Dell E176FPB service manual 14.2 LM170E01-TLB3 / LM170E01-TLB4

Dell E176FPc

14.2LM170E01-TLB3 / LM170