You will need an 11-Step Grayscale Chart for this procedure.
The Grayscale adjusts the exposure levels of the camera across all the steps in the
grayscale chart to ensure proper color reproduction across the entire range of tones.
Press MENU and selectMAINTENANCE > AUTO SETUP > GRAY SCALE.
Frame the camera on the Grayscale chart to align the 6 cursors shown on the monitor display as shown on the figure below.
The camera will adjust the iris automatically once the setup is executed.
Figure: Gate Marker Alignment
Press and hold the R button for 1 second.
The camera will automatically align Black, Gain, Flare, and Gamma to preset values.