[argyllcms] Re: Problem communicating with Eye-One_Pro on 64 bit system

  • From: Nikolay Pokhilchenko <nikolay_po@xxxxxxx>
  • To: argyllcms@xxxxxxxxxxxxx
  • Date: Wed, 16 Sep 2009 20:33:55 +0400

I've got that message several times when calibrating a CRT display by EyeOne 
Display2 and the brightness of display was below the instrument sensitivity. 
The minor brightness increasing was helpful in my case.

Have You try -v2 key with dispcal?

-----Original Message-----
From: Leonard Evens <len@xxxxxxxxxxxxxxxxxxxxx>
To: argyllcms@xxxxxxxxxxxxx
Date: Wed, 16 Sep 2009 11:16:41 -0500
Subject: [argyllcms] Problem communicating with Eye-One_Pro on 64 bit system

> I am in the process of setting up an HP Pavillion S5120f.
> I have installed Fedora Linux 11 along with Windows Vista.  It is a 64
> bit AMD machine with 4 GB of memory.  The current monitor is a simple
> Dell 17-inch LCD.    (Eventually I will switch to a better monitor.)  It
> has Brightness and Contrast controls as well as color controls.  With an
> Eye One Pro,  I used
> dispcal -yl -o -v -p 1,.5,.8 TargetA
> leaving the brightness and contrast at default values which resulted
> after calibration/profiling in a luminance of about 130 cd/m^2.  I used
> the color settings under option 2 tio get R=, G=, B=.
> That produced a profile for me, but the reported gamma was higher than I
> wanted.  So I tried
> dispcal -yl -g 2.2 -o -v -p 1,.5,.8
> leaving the previous settings for brightness, constrast adn R, G, and B.
> I had to do it three times to get a profile.  The first time it hung on
> patch 13 of 64 under iteration 3, and the second time it hung on patch
> 26, eventually timing out and reporting a communication error with the
> device.
> I have used this Eye One Pro repeatedly on another (32 bit Dell)
> computer without incident.   Has anyone any suggestions about what the
> problem may related to: e.g, the 64 bit system, the particular USB port,
> or what?
> -- 
> Leonard Evens <len@xxxxxxxxxxxxxxxxxxxxx>
> Mathematics Department, Northwestern University

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