Digital BW, The Print

Thanks a lot Paul for sharing your experience, I will probably 
follow your advice and go first for the UT-R2 inkset, since most of 
my pics are in B&W. BO would still be an alternative with UT-R2, and 
could work fine in many (non-smooth) pictures.

Regards,

Fernando


--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "Paul Roark" 
<paul.roark@...> wrote:
>
> I've found few printers that can consistently deliver a smooth BO 
print when
> there is a plain sky or other smooth type subject matter.  It's 
not just the
> dots, many if not most, particularly at that price point, band and 
cannot be
> fixed.  Changing the carts in a small printer to go from B&W to 
color is not
> that much of a problem.  I'd recommend trying the UT-R2 inkset for 
more
> smoothness.
> 
>  
> 
> Paul
> 
> www.PaulRoark.com <http://www.paulroark.com/>  
> 
>  
> 
>  
> 
>   _____  
> 
> From: DigitalBlackandWhiteThePrint@yahoogroups.com
> [mailto:DigitalBlackandWhiteThePrint@yahoogroups.com] On Behalf Of 
foa208
> Sent: Thursday, August 03, 2006 9:11 AM
> To: DigitalBlackandWhiteThePrint@yahoogroups.com
> Subject: [Digital BW] Banding problem with BO printing in R220, 
help please!
> 
>  
> 
> I've just purchased a R220 with the idea of ordering MISPRO inks 
and 
> Ebony to do both color and B&W in the same printer with matte 
paper 
> and using the BO mode for B&W.
> 
> Before changing from OEM to MIS inks, I'm testing BO printing 
first, 
> and I'm really impressed with the look of BO in most of my prints.
> 
> However, I've found an anoying horizontal banding which is ONLY 
> visible in homogeneous zones (e.g. skies) which are mid/dark, not 
in 
> highlights or very dark zones.
> 
> I've observed the same problem in two R220s, with three different 
> papers, and ONLY in BO mode. Color or grayscale (using all inks)
> homogeneous zones show no banding at all.
> 
> I've tried different things to solve BO banding, but none of them 
> gave a significant improvement:
> 0-Head cleaning and nozzle check (no problems observed in the 
latter)
> 1-Head alignment
> 2-Low alignment numbers (#2)
> 3-QTR with all the dither parameters
> 4-Even resolutions (e.g., 320 dpi)
> 5-Unidirectional and Bidirectional printing
> 
> The bands are not void gaps, just periodic lines less dark than 
the 
> background, separated by about 3 mm.
> 
> This problem makes me to reconsider my initial idea of doing B&W 
and 
> color in the same printer, and go for the UT-R2 solution in a 
> dedicated B&W printer, and who knows for color...
> 
> Any help will be appreciated.
> 
> Thanks in advance,
> 
> Fernando
> 
>  
> 
> 
> 
> [Non-text portions of this message have been removed]
>