Quality Assurance Requirements; Acceptance Test; Philips' Flat Panel Monitors Pixel Defect Policy - Philips 190S7 Service Manual

19" LCD Color Monitor

8. Quality assurance requirements

8.1 Acceptance test

According to MIL-STD-105D
AQL: 0.4 (major)
1.5 (minor)
(Please also refer to annual quality agreement)
Customer acceptance criteria: UAW0377/00

9. Philips' Flat Panel Monitors Pixel Defect Policy

BRIGHT DOT DEFECTS
MODEL
1 lit sub-pixel
2 adjacent lit sub-pixels
3 adjacent lit sub-pixels (one white pixel)
Distance between two bright dot defects*
Bright dot defects within 20 mm circle
Total bright dot defects of all type
BLACK DOT DEFECTS
MODEL
1 dark sub-pixel
2 adjacent dark sub-pixels
3 adjacent dark sub-pixels (one white pixel)
Distance between two black dot defects*
Black dot defects within 20 mm circle*
Total black dot defects of all type
TOTAL DOT DEFECTS
MODEL
Total bright or black dot defects of all type
* 1 or 2 adjacent sub-pixel defects = 1 dot defect
Fig 1: Brightness Uniformity
Control II level
320 640
P2 P6
P1
P7
P4 P9
93
ACCEPTABLE LEVEL
190S7
2
0
0
25mm or
more
0
2
ACCEPTABLE LEVEL
190S7
4
2
0
15mm or
more
1
4
ACCEPTABLE LEVEL
190S7
5
960
PIXEL
P3
P8
P5
190S7
256
512
768