two
> printers you can compare them.  Post scans if you are unsure.
> 
> Roy
> 
> On Tue, Jan 19, 2010 at 9:48 AM, jespes <jesse.pesta@...> wrote:
> >
> > hello,
> > thanks, nozzle check is perfect, heads are aligned etc. no banding, no badness at all  except the midrange falloff....
> >
> > and profiling is greek to me.
> >
> > question: would that new plugin that roy just rolled out be what i need? i read the instructions and admit to getting confused.
> >
> >
> >
> >
> > --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> >>
> >> I would check to see if all K6 inks are firing (nozle check), and if they are, then you K6 setup may need linearization.
> >>
> >> Good luck.
> >>
> >> Shilesh
> >>
> >> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse.pesta@> wrote:
> >> >
> >> > So I've set up this 7000 running QTR and the Piezography K6 inks. It works perfectly except that I notice a somewhat steep falloff in the midrange grayscale. Rather than explain verbally, see this image:
> >> >
> >> > http://farm3.static.flickr.com/2733/4285702180_84bb9c300e_o.jpg
> >> >
> >> > It compares two prints of the same 0-100% grayscale file, printed on the 7000 and on a 3800. All settings identical. Both printed with QTR and stock profiles on Enhanced Matte.
> >> >
> >> > Note the difference in the mid-ranges. You'll see that while the 3800 prints the transition smoothly, the 7000 has a sharper falloff.
> >> >
> >> > Any ideas what would explain that performance, and what's the proper way to adjust the 7000? Many thanks for any diagnosis!
> >> >
> >>
> >
> >
> >
> >
> > ------------------------------------
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
>

Re: help diagnosing this 0-100% printout?

2010-01-19 by jespes

Roy,

Many thanks for taking a look. I printed the file you suggested (calibration mode, no color management) on the 7000 and also on a 2200 has the same batch of k7 inks in it. 

First thing learned: The inks are definitely in the correct slots on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)

Second thing: eyballing the two printouts it looks to me like the k5 ink is printing noticeably darker on the 7000 than on the 2200. 

The inks in both printers are from the same original bottles. Is that strange? Or is it a profile issue? 



 





second thing learned: eyeballing the two pri

--- In QuadtoneRIP@yahoogroups.com, Roy Harrington <roy@...> wrote:
Show quoted textHide quoted text
>
> It looks to me like the densities of the inks are wrong -- wrong ink
> or wrong slot.
> Print out the inkseparation files using calibration mode.  Since you have two
> printers you can compare them.  Post scans if you are unsure.
> 
> Roy
> 
> On Tue, Jan 19, 2010 at 9:48 AM, jespes <jesse.pesta@...> wrote:
> >
> > hello,
> > thanks, nozzle check is perfect, heads are aligned etc. no banding, no badness at all  except the midrange falloff....
> >
> > and profiling is greek to me.
> >
> > question: would that new plugin that roy just rolled out be what i need? i read the instructions and admit to getting confused.
> >
> >
> >
> >
> > --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> >>
> >> I would check to see if all K6 inks are firing (nozle check), and if they are, then you K6 setup may need linearization.
> >>
> >> Good luck.
> >>
> >> Shilesh
> >>
> >> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse.pesta@> wrote:
> >> >
> >> > So I've set up this 7000 running QTR and the Piezography K6 inks. It works perfectly except that I notice a somewhat steep falloff in the midrange grayscale. Rather than explain verbally, see this image:
> >> >
> >> > http://farm3.static.flickr.com/2733/4285702180_84bb9c300e_o.jpg
> >> >
> >> > It compares two prints of the same 0-100% grayscale file, printed on the 7000 and on a 3800. All settings identical. Both printed with QTR and stock profiles on Enhanced Matte.
> >> >
> >> > Note the difference in the mid-ranges. You'll see that while the 3800 prints the transition smoothly, the 7000 has a sharper falloff.
> >> >
> >> > Any ideas what would explain that performance, and what's the proper way to adjust the 7000? Many thanks for any diagnosis!
> >> >
> >>
> >
> >
> >
> >
> > ------------------------------------
> >
> > Yahoo! Groups Links
> >
> >
> >
> >
>

Re: help diagnosing this 0-100% printout?

