Below is the description of each function of the menu.
Brightness
This Item controls the degree of brightness.
#Brightness can be adjusted by using the [BRIGHT] control knob on the front of the monitor.
CONTRAST
This item controls the contrast ratio.
#Contrast can be adjusted by using the [CONTRAST] control knob on the front of the monitor.
CHROMA
This item controls saturation.
#Saturation can be adjusted by using the [CHROMA] control knob on the front of the monitor.
PHASE
This item controls Phase value (Hue).
#Phase value can be adjusted by press the [PHASE] button on the front of the monitor.
APERTURE
This item controls the picture sharpness.
#Sharpness can be adjusted by using the [APERTURE] control knob on the front of the monitor.
NTSC Setup
This item sets IRE value in NTSC mode between 0 IRE and 7.5 IRE.