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1、Lenovo ME parts general appearance StandardDoc Num: CBG-CNB-QS-002Revision No.: V1.1Document Type: standardDate of Issue: 2010-12-31ME Parts General Appearance StandardThis document was approved for general use on the indicated date of issue.The user of this document is responsible for obtaining the
2、 master/latest version on-line prior to use. If this is a printed hardcopy, its for reference only.Users that have recommended process changes should send them via e-mail to the process owner.Process Owner NameFunction/BUEmailLigangCNBU PQEUsers that have recommended process changes should send them
3、 via e-mail to the process owner.Process Designers NameFunction/BUEmailLigangCNBU PQEApprovalsThis document requires the following approvals:NameLeadership/Function/BUDateReviewerThis document requires the following review:NameLeadership/Function/BUDateRevision History Revision NumberRevision DateSu
4、mmary of ChangesRevised ByV1.02009-01-12First versionHuang BHV1.12010-12-201, Add HTM&RHCM and glossy Mylar criteria to follow UV coating in section 3.1.2, Add Rubber Painting criteria as section 3.53, Add Anodic Oxidation criteria as section 3.64, Stress mark and inject mark not allowed in A class
5、surface.5, Add Leather, Plating, Texture criteria to follow general painting in section 3.4.LigangdContent1. General Inspection conditions2. Definition for appearance surface levels3. Definition of defects and acceptance criteria by craftwork3.1 UV painting / HTM/ RHCM / glossy Mylar craftwork3.2 IM
6、F Craftwork3.3 IMR craftwork3.4 General Painting, Leather, Plating, Texture3.5 Rubber Painting3.6 Anodic Oxidation1. General examination conditions:1.1 If unspecified, the distance of naked-eye examination is (by default): Level A surface 300 mm, Level B surface 500 mm, Level Csurface 500 mm;1.2 If
7、unspecified, the light source is (by default): in daytime indoor diffused sunlight, or under a standard light source: D65, CWF, A light source, 400-800LUX illumination;1.3 The examined unit is 1 m (vertical distance) from the light source, and poses a 30 angle to the level surface. It revolves verti
8、cally for 30 to both the right and left. Examine for 5 to 10 seconds.1.4 If unspecified, the surrounding conditions are (by default): 205,6510 %RH;1.5 Examination tools: gloves, special comparison template, plug gauge, vernier caliper, magnifying glass, microscopic measurement devices, film, compari
9、son color plate, defect card, etc.2. Definition for appearance surface levels:Level A appearance surface: Under normal use conditions, the product surface that is always touched by the user, or the portions that can be directly perceived by the naked eye. As shown in the diagram below, Level A appea
10、rance surface can be further divided into four categories:A1 surface: When the LCD module is closed, the LCD back cover surface (where the logo is situated) that can be seen by the user;A2 surface: When the LCD module is open to 90 degrees, the surface where the LCD screen is situated (including the
11、 LCD screen surface and the four sides of the LCD cover);A3 surface: When the LCD module is open to 90 degrees, the surface where the keyboard and mouse pad are situated in a normal use state;A4 surface: When the LCD module is closed, the front side surface that the user faces;Level B appearance sur
12、face: When the LCD module is closed, the right and left side surfaces that the user faces;Level C appearance surface: When the LCD module is closed, the side surface opposite to the A4 surface (the back of the host computer), as well as the bottom side surface of the host computer;Level D appearance
13、 surface: When the host computer is placed or used normally, the inside area of the host computer.Front surface, top surface: When the LCD is closed, the top surface and the surface that faces the user; when the upper lid is open, the LCD surface and the keyboard surface, totaling four surfaces;As s
14、hown in the figure below: Felt scratches: Any scratch that can be seen from any angle or can be felt by a finger touch sliding through.Unfelt scratches: Any scratch that can be seen only from a certain angle, or cannot be felt by a finger touch sliding through.3. Definition of defects and acceptance
15、 criteria for by craftwork3.1 UV painting/ HTM/ RHCM / glossy MylarNo.ItemAcceptance criteria for Level A surfaceAcceptance criteria for Level B surfaceAcceptance criteria for Level C surface1Felt ScratchesL5mm, W0.1mmn1L5mm, W0.2mmn2, Distance 100mmL10mm, W0.3mmn2, Distance100mm2Unfelt ScratchesL20mm, W0.2mmn2, Distance100mmL25mm, W0.3mmn2, Distance100mmL25mm, W0.5mmn2, Distan