2010-01-19 by jespes

Addendum in case it matters: I printed the six-ink "inkseparation" file for the 7000, and the seven-ink file for the 2200. So I'm pretty sure i was comparing apples-to-apples in terms of the individual inks. 

However, I was eyeballing it, because i don't have the gear to do actual density checks or whatever it would require.


thanks again,
JP






--- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
Show quoted textHide quoted text
>
> Roy,
> 
> Many thanks for taking a look. I printed the file you suggested (calibration mode, no color management) on the 7000 and also on a 2200 has the same batch of k7 inks in it. 
> 
> First thing learned: The inks are definitely in the correct slots on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> 
> Second thing: eyballing the two printouts it looks to me like the k5 ink is printing noticeably darker on the 7000 than on the 2200. 
> 
> The inks in both printers are from the same original bottles. Is that strange? Or is it a profile issue? 
> 
>

Re: help diagnosing this 0-100% printout?

2010-01-20 by jespes

... and here's an image of the two inkseparation files.

http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg

Top is the 2200, bottom is the 7000.

 Both printers using Piezo K7 inks from the same bottles. 









--- In QuadtoneRIP@yahoogroups.com, "jespes"  wrote:
Show quoted textHide quoted text
>
> Addendum in case it matters: I printed the six-ink "inkseparation" file for the 7000, and the seven-ink file for the 2200. So I'm pretty sure i was comparing apples-to-apples in terms of the individual inks. 
> 
> However, I was eyeballing it, because i don't have the gear to do actual density checks or whatever it would require.
> 
> 
> thanks again,
> JP
> 
> 
> 
> 
> 
> 
> --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> >
> > Roy,
> > 
> > Many thanks for taking a look. I printed the file you suggested (calibration mode, no color management) on the 7000 and also on a 2200 has the same batch of k7 inks in it. 
> > 
> > First thing learned: The inks are definitely in the correct slots on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > 
> > Second thing: eyballing the two printouts it looks to me like the k5 ink is printing noticeably darker on the 7000 than on the 2200. 
> > 
> > The inks in both printers are from the same original bottles. Is that strange? Or is it a profile issue? 
> > 
> >
>

Re: help diagnosing this 0-100% printout?

2010-01-20 by shileshjani

Hello JP,

Yes, your tone order for the 7000 appears correct and in agreement with
the K6 setup listed on inkjetmall's webpage for the 7000.

Also, let us remind ourselves that the 700 is a K6 setup while the 2200
is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
that? Which ink did you drop out from the same K7 bottles? You earlier
observed

  "Second thing: eyballing the two printouts it looks to me like the k5
ink is printing noticeably darker on the 7000 than on the 2200."

Therefore, I am begining to think that you dropped the wrong ink from K7
to make K6. Call inkjetmall and find out which is correct.

Shilesh


--- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@...> wrote:
>
>
> ... and here's an image of the two inkseparation files.
>
> http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg
>
> Top is the 2200, bottom is the 7000.
>
> Both printers using Piezo K7 inks from the same bottles.
>
>
>
>
>
>
>
>
>
> --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> >
> > Addendum in case it matters: I printed the six-ink "inkseparation"
file for the 7000, and the seven-ink file for the 2200. So I'm pretty
sure i was comparing apples-to-apples in terms of the individual inks.
> >
> > However, I was eyeballing it, because i don't have the gear to do
actual density checks or whatever it would require.
> >
> >
> > thanks again,
> > JP
> >
> >
> >
> >
> >
> >
> > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > >
> > > Roy,
> > >
> > > Many thanks for taking a look. I printed the file you suggested
(calibration mode, no color management) on the 7000 and also on a 2200
has the same batch of k7 inks in it.
> > >
> > > First thing learned: The inks are definitely in the correct slots
on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > >
> > > Second thing: eyballing the two printouts it looks to me like the
k5 ink is printing noticeably darker on the 7000 than on the 2200.
> > >
> > > The inks in both printers are from the same original bottles. Is
that strange? Or is it a profile issue?
> > >
> > >
> >
>




[Non-text portions of this message have been removed]

Re: help diagnosing this 0-100% printout?

