User's Manual

Last change:
2013-12-10
Copyright @ Shenyang
Torch-Bigtide Digital Tech.,Co.,Ltd
HL1530
Page 20 of 25
7.2 Dot Defect
Table 7.1
Defect pattern Condition Criteria
Line defect Display of black, white, red, green, blue 0 line
Red+Green+Blue ≤3 dots
Close defect dots
Note5
0mm≤D≤15mm
Note7
Same color and
different color
0 set
Same color 0 set
2 defect dots
Different color ≤1 set
Bright dots
Note2, Note3
Linked defect dots
Note6
D=0mm
Note7
3 defect dots
or more
Same color and
different color
0 set
Red+Green+Blue ≤5 dots
Close defect dots
Note5
0mm≤D≤15mm
Note7
Same color and
different color
0 set
2 defect dots
Same color and
different color
Dark dots
Note2, Note4
Linked defect dots
Note6
D=0mm
Note7
3 defect dots
or more
Same color and
different color
0 set
2 defect dots
Same color and
different color
Allowed
Linked defect dots
Note6
D=0mm
Note7
3 defect dots
or more
Same color and
different color
0 set
Between Bright dots
and Dark dots
Close defect dots
Note5
0mm≤D≤15mm
Note7
Same color and
different color
Allowed
Total Bright dots + Dark dots ≤7 dots
Note1: Inspection conditions are as follows.
Table 7.2
Temperature
25±5℃
Inspection viewing distance 20cm (The distance between the inspector’s eye and screen.)
0°≤θR≤20°, 0°≤θL≤20°
Inspection direction
0°≤θU≤20°
Inspection illumination 60lx(at a display surface)
Note2: Regardless of bright or intermittent bright, 1/3 or more defects of a dot area is counted as the defect
dot.
Note3: Bright dots are counted while the display is black.
Note4: Dark dots are counted which the display is illuminated with Red, Green or Blue.
Note5: See “7.2.1 Close defect dots”.
Note6: See “7.2.2 Linked defect dots”.
Note7: D is the distance between defect dots.