NEC MultiSync V520, Service Manual

Page: 29 / 104

4. Side Pincushion Adjustment
(1) When OSM MENU is displayed, Select the “ “ icon.
(2) Make sure that the side pincushion distortion meets the following standards.
1.5mm
1.8mm
1.5mm
1.8mm
1.8mm 1.8mm
1.8mm
1.8mm
5. Trapezoid Distortion Adjustment
(1) When OSM MENU is displayed, Select the “ “ icon.
(2) Make sure that the trapezoid distortion meets the following standards.

(AB
−
CD)

< 2mm

(AC
−
BD)

< 2mm
B
D
A
C
6. Preset Picture Size and Position Adjustment
Factory Mode Setting
Signal: All Signals Cross hatch
*Perform the Preset Picture Size and Position Adjustment for above all signal.
(1) When OSM MENU is displayed, Select the “ ”,” ”,” ”,” ” icon.
(2) Adjust the picture size and position as listed below by “
−
”, “
+
” SW.
Picture size
H : 270
±
2mm
V : 203
±
2mm
Picture position
H :

(X
TOP
−
X
BOTTOM
)

< 3mm
V :

(X
LEFT
−
X
RIGHT
)

< 3mm
Video
XRight
Bezel XTop
XLeft
XBottom
26