2010-01-20 by jespes

> Hello JP,

 the 7000 is a K6 setup while the 2200
> is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> that? Which ink did you drop out from the same K7 bottles? 


Yes, QTR's instructions for the 7000 say to drop the 7th shade (the lightest). The folks at Piezography confirmed that for me a week or so ago. 

So, the 7th shade is the one I've omitted on the 7000. 

By way of confirmation: Note that the 2200's inkseparation file does show the 7th, lightest shade. And that shade isn't present on the 7000's inkseparation file.






--- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@...> wrote:
Show quoted textHide quoted text
>
> 
> Hello JP,
> 
> Yes, your tone order for the 7000 appears correct and in agreement with
> the K6 setup listed on inkjetmall's webpage for the 7000.
> 
> Also, let us remind ourselves that the 700 is a K6 setup while the 2200
> is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> that? Which ink did you drop out from the same K7 bottles? You earlier
> observed
> 
>   "Second thing: eyballing the two printouts it looks to me like the k5
> ink is printing noticeably darker on the 7000 than on the 2200."
> 
> Therefore, I am begining to think that you dropped the wrong ink from K7
> to make K6. Call inkjetmall and find out which is correct.
> 
> Shilesh
> 
> 
> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> >
> >
> > ... and here's an image of the two inkseparation files.
> >
> > http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg
> >
> > Top is the 2200, bottom is the 7000.
> >
> > Both printers using Piezo K7 inks from the same bottles.
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > >
> > > Addendum in case it matters: I printed the six-ink "inkseparation"
> file for the 7000, and the seven-ink file for the 2200. So I'm pretty
> sure i was comparing apples-to-apples in terms of the individual inks.
> > >
> > > However, I was eyeballing it, because i don't have the gear to do
> actual density checks or whatever it would require.
> > >
> > >
> > > thanks again,
> > > JP
> > >
> > >
> > >
> > >
> > >
> > >
> > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > >
> > > > Roy,
> > > >
> > > > Many thanks for taking a look. I printed the file you suggested
> (calibration mode, no color management) on the 7000 and also on a 2200
> has the same batch of k7 inks in it.
> > > >
> > > > First thing learned: The inks are definitely in the correct slots
> on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > > >
> > > > Second thing: eyballing the two printouts it looks to me like the
> k5 ink is printing noticeably darker on the 7000 than on the 2200.
> > > >
> > > > The inks in both printers are from the same original bottles. Is
> that strange? Or is it a profile issue?
> > > >
> > > >
> > >
> >
> 
> 
> 
> 
> [Non-text portions of this message have been removed]
>

Re: help diagnosing this 0-100% printout?

2010-01-20 by shileshjani

Hmm. I don't know how to help you further. I am not even sure which of systems; 2200 or 7000 is the one working correctly. You will need some meaurement tools for further diagnosis or refinement of curves. Unfortunately the Piezography ink partition and curve creation tools are not available. So you will need to create your own curves from scratch using QTR or have inkjetmall create custom curves for you.

Fortunately, Roy Harrington has recently added the utility that uses a scanner for this purpose.

Good luck.

