NEC LCD2080UX - MultiSync - 20.1" LCD Monitor, Руководство по обслуживанию

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5-21
(3) Standard for External Inspection
Standard value
Inspection item Inspection spot Direction
Conditions
Number of
permissions
Width(W)mm Length(L)mm
W < 0.03 -
L < 0.3
Don’t care
0.3
≤
L < 3.0
4 pcs. or less
0.03
≤
W < 0.10
3.0
≤
L
0 pcs
0.10
≤
L
≤
0.25
Don’t care
0.25
≤
L < 0.80
4 pcs. or less
Lint, foreign
substance
Lint between the
polarizing plate
(all surface) and
the glass
substrate
A
0.10
≤
W
0.80
≤
L
0 pcs
Contamination and
flaws in the
external
appearance of the
shield front plate
and backlight
A
•
Freedom from fingerprints and
contamination after cleaning.
•
Base plate invisible even after the
plate coating has been marred.
•
Freedom from burrs around edges
and holes.
Width(W)mm Length(L)mm
W < 0.01 - Don’t care
L < 1.0 Don’t care
1.0
≤
L < 10.0
0 pcs
Flaws, foam, and
dust on the
polarizing plate.
(Line form)
A
0.01
≤
W < 0.05
10.0
≤
L
0 pcs
Average diameter
Φ
(mm)
Φ
< 0.20
- Don’t care
0.20
≤ Φ
< 0.80
- 4 pcs. or less
Contamination
and flaws
(Note)
L > 2W:
Line form
L
≤
2W:
Dot form
Flaws, foam, and
dust on the
polarizing plate.
(Dot form)
A
0.80
≤ Φ
- 0 pcs