NEC AccuSync LCD72VM User Manual page 77

Out of Range
Video Input: Out of Range
When an out of range condition is formed, it displays OSD of the out of range mode.
Measured frequency is in the following case.
A. The out of range display of the screen non- display (The background screen is in the mute condition
(The black background)).
When the screen can not be displayed in the specification of the LCD panel by changing " H.size scaling rate
and so on", "Out Of Range" OSD Shall be displayed in the center of screen.
B.The out of range display of the screen display(When the screen can be displayed in the specification
of the LCD panel by changing " H.size, scaling rate and so on") "Out Of Range" OSD Shall be displayed
in the center of screen.
Also, when judging case 2, Auto adjust function shall be proceeded. The Auto adjust function is described in
section (Auto Adjust)
This function gives warning about input resolution or
refresh rate which the monitor cannot display.
If video signal is not proper timing when monitor power
on or input signal is changed.
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