2009/9/16 Nikolay Pokhilchenko <nikolay_po@xxxxxxx>: > Pascal de Bruijn wrote: > >> > I've noticed, that on some generic LCD displays with classical CCFL >> > backlit get a green cast when calibrated with i1 Display 2 (a >> > colorimeter). It's because most of consumer colorimeter have far not exact >> > spectral sensitivity as in described in CIE standard for standard >> > observer. The correction matrix are applied to colorimeter data for every >> > kind of display type in software (LCD CCFL, LCD LED, Wide GAMUT LCD, >> > Projectors). If Your kind of display wasn't corrected by matrix by >> > manufacturer, the results may be quite far from wanted. >> >> Does this correction happen in hardware? Anyway I though the Huey was >> a stupid device... As in just a passive sensor... Since it has no >> firmware... >> > > The firmware may mean not only the program code, but the simplest correction > coefficient for certain device with certain filters and sensors. > The PC software may reads that coefficients from device memory (firmware) and > use the coefficients to interpret the sensors data. The every type of display > should have it's own coefficients in a colorimeter. > >> >> Please note that only the single shaper matrix profile looks good on >> my screen... Even the multiple shaper matrix looks a bit greenish.. >> > > I'm glad to read it! :) So I'm right. > >> I'd appreciate any pointers to what might be the issue... >> > > The problem is in the Huey firmware coefficients, which are non-correct for > Your display (and may be for other displays too). The device sensor may be > just dirty. Or the devise may be broken. > Do You insured, that You have select the correct display type while dispcal > and dispread? I ran dispread with -y l yes, I did not run dispcal, I'm not using the VideoLUT... Regards, Pascal de Bruijn