NEC MultiSync LCD1920NX User Manual

6-6
3. Picture errors
3.1 High-light in white or black
OK
NG
Is High-light in white or black?
NG
OK
Failure point
Adjust the input on the signal side to 0.7Vp-p again.
Then, use [AUTO CONTRAST] in this mode again.
Normal
Use [AUTO CONTRAST] to adjust video
gain and black-level offset value.
OK
NG
Normal
Is the RGB input maintained at 0.7Vp-p
in L20, L21, and L22?
OK
NG
Normal
Is the RGB input maintained at 0.7Vp-p
at IC01 Pins 7, 15, and 22?
NG
Failure point
Check L23, L25, and L26, and also the signal source.
OK
Failure point
Check the conditions at IC01Pins 29 and 30.

NEC MultiSync LCD1920NX Specifications

General

Screen Size	19 inches
Display Type	LCD
Maximum Resolution	1280 x 1024
Aspect Ratio	5:4
Brightness	250 cd/m²
Contrast Ratio	500:1
Response Time	25 ms
Input Connectors	VGA, DVI-D
Panel Type	TN
Power Consumption	45 W
Viewing Angles	160° (horizontal), 160° (vertical)