Shilesh



--- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@...> wrote:
Show quoted textHide quoted text
>
> 
> 
> 
> > Hello JP,
> 
>  the 7000 is a K6 setup while the 2200
> > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > that? Which ink did you drop out from the same K7 bottles? 
> 
> 
> Yes, QTR's instructions for the 7000 say to drop the 7th shade (the lightest). The folks at Piezography confirmed that for me a week or so ago. 
> 
> So, the 7th shade is the one I've omitted on the 7000. 
> 
> By way of confirmation: Note that the 2200's inkseparation file does show the 7th, lightest shade. And that shade isn't present on the 7000's inkseparation file.
> 
> 
> 
> 
> 
> 
> --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> >
> > 
> > Hello JP,
> > 
> > Yes, your tone order for the 7000 appears correct and in agreement with
> > the K6 setup listed on inkjetmall's webpage for the 7000.
> > 
> > Also, let us remind ourselves that the 700 is a K6 setup while the 2200
> > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > that? Which ink did you drop out from the same K7 bottles? You earlier
> > observed
> > 
> >   "Second thing: eyballing the two printouts it looks to me like the k5
> > ink is printing noticeably darker on the 7000 than on the 2200."
> > 
> > Therefore, I am begining to think that you dropped the wrong ink from K7
> > to make K6. Call inkjetmall and find out which is correct.
> > 
> > Shilesh
> > 
> > 
> > --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> > >
> > >
> > > ... and here's an image of the two inkseparation files.
> > >
> > > http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg
> > >
> > > Top is the 2200, bottom is the 7000.
> > >
> > > Both printers using Piezo K7 inks from the same bottles.
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > >
> > > > Addendum in case it matters: I printed the six-ink "inkseparation"
> > file for the 7000, and the seven-ink file for the 2200. So I'm pretty
> > sure i was comparing apples-to-apples in terms of the individual inks.
> > > >
> > > > However, I was eyeballing it, because i don't have the gear to do
> > actual density checks or whatever it would require.
> > > >
> > > >
> > > > thanks again,
> > > > JP
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > >
> > > > > Roy,
> > > > >
> > > > > Many thanks for taking a look. I printed the file you suggested
> > (calibration mode, no color management) on the 7000 and also on a 2200
> > has the same batch of k7 inks in it.
> > > > >
> > > > > First thing learned: The inks are definitely in the correct slots
> > on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > > > >
> > > > > Second thing: eyballing the two printouts it looks to me like the
> > k5 ink is printing noticeably darker on the 7000 than on the 2200.
> > > > >
> > > > > The inks in both printers are from the same original bottles. Is
> > that strange? Or is it a profile issue?
> > > > >
> > > > >
> > > >
> > >
> > 
> > 
> > 
> > 
> > [Non-text portions of this message have been removed]
> >
>

Re: help diagnosing this 0-100% printout?

2010-01-20 by jespes

Shilesh,
Many thanks for your assist-- much appreciated.

 Re the below:

> I am not even sure which of systems; 2200 or 7000 is the one
> working correctly. 

This 2200 prints very well for me with the stock QTR profiles for Piezo K7 inks. (As in, the print basically matches my screen with no intervention.)

> Fortunately, Roy Harrington has recently added the utility that 
> uses a scanner for this purpose.

Yes I'm about to try it. I suppose I need to do the "linearization,"  correct? 
> 
> Good luck.

Thanks! And any advice is welcome on linearization. That's new territory for me. If I can't get good results myself, I will pay Piezography to do it though I'd rather save the money if I can .




--- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@...> wrote:
Show quoted textHide quoted text
>
> Hmm. I don't know how to help you further. I am not even sure which of systems; 2200 or 7000 is the one working correctly. You will need some meaurement tools for further diagnosis or refinement of curves. Unfortunately the Piezography ink partition and curve creation tools are not available. So you will need to create your own curves from scratch using QTR or have inkjetmall create custom curves for you.
> 
> Fortunately, Roy Harrington has recently added the utility that uses a scanner for this purpose.
> 
> Good luck.
> 
> Shilesh
> 
> 
> 
> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> >
> > 
> > 
> > 
> > > Hello JP,
> > 
> >  the 7000 is a K6 setup while the 2200
> > > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > > that? Which ink did you drop out from the same K7 bottles? 
> > 
> > 
> > Yes, QTR's instructions for the 7000 say to drop the 7th shade (the lightest). The folks at Piezography confirmed that for me a week or so ago. 
> > 
> > So, the 7th shade is the one I've omitted on the 7000. 
> > 
> > By way of confirmation: Note that the 2200's inkseparation file does show the 7th, lightest shade. And that shade isn't present on the 7000's inkseparation file.
> > 
> > 
> > 
> > 
> > 
> > 
> > --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> > >
> > > 
> > > Hello JP,
> > > 
> > > Yes, your tone order for the 7000 appears correct and in agreement with
> > > the K6 setup listed on inkjetmall's webpage for the 7000.
> > > 
> > > Also, let us remind ourselves that the 700 is a K6 setup while the 2200
> > > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > > that? Which ink did you drop out from the same K7 bottles? You earlier
> > > observed
> > > 
> > >   "Second thing: eyballing the two printouts it looks to me like the k5
> > > ink is printing noticeably darker on the 7000 than on the 2200."
> > > 
> > > Therefore, I am begining to think that you dropped the wrong ink from K7
> > > to make K6. Call inkjetmall and find out which is correct.
> > > 
> > > Shilesh
> > > 
> > > 
> > > --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> > > >
> > > >
> > > > ... and here's an image of the two inkseparation files.
> > > >
> > > > http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg
> > > >
> > > > Top is the 2200, bottom is the 7000.
> > > >
> > > > Both printers using Piezo K7 inks from the same bottles.
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > >
> > > > > Addendum in case it matters: I printed the six-ink "inkseparation"
> > > file for the 7000, and the seven-ink file for the 2200. So I'm pretty
> > > sure i was comparing apples-to-apples in terms of the individual inks.
> > > > >
> > > > > However, I was eyeballing it, because i don't have the gear to do
> > > actual density checks or whatever it would require.
> > > > >
> > > > >
> > > > > thanks again,
> > > > > JP
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > > >
> > > > > > Roy,
> > > > > >
> > > > > > Many thanks for taking a look. I printed the file you suggested
> > > (calibration mode, no color management) on the 7000 and also on a 2200
> > > has the same batch of k7 inks in it.
> > > > > >
> > > > > > First thing learned: The inks are definitely in the correct slots
> > > on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > > > > >
> > > > > > Second thing: eyballing the two printouts it looks to me like the
> > > k5 ink is printing noticeably darker on the 7000 than on the 2200.
> > > > > >
> > > > > > The inks in both printers are from the same original bottles. Is
> > > that strange? Or is it a profile issue?
> > > > > >
> > > > > >
> > > > >
> > > >
> > > 
> > > 
> > > 
> > > 
> > > [Non-text portions of this message have been removed]
> > >
> >
>

