NEC LCD1550X Service Manual page 131

Note 1: Examples of "Adjacent 2 dots" are as follows
Dot defect combination
R+G horizontal adjacent
Combination of bright and dark dots
Combination of different color
Note 2: Examples of "Adjacent 3 dots" are as follows
Dot defect combination
Adjacent 3 bright dots
Adjacent 3 dark dots
Combination of bright and dark dots
Note 4: Defect dots which make up @ and A (R+G horizontal adjacent) are not counted.
Note 5: Examples of "Distance between 2 dots 6.5mm" are as follows.
Dot defect combination
Combination of same color bright
dots (R, G or B)
Combination of different color dots
Combination of bright and dark dots
@ @ : Bright dot
@ @ @ @
@ @ @ @ @ @
Note1.
GB
RG
Note1.
RG
GB
RG
R
R
G
G
@ @ : Bright dot :Dark dot
@ @ @ @
@ @ @ @ @ @
Note3.
Note3.
Note3.
@ @ : Bright dot :Dark dot
@ @ @ @
@ @ @ @ @ @
R R
6.5mm
R G
6.5mm
R R
6.5mm
- 20 -
:Dark dot Count Criteria
NG
NG
RG
Allowed
Allowed
etc.
Count Criteria
NG
etc.
NG
etc.
Allowed
etc.
Count Criteria
2sets/each color
etc. total 6 sets
Allowed
etc.
Allowed
etc.
Document No. VSPF-A028