6-5
2.3 LED green, and OSD present, but no image
Is there a VIDEO signal at W01,and H-sync V-sync ok?
NO
Failure point
1) Check power of IC11.
2) Check IC11 if ok.
END
Failure point
1) Check the power of IC08
2) Check H-sync circuit
3) Check IC01 if ok
Is there Digital (DVI) signal input on W06?
YES
Is there a digital signal output available of
IC11 (H, V, CLK, DE, data)?
YES
NO
YES
Is there a H-sync, clock, data output
available of IC01?
Failure point
1) Check power of IC02 (IC31, R128, R80)
2) Check IC02 if ok.
NO
YES
Is there a available signal output IC02?
NO
Failure point
1) Check W07 on PCB BD.
2) Check LVDS signal cable ok?
Is there a available signal at IC36, IC37?
YES
Is signal output to panel ok? (Is W07
signal transfer to W07 to panel CN1 ok?)
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 ...