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.
Summary of Contents for LCD1920NX BK - MultiSync - 19" LCD Monitor
Page 4: ...1 1 USER S MANUAL 1 A Version MultiSync LCD1920NX TM ...
Page 49: ...3 6 SYMBOL CODE DESCRIPTION 15 79PZ0004 LCD MODULE 19 0 TFT FLC4 15 ...
Page 100: ...7 9 2 4 3 Circuit diagram ...
Page 172: ...MODEL LCD1920NX LCD MAIN BD 1 7 SCHEMATIC DIAGRAM 10 1 Schematic Diagram ...
Page 173: ...MODEL LCD1920NX LCD MAIN BD 2 7 SCHEMATIC DIAGRAM 10 2 ...
Page 174: ...MODEL LCD1920NX LCD MAIN BD 3 7 SCHEMATIC DIAGRAM 10 3 ...
Page 175: ...MODEL LCD1920NX LCD MAIN BD 4 7 SCHEMATIC DIAGRAM 10 4 ...
Page 176: ...MODEL LCD1920NX LCD MAIN BD 5 7 SCHEMATIC DIAGRAM 10 5 ...
Page 177: ...MODEL LCD1920NX LCD MAIN BD 6 7 SCHEMATIC DIAGRAM 10 6 ...
Page 178: ...MODEL LCD1920NX LCD MAIN BD 7 7 SCHEMATIC DIAGRAM 10 7 ...