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6. Classification of defects
Inspection Item Criteria and Description Defect type
Vertical line
Signal input, vertical line off or
irregular V-line appears
major
Horizontal line
Signal input, horizontal line off or
irregular H-line appears
major
Cross line
Pattern signal input, a correct
display is not obtained
major
No display Signal input, display is dead major
Irregular display
Pattern signal input, a correct
display is not obtained
major
Dots defect Exceed specified standards minor
Scratch and Dent
on polarizer
Exceed specified standards minor
Foreign material Exceed specified standards minor
External Appearance
Rust, deformation, irregular plating,
coating missing etc.
A appearance defect that do not
affect function or performance
minor
Bezel claw Bezel claw missing or not bent major
Polarizer bubble Exceed specified standards minor
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