Led Green, And Osd Present, But No Image - NEC MultiSync LCD1920NX User And Service Manual

2.3 LED green, and OSD present, but no image

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