SpectraCal HP DreamColor Z27x User Manual
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b. Adjust Brightness
On the Adjust Brightness page, you can change the monitor’s luminance output by adjusting its
Brightness control. Click the CalMAN AutoCal button and input your desired White Level Target
to automatically adjust the Brightness control. Or, click the Read Continuous button and adjust
the software Brightness control in CalMAN to change the white level luminance.
c. Monitor Optimization
Skip the Monitor Optimization page for the HP DreamColor monitor. This page would normally
be used to calibrate a monitor’s RGB Gain and RGB Offset controls. The HP monitor has a full 1D
LUT available instead, which will be calibrated on the following page.
d. Internal Monitor Calibration
On the Monitor Optimization page, CalMAN automatically adjusts the HP monitor’s output 1D
LUT to calibrate gamma and adjusts its color matrix to calibrate CMS. Click the CalMAN AutoCal
button to start the automatic calibration process.
Note: There are no CMS controls available in the CalMAN DDC controls window for manual color
matrix adjustments.
e. ICC Profile
On the ICC Profile page, CalMAN automatically measures the HP monitor’s color primaries and
its grayscale levels. It then creates an ICC profile that it writes to the computer that is driving the
HP monitor. Click the CalMAN AutoCal button to start the automatic profile process.
f. Calibration Results
On the Calibration Results page, click the Read Series button to start the post-calibration
measurement. CalMAN displays the monitor measurement data from the previous Pre-
Calibration Capture page. It also displays monitor’s post-calibration performance for
comparison.
g. Visual Verification
On the Visual Verification page, CalMAN displays comparison chip charts for the monitor’s pre-
calibration and post-calibration grayscale performance and ColorChecker performance. It also
displays a variety of photo images on the calibrated display, with the option to disable the ICC
Profile (although the monitor’s internal 1D LUT can’t be disabled).
DONE – You are done with calibrating the HP DreamColor that is normally connected to a computer’s
standard graphics adapter output.