Linearity - Mitsubishi Electric DPro930SB-BK Service Manual

5.5.7. Parallelogram
All Preset Signals
-0.8mm ≤ a ≤ +0.8mm
or -0.2 degree ≤ α ≤ +0.2 degree
5.5.8 Overall Distortion
All Preset Signals
: d ≤ 1.5mm
Top
Bottom : b ≤ 1.5mm
Left side : a ≤ 1.5mm
Right side: c ≤ 1.5mm
5.5.9 Video Boundary Geometry
All Preset Signals
S ≤ 50mm : b-a ≤ 0.5 mm
S > 50mm : b-a ≤ 0.01 x S mm

5.6 Linearity

H: ≤ 15%(31-43k) , ≤ 12%(43-55k) , ≤ 10%(55k-) , adjacent: ≤ 6%
Linearity
V: ≤ 10% , adjacent: ≤ 5%
* at preset timings
* With Green-Crosshatch (17 lines horizontally by 13 lines vertically ) applied.
* The formula used to calculate linearity is:
Xmax – Xmin
(Xmax + Xmin)/2
X1 X2 X3 X4 X5 X6 X7 X8 X9 X10 X11 X12 X13 X14 X15 X16
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
Y10
X11
Y12
Ymax - Ymin
x 100%
(Ymax + Ymin)/2
a
α
a
x 100%
X1=X2=X3=...=X16
Y1=Y2=Y2=...=Y12
5-23
d
b
c