2. Defect, Scratch and Dust
Inspection conditions:
(a) Viewing distance is approximately 15~50cm
(b) Ambient illuminant is from 300 to 500lux.
(c) Viewing angle is normal to the LCD panel.
(d) Ambient temperature is approximately 25deg C.
(e) Input signal clock frequency: 40MHz
DEFECT TYPE
LIMIT
Dark/ Bright Spot
Circular Foreign Material
0.2mm
≤
D
≤
0.5mm
N
≤
7
Bright or Dark Line
Foreign Material
0.05mm
≤
W
≤
0.2mm
0.3mm
≤
L
≤
3mm, N
≤
5
Polarizer/ Linear Scratch
0.01mm
≤
W
≤
0.5mm
1.0mm
≤
L
≤
10mm, N
≤
5
Polarizer- Bubble/ Peeling
Average D
≤
0.5mm, N
≤
6
VISUAL
DEFECT
Maximum Allowable Defect
Count All Types
N
≤
7
Bright Dot Random
N
≤
4
Bright Dot – Green
N
≤
3
Bright Dot – 2 Adjacent
N
≤
2
Dark Dots – Random
N
≤
6
Dark Dots – 2 Adjacent
N
≤
3
Dark Dots – 3 or More
adjacent
N = 0
Total Bright and Dark Dots
N
≤
6
Minimum Distance Between
Bright Dots
15 mm
Minimum Distance Between
Bright and Dark Dots
10 mm
ELECTRICAL
DEFECT
Minimum Distance Between
Dark Dots
5 mm
1) D: diameter, W: horizontal width, L: vertical high, N: number
Содержание LCD1511M
Страница 23: ...Printed on recycling paper Printed in China 36 59106 001 Rev A ...
Страница 26: ...2 Exploded Overview ...
Страница 38: ...2 5 E Earphone Troubleshooting Yes Start Change Main Board End No Change AudioBoard Yes ...
Страница 47: ...Face D Length 89mm Width 0 76mm 2 lines scrapes Figure 4 Face D View ...
Страница 56: ...5 Minimum distance between dot defects Bright dot to bright dot Dark dot to dark dot ...