ViewSonic ve510b-3 Service Manual page 17

Cabinet Color Drift Due To UV-Light
Cabinet Texture
Samples
Mechanical Tolerance
Bezel gap
(between front bezel and panel glass)
Mechanical Specifications
● Screen Printed Parts : Artwork shall be provided by ViewSonic. The ViewSonic
Bezel Graphics Specification, VSC_S_299 v1.c (2003) controls logo position
● Bird Logo : The ViewSonic Bird Logo Plate Specification, VSC_S_286 v1.b controls
bird logo position
● Molded Plastic : Workmanship shall be inspected according to the ViewSonic
Molded Plastic Parts Specification, VSCMPPSPEC001 v1.2
● External Jumpers : There shall be no external jumpers allowed
● Panel Preload Pressure :The LCD panel shall not experience any preload pressure
when mounted to the bezel causing image degradation
● Button Alignment : The gap clearance between the buttons and the bezel surface
shall be uniform
● Cold Cathode Fluorescent Tubes (CCFT) Cables : Cables between inverter and
CCFT shall not have any direct contact to any cabinet surface or opening exposing
users to the risk of electric shock. CCFT cables shall be properly routed internally to
prevent them from straying to other areas within the monitor
● Sheet Metal Parts : All sharp edges of sheet metal parts that have the possibility of
coming into contact with wire harnesses, flexible flat cables (FFCs), CCFT cables shall
be covered with felt tape to protect the cable's insulation from being damaged. If felt
tape is not used, then the edges of the sheet metal shall be machined smooth to
prevent wiring insulator damage
Tilt/Swivel Base Mechanical Interface
ViewSonic Corporation
The color drift due to UV-Light shall be less
than 3.0 "Delta E" in the 1976 CIE L*a*b
colorspace. Testing shall be performed
according to the requirements of ASTM
Test Method D4459-93.
Mold-Tech # 11010 used on all external
textured surfaces.
The supplier shall submit textured color
chips, plastic material specifications, and
Material Safety Data Sheets for approval.
< 1 mm
Confidential – Do Not Copy
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VE510s-3_VE510b-3