Re: [Digital BW] Digest Number 6922
2012-05-02 by Nick Enghardt
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 28, 2012, at 5:21 AM, DigitalBlackandWhiteThePrint@yahoogroups.com wrote: > Digital BW, The Print > Messages In This Digest (3 Messages) > 1a. > Re: Epson K3 Photo Black and LK From: Terry Ritz > 2a. > Re: QTR calibration mode of Epson 1390/ 1400 - weird artifacts in i From: chen.benedict > 2b. > Re: QTR calibration mode of Epson 1390/ 1400 - weird artifacts in i From: chen.benedict > View All Topics | Create New Topic > Messages > 1a. > Re: Epson K3 Photo Black and LK > Posted by: "Terry Ritz" t.ritz@myaccess.ca tritz333 > Fri Apr 27, 2012 8:36 am (PDT) > > > On 12-04-27 1:45 AM, "Ernst Dinkla" <e.dinkla@...> wrote: > > > On 04/27/2012 03:42 AM, Paul wrote: > > > >> I was surprised that the PK to LK step was 1:1 as opposed to closer to > >> 30% PK. I did not make an LLK dilution, which, again, is typically > >> 30-33% LK, remainder clear base. > > > > If you compared it to diluting HP PK, I always had the impression that > > the HP PK and the other Vivera greys are quite dense compared to other > > ink set grey inks. One of the reasons could be that the substitution of > > CMY grey mixes with a heavier grey etc reduces ink lay down more. There > > has to be a balance what is visually acceptable and best for the paper > > coating but the Z3100 in total has hardly any composite greys in color > > prints left and its droplets vary between 4 and 6 picoliter. Drying time > > is fast, color stabilises fast and that is also desired for the internal > > calibration + profiling if done in one run. > > As another point of reference Canon's GY, their LK equivalent from Lucia EX > (6300/8300), measures 44% of their PK ink (BK). This is based on an ink load > of 75% on Canson Platine, which is Dmax for that paper. Again, the density > is greater than one might expect. > > Terry. > > Back to top > Reply to sender | Reply to group | Reply via web post > Messages in this topic (3) > 2a. > Re: QTR calibration mode of Epson 1390/ 1400 - weird artifacts in i > Posted by: "chen.benedict" benedictchen22@... chen.benedict > Fri Apr 27, 2012 10:33 pm (PDT) > > > Hi Paul I did a new print and got this result > > http://s627.photobucket.com/albums/tt360/beneAlpha/?action=view�t=L1010200.jpg > > It seems the top edge is dark that spreads down. Is this likely to be the the Air bubble problem? > > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "chen.benedict" <benedictchen22@...> wrote: > > > > Hi Paul, > > > > Yes I got perfect nozzle checks. > > 3rd party ink, Eboni 6. > > Air bubbles makes sense. > > > > I'll try a calibration test again in a couple of days. > > > > Thanks! > > > > > > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul" <roark.paul@> wrote: > > > > > > "chen.benedict" <benedictchen22@> wrote: > > > > > > > > > > > My brand new 1390 (Asian version of 1400) printer has problems with one of the ink slot. > > > > > > > > Using the QTR calibration mode I have botchy inks for the Light cyan. > > > > > > > > Picture here: > > > > http://s627.photobucket.com/albums/tt360/beneAlpha/?action=view�t=weird-1.jpg > > > > > > > > > Did you get a perfect nozzle check first? > > > > > > Are these the original Epson inks? If you make a warranty claim they will ask that and ask for the serial numbers of the ink cartridges. (At least that is the practice in the US.) > > > > > > > > > My memory is that the Epson carts have an air inlet at the bottom of the cart that has a tab covering it. That tab must be removed. (I don't use many Epson OEM carts, so I may be wrong on this.) > > > > > > The image you showed looked like more than the usual foam in the ink problem that can happen with third party inks or refilling. Foam is not clogging and will dissipate if the printer is just left alone for a while. It usually shows up as random gaps in the nozzle check. > > > > > > An air bubble in the outlet might cause the problem. I would not expect that with new OEM carts. Their vacuum filling is rather good. > > > > > > > ... > > > > Also does the Light cyan denoted by QTR the same as Light Cyan cart in printer? > > > > > > > > > Yes. > > > > > > Good luck with the printer. You may have a defective unit -- assuming the inks were new Epson inks that you were testing with. > > > > > > Paul > > > www.PaulRoark.com > > > > > > > Back to top > Reply to sender | Reply to group | Reply via web post > Messages in this topic (5) > 2b. > Re: QTR calibration mode of Epson 1390/ 1400 - weird artifacts in i > Posted by: "chen.benedict" benedictchen22@gmail.com chen.benedict > Fri Apr 27, 2012 11:41 pm (PDT) > > > Hi Paul I'm still getting the same problem with the LC > it seems there is a pattern in the calibration print > > http://i627.photobucket.com/albums/tt360/beneAlpha/L1010200.jpg > > Totally lost on this. > Thanks in advance > > --- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul" <roark.paul@...> wrote: > > > > "chen.benedict" <benedictchen22@> wrote: > > > > > > > > My brand new 1390 (Asian version of 1400) printer has problems with one of the ink slot. > > > > > > Using the QTR calibration mode I have botchy inks for the Light cyan. > > > > > > Picture here: > > > http://s627.photobucket.com/albums/tt360/beneAlpha/?action=view�t=weird-1.jpg > > > > > > Did you get a perfect nozzle check first? > > > > Are these the original Epson inks? If you make a warranty claim they will ask that and ask for the serial numbers of the ink cartridges. (At least that is the practice in the US.) > > > > > > My memory is that the Epson carts have an air inlet at the bottom of the cart that has a tab covering it. That tab must be removed. (I don't use many Epson OEM carts, so I may be wrong on this.) > > > > The image you showed looked like more than the usual foam in the ink problem that can happen with third party inks or refilling. Foam is not clogging and will dissipate if the printer is just left alone for a while. It usually shows up as random gaps in the nozzle check. > > > > An air bubble in the outlet might cause the problem. I would not expect that with new OEM carts. Their vacuum filling is rather good. > > > > > ... > > > Also does the Light cyan denoted by QTR the same as Light Cyan cart in printer? > > > > > > Yes. > > > > Good luck with the printer. You may have a defective unit -- assuming the inks were new Epson inks that you were testing with. > > > > Paul > > www.PaulRoark.com > > > > Back to top > Reply to sender | Reply to group | Reply via web post > Messages in this topic (5) > > RECENT ACTIVITY > 1 > New Members > Visit Your Group > Y! Entertainment > World of Star Wars > Rediscover the force. > Explore now. ---------- > > Yahoo! Finance > It's Now Personal > Guides, news, > advice & more. ---------- > > Yahoo! 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