Samsung LTN154BT02-001 Service Manual page 8

Note 1) Definition of Viewing Angle : Viewing angle range(10
θ
=90
L
6 O'clock
direction
φ
o
= 90
L
Note 2) Definition of Contrast Ratio (CR) : Ratio of gray max (Gmax) ,gray min (Gmin)
at 5 points(4, 5, 7, 9, 10)
CR
Points
Note 3) Definition of Response time :
Display data
Optical
Response
Note 4) Definition of Average Luminance of White : measure the luminance of white at 5 points.
Average Luminance of White ( Y
Y
Y =
L,AVE
Samsung Secret
Doc.No.
LTN154BT02-001
θ
L
x
o
y'
CR(4) + CR(5) + CR(7) + CR(9) + CR(10)
=
5
4 7
: , , ,
White(TFT OFF)
100%
90%
10%
0%
)
L,AVE
+ Y + Y + Y + Y
L4 L5 L7 L9
5
Rev.No
≤
C/R)
Normal Line
φ = 0 θ = 0
o o
,
θ
φ
φ
H
L
5
10
9
, at the figure of Note (6).
Black(TFT ON)
T
R
(320)
10
L10
5
04-A01-G-070717
Approval
R
12 O'clock
y
direction
φ
= 90
H
x'
θ
o
=90
R
White(TFT OFF)
T
F
( 640) (960)
VIEW AREA
9
7
(600)
4
(lines)
: test point
o
Time
(200)
(400)
Page
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