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64128M Datasheet, PDF (14/22 Pages) List of Unclassifed Manufacturers – GENERAL SPECIFICATION | |||
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Displaytech Ltd LCD MODULE 64128M SERIES Version : 1.1 P 14 of 21
Item
Inspection Standard Description
Draw
Standard
X
y
11
LCD display
Broken segment(dots)
1
â§b
4
1
â§a
4
(X or y) â§0.2mm
1
â¦b
4
1
â¦a
4
1
â¦b
5
1
â¦a
5
LCD display
12 Black spot or
White spot
x+ y
Ã=
2
Ã<0.10
0.1<Ãâ¦0.20
0.20â¦Ã<0.25
0.25< Ãâ¦0.4
Ã>0.4
Black line/white line(LÃw)mm
(Lâ¦1.0)Ã(Wâ¦0.025)
13 LCD display excess black line or white line
(1.0<Lâ¦1.5)Ã(Wâ¦ä¸â§0.025)
(L>1.5)Ã(Wâ¦0.025)
(L>2)Ã(W>0.025)
14 Backlight not function
15 LED not function or dim
16 Backlight defect (dirt, scratch)
Standard Defect type
QTY
1 Reject
MIN
1 Reject
MIN
1 Accept
2 Accept
QTY
2
1
0
0
QTY
2
1
0
0
Accept
Accept
Accept
Reject
Reject
Accept
Accept
Reject
Reject
Reject
Reject
Reject
MIN
MAJ
MIN
MAJ
MAJ
MIN
MIN
2) COSMETIC INSPECTION STANDARD
Item
Standard description of inspection
1 LCD inspection item
1.1 LCD color variation
1.2 LCD broken
1.3 Wrong polarizer of LCD
1.4 Spot on LCD surface
Scratch on LCD
1.5
Ã= x + y
2
LCD scratch
1.6
Scratch depth see sample
Scratch = Ã
x
Ã<0.1
0.1â¦Ã¸â¦0.15
y
0.15< øâ¦0.25
Ã>0.25
Scratch =L
<0.5
<1.0
scratch =W
Wâ¦0.015
Wâ¦0.02
Wâ¦0.03
â§1.0
Wâ§0.03
White or black spot on LCD
1.7
x+ y
Ã=
2
Ã<0.1
0.1â¦Ã<0.2
0.2â¦Ãâ¦0.25
Ã>0.25
Bevy point
Standard Defect type
QTY
Except
2
1
1
QTY
2
1
1
QTY
2
1
1
-
See
sample
Reject
Reject
Reject
Accept
Accept
Accept
Reject
Accept
Accept
Accept
Reject
Accept
Accept
Accept
Reject
Reject
MIN
MAJ
MAJ
MAJ
MIN
MIN
MIN
MIN
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