CMN-91
Installation and Operation Manual
Setup Menu Functions
© 2016 Imagine Communications Corp. Proprietary and Confidential.
Revision D | Page 128
light green, light cyan, light red, light magenta, yellow, and white. The default selection is light
green. Use the curved arrow knob to scroll through the available color selections.
Graticule Color: This selection option is used to select the color for the graticule display items.
Color selections are blue, green, cyan, red, magenta, brown, gray, dark gray, light blue, light
green, light cyan, light red, light magenta, yellow, and white. The default selection is white. Use
the curved arrow knob to scroll through the available color selections (you will see the colors
change on the display screen).
Cursor Color: This selection option is used to select the color for the cursor display items. Color
selections are blue, green, cyan, red, magenta, brown, gray, dark gray, light blue, light green,
light cyan, light red, light magenta, yellow, and white. The default selection is light red. Use the
curved arrow knob to scroll through the available color selections (you will see the colors change
on the display screen).
Aspect Ratio: This selection option is used to indicate to the CMN-91 instrument the format of
the monitor that is utilizing the signal from the DVI OUT port. The menu selection should always
match the actual aspect ratio of the monitor. When the aspect ratio is correctly set, the vector
display graticule will appear round instead of oval.
Sleep Mode: This selection option is used to turn off all LEDs and the display after there is no
activity for the specified duration. In Sleep mode the CMN-91 is still active (that is, alarms still
triggered, etc.) The time it takes for Sleep mode to activate can range from 1 to 60 minutes.
Monochrome Display: This selection option is used to provide a black-and-white display output.
Graticule Intensity: This selection option is used to raise or lower the brightness of the displayed
graticule. The range of graticule intensity is 1% to 100%. The default selection is 50%.
Cursor Intensity: This selection option is used to raise or lower the brightness of the displayed
cursor. The range cursor intensity is 1% to 100%. The default selection is 100%.
Front Panel: This selection option is used to raise or lower the brightness levels of the front panel
function buttons, and to select the intensity of the display background.
High Tally: This selection option is used to set the brightness of the High Tally state. The
brightness of the high tally state is determined by the contrast and brightness of the low tally
state. The range of button contrast is 35% to 100%. The default selection is 80%.
Low Tally: This selection option allows for setting the brightness of the buttons in a low tally
state. The range of brightness is 0% to 10%. The default selection is 5%.
LCD Backlight Level: This selection option allows for setting a low- or high-intensity level of the
LCD display backlight. The default selection is High.
GPIO: The GPIO selection options are described below
Input Function: This selection option is used to configure the GPIs. There are selectable
functions to allow external control of the unit or to show an onscreen alarm.
Output Function: This selection option is used to determine the GPO Polarity and GPO Setup for
each input.
GPO Polarity: There is one output GPI that is associated with a list of alarms. All GPO alarm
activation selections are set to the default OFF until the alarm is enabled. When an alarm is
enabled, the GPO functions according to the GPO Polarity setting (Normally Open, Normally
Closed). The default polarity is Normally Open.
Normally Open: The contact closure on the GPO board is normally open. When the contact closure
closes, the GPO alarm is activated.