Re: help diagnosing this 0-100% printout?

2010-01-20 by shileshjani

JP,

Send me a PM. I have worked up a qidf file based on K6 ink densities that I was able to find in the 7500 printer folder for K6 inks. I will send you this file. This will not be linearized - but if the ink partitions I have created are decent, you can use this as the master setup, and linearize with each individual paper you plan to use. You will use the new scanner based tool for linearization. It would help tremendously if you have a local access to a densitometer.

Shilesh

--- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@...> wrote:
Show quoted textHide quoted text
>
> Shilesh,
> Many thanks for your assist-- much appreciated.
> 
>  Re the below:
> 
> > I am not even sure which of systems; 2200 or 7000 is the one
> > working correctly. 
> 
> This 2200 prints very well for me with the stock QTR profiles for Piezo K7 inks. (As in, the print basically matches my screen with no intervention.)
> 
> > Fortunately, Roy Harrington has recently added the utility that 
> > uses a scanner for this purpose.
> 
> Yes I'm about to try it. I suppose I need to do the "linearization,"  correct? 
> > 
> > Good luck.
> 
> Thanks! And any advice is welcome on linearization. That's new territory for me. If I can't get good results myself, I will pay Piezography to do it though I'd rather save the money if I can .
> 
> 
> 
> 
> --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> >
> > Hmm. I don't know how to help you further. I am not even sure which of systems; 2200 or 7000 is the one working correctly. You will need some meaurement tools for further diagnosis or refinement of curves. Unfortunately the Piezography ink partition and curve creation tools are not available. So you will need to create your own curves from scratch using QTR or have inkjetmall create custom curves for you.
> > 
> > Fortunately, Roy Harrington has recently added the utility that uses a scanner for this purpose.
> > 
> > Good luck.
> > 
> > Shilesh
> > 
> > 
> > 
> > --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> > >
> > > 
> > > 
> > > 
> > > > Hello JP,
> > > 
> > >  the 7000 is a K6 setup while the 2200
> > > > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > > > that? Which ink did you drop out from the same K7 bottles? 
> > > 
> > > 
> > > Yes, QTR's instructions for the 7000 say to drop the 7th shade (the lightest). The folks at Piezography confirmed that for me a week or so ago. 
> > > 
> > > So, the 7th shade is the one I've omitted on the 7000. 
> > > 
> > > By way of confirmation: Note that the 2200's inkseparation file does show the 7th, lightest shade. And that shade isn't present on the 7000's inkseparation file.
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> > > >
> > > > 
> > > > Hello JP,
> > > > 
> > > > Yes, your tone order for the 7000 appears correct and in agreement with
> > > > the K6 setup listed on inkjetmall's webpage for the 7000.
> > > > 
> > > > Also, let us remind ourselves that the 700 is a K6 setup while the 2200
> > > > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > > > that? Which ink did you drop out from the same K7 bottles? You earlier
> > > > observed
> > > > 
> > > >   "Second thing: eyballing the two printouts it looks to me like the k5
> > > > ink is printing noticeably darker on the 7000 than on the 2200."
> > > > 
> > > > Therefore, I am begining to think that you dropped the wrong ink from K7
> > > > to make K6. Call inkjetmall and find out which is correct.
> > > > 
> > > > Shilesh
> > > > 
> > > > 
> > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> > > > >
> > > > >
> > > > > ... and here's an image of the two inkseparation files.
> > > > >
> > > > > http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg
> > > > >
> > > > > Top is the 2200, bottom is the 7000.
> > > > >
> > > > > Both printers using Piezo K7 inks from the same bottles.
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > > >
> > > > > > Addendum in case it matters: I printed the six-ink "inkseparation"
> > > > file for the 7000, and the seven-ink file for the 2200. So I'm pretty
> > > > sure i was comparing apples-to-apples in terms of the individual inks.
> > > > > >
> > > > > > However, I was eyeballing it, because i don't have the gear to do
> > > > actual density checks or whatever it would require.
> > > > > >
> > > > > >
> > > > > > thanks again,
> > > > > > JP
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > > > >
> > > > > > > Roy,
> > > > > > >
> > > > > > > Many thanks for taking a look. I printed the file you suggested
> > > > (calibration mode, no color management) on the 7000 and also on a 2200
> > > > has the same batch of k7 inks in it.
> > > > > > >
> > > > > > > First thing learned: The inks are definitely in the correct slots
> > > > on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > > > > > >
> > > > > > > Second thing: eyballing the two printouts it looks to me like the
> > > > k5 ink is printing noticeably darker on the 7000 than on the 2200.
> > > > > > >
> > > > > > > The inks in both printers are from the same original bottles. Is
> > > > that strange? Or is it a profile issue?
> > > > > > >
> > > > > > >
> > > > > >
> > > > >
> > > > 
> > > > 
> > > > 
> > > > 
> > > > [Non-text portions of this message have been removed]
> > > >
> > >
> >
>

Re: help diagnosing this 0-100% printout?

2010-01-20 by jespes

Shilesh,
Thank you! I've sent a msg, if it doesn't arrive let me know.

