Cosmetic Outgoing Inspection Specification
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Address : #510 Seongseong-Dong, Cheonan-City, Chungcheongnam-Do, Korea, 330-300 PowerPoint PPT Presentation


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Cosmetic Outgoing Inspection Specification ( 19” S XGA ( 1 28 0 x 1024 ) Monitor TFT LCD ). Customer. Samsung. J. S. Shim Senior Manager CS Group(LCD). CS Team LCD BUSINESS SAMSUNG Electronics Co., LTD. Address : #510 Seongseong-Dong, Cheonan-City, Chungcheongnam-Do, Korea, 330-300

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Address : #510 Seongseong-Dong, Cheonan-City, Chungcheongnam-Do, Korea, 330-300

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Address 510 seongseong dong cheonan city chungcheongnam do korea 330 300

Cosmetic Outgoing Inspection Specification

(19” SXGA( 1280 x 1024 ) Monitor TFT LCD)

Customer

Samsung

J. S. Shim

Senior Manager

CS Group(LCD)

CS Team

LCD BUSINESS

SAMSUNG Electronics Co., LTD

Address : #510 Seongseong-Dong, Cheonan-City, Chungcheongnam-Do, Korea, 330-300

Tel. 82-41-529-6793


Address 510 seongseong dong cheonan city chungcheongnam do korea 330 300

1.1 Outgoing Inspection Criteria

1.1.1 Inspection Introduction

1.1.1.1 Conditions

1.1.1.2 Defect Modes

foreign material

points on the display which appear dark / bright and remain unchanged in size and without halo effect (please refer to Appendix 1 for detail figure)

spot

points on the display which appear dark / bright and remain unchanged in size and with halo effect (please refer to Appendix 1 for detail figure)

dark / bright lines

lines on the display which appear dark / bright and remain unchanged in size

polarizer scratch

when the unit is lit a light, line is seen across a darker background; line does not vary in size

polarizer dent

when the unit is lit a light, light(white) spots appear against a darker background, and do not vary in size

bright/dark dot

a sub-pixel (R, G, B dot) stuck off / on


Address 510 seongseong dong cheonan city chungcheongnam do korea 330 300

D

W

L

W

L

D

1.1.2 Mechanical Inspection

* If there is none identified criteria in this specification, Samsung will refer production

specification that Customer and Samsung agreed.

* If there is mechanical dimension issue which has no designated tolerance, Samsung will

apply natural tolerance.

1.1.3 Visual Inspection

[ D : diameter, W : width, L : length, N : count ]

*1 : Translucent edge is ignored in measuring the diameter of spot.


Address 510 seongseong dong cheonan city chungcheongnam do korea 330 300

1.1.4 Electrical Inspection

[ L : length, N : count ]

  • Definitions/ Notes;

  • - On/Off bright dot count as single bright dot.

  • Adjacent dot count as single dot defect for total number of dot defect.

  • Adjacent rule is only for dot defect not uniformity.

  • Uniformity issues should inspect at Black, White, R,G,B Pattern

  • not a gray pattern.


Address 510 seongseong dong cheonan city chungcheongnam do korea 330 300

Fig. 1. Bright dot defect description

【two adjacent】

( Good )

( NG )

Fig. 2. Dark dot defect description

【two adjacent】

(Good)

(N. G)


Address 510 seongseong dong cheonan city chungcheongnam do korea 330 300

15 mm

14.9 mm

Good

N. G

5 mm

4.9 mm

N. G

N. G

Fig. 3. Minimum distance between dot defects

【bright dot - to - bright dot】

【dark dot - to - dark dot】

* Adjacent two & three dots in horizontal direction will be considered as one dot.

* Minimum distance criteria is applied to the defect which are not defined in the

spec. That is adjacent dots (two or three) do not follow minimum distance criteria.

* The distance between bright dot & dark dot will not be considered.

* The distance between dot & mechanical defect will not be considered.


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