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Using iScan Duo’s Test Pattern Generator
1. Enable test pattern generator by pressing the ‘Test Pattern On/Off’ button on
the Duo’s remote or using the on-screen menu Output Setup > Test Patterns >
On.
2. Adjust primaries and white point using the on-screen menu.
The RGB indicator on the left side of the screen shows the input RGB
signal going into the CMS processor. The RGB indicator on the right side
shows the output RGB signal from the CMS processor. The units for
these indicators as well as the adjustment values are in percentage of full
range gamma-corrected RGB.
3. There are 8 chromaticity offset controls
a. Red-x
b. Red-y
c. Green-x
d. Green-y
e. Blue-x
f. Blue-y
g. White-x
h. White-y
4. When Red is being adjusted, the Duo automatically generates a red test pattern.
Similarly, when Green, Blue and white are being adjusted, the green, blue and
red signals are generated by the Duo.
Using a reference signal connected to iScan Duo’s input
The Duo’s test pattern generator should be turned off in this mode. Provide the
reference primary and white signal that needs to be measured and adjusted and use the
on-screen menu as described in the previous section.
Gray Scale Control
The Gray Scale control allows gray scale adjustment in 11 steps from 0 IRE to 100 IRE in
10 IRE increments.
This new control is available in the Output Setup menu.
Main Menu > Output Setup > Gray Scale