thanks and best,
JP

--- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@...> wrote:
Show quoted textHide quoted text
>
> JP,
> 
> Send me a PM. I have worked up a qidf file based on K6 ink densities that I was able to find in the 7500 printer folder for K6 inks. I will send you this file. This will not be linearized - but if the ink partitions I have created are decent, you can use this as the master setup, and linearize with each individual paper you plan to use. You will use the new scanner based tool for linearization. It would help tremendously if you have a local access to a densitometer.
> 
> Shilesh
> 
> --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> >
> > Shilesh,
> > Many thanks for your assist-- much appreciated.
> > 
> >  Re the below:
> > 
> > > I am not even sure which of systems; 2200 or 7000 is the one
> > > working correctly. 
> > 
> > This 2200 prints very well for me with the stock QTR profiles for Piezo K7 inks. (As in, the print basically matches my screen with no intervention.)
> > 
> > > Fortunately, Roy Harrington has recently added the utility that 
> > > uses a scanner for this purpose.
> > 
> > Yes I'm about to try it. I suppose I need to do the "linearization,"  correct? 
> > > 
> > > Good luck.
> > 
> > Thanks! And any advice is welcome on linearization. That's new territory for me. If I can't get good results myself, I will pay Piezography to do it though I'd rather save the money if I can .
> > 
> > 
> > 
> > 
> > --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> > >
> > > Hmm. I don't know how to help you further. I am not even sure which of systems; 2200 or 7000 is the one working correctly. You will need some meaurement tools for further diagnosis or refinement of curves. Unfortunately the Piezography ink partition and curve creation tools are not available. So you will need to create your own curves from scratch using QTR or have inkjetmall create custom curves for you.
> > > 
> > > Fortunately, Roy Harrington has recently added the utility that uses a scanner for this purpose.
> > > 
> > > Good luck.
> > > 
> > > Shilesh
> > > 
> > > 
> > > 
> > > --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> > > >
> > > > 
> > > > 
> > > > 
> > > > > Hello JP,
> > > > 
> > > >  the 7000 is a K6 setup while the 2200
> > > > > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > > > > that? Which ink did you drop out from the same K7 bottles? 
> > > > 
> > > > 
> > > > Yes, QTR's instructions for the 7000 say to drop the 7th shade (the lightest). The folks at Piezography confirmed that for me a week or so ago. 
> > > > 
> > > > So, the 7th shade is the one I've omitted on the 7000. 
> > > > 
> > > > By way of confirmation: Note that the 2200's inkseparation file does show the 7th, lightest shade. And that shade isn't present on the 7000's inkseparation file.
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > --- In QuadtoneRIP@yahoogroups.com, "shileshjani" <shileshjani@> wrote:
> > > > >
> > > > > 
> > > > > Hello JP,
> > > > > 
> > > > > Yes, your tone order for the 7000 appears correct and in agreement with
> > > > > the K6 setup listed on inkjetmall's webpage for the 7000.
> > > > > 
> > > > > Also, let us remind ourselves that the 700 is a K6 setup while the 2200
> > > > > is a K7. So one ink from K7 needs to be dropped to get K6. Which ink is
> > > > > that? Which ink did you drop out from the same K7 bottles? You earlier
> > > > > observed
> > > > > 
> > > > >   "Second thing: eyballing the two printouts it looks to me like the k5
> > > > > ink is printing noticeably darker on the 7000 than on the 2200."
> > > > > 
> > > > > Therefore, I am begining to think that you dropped the wrong ink from K7
> > > > > to make K6. Call inkjetmall and find out which is correct.
> > > > > 
> > > > > Shilesh
> > > > > 
> > > > > 
> > > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" <jesse@> wrote:
> > > > > >
> > > > > >
> > > > > > ... and here's an image of the two inkseparation files.
> > > > > >
> > > > > > http://farm5.static.flickr.com/4070/4290102763_66267c4753_b.jpg
> > > > > >
> > > > > > Top is the 2200, bottom is the 7000.
> > > > > >
> > > > > > Both printers using Piezo K7 inks from the same bottles.
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > > > >
> > > > > > > Addendum in case it matters: I printed the six-ink "inkseparation"
> > > > > file for the 7000, and the seven-ink file for the 2200. So I'm pretty
> > > > > sure i was comparing apples-to-apples in terms of the individual inks.
> > > > > > >
> > > > > > > However, I was eyeballing it, because i don't have the gear to do
> > > > > actual density checks or whatever it would require.
> > > > > > >
> > > > > > >
> > > > > > > thanks again,
> > > > > > > JP
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > >
> > > > > > > --- In QuadtoneRIP@yahoogroups.com, "jespes" wrote:
> > > > > > > >
> > > > > > > > Roy,
> > > > > > > >
> > > > > > > > Many thanks for taking a look. I printed the file you suggested
> > > > > (calibration mode, no color management) on the 7000 and also on a 2200
> > > > > has the same batch of k7 inks in it.
> > > > > > > >
> > > > > > > > First thing learned: The inks are definitely in the correct slots
> > > > > on the 7000. (b=1, c=2 m=5 lc=3 lm=6 y=4)
> > > > > > > >
> > > > > > > > Second thing: eyballing the two printouts it looks to me like the
> > > > > k5 ink is printing noticeably darker on the 7000 than on the 2200.
> > > > > > > >
> > > > > > > > The inks in both printers are from the same original bottles. Is
> > > > > that strange? Or is it a profile issue?
> > > > > > > >
> > > > > > > >
> > > > > > >
> > > > > >
> > > > > 
> > > > > 
> > > > > 
> > > > > 
> > > > > [Non-text portions of this message have been removed]
> > > > >
> > > >
> > >
> >
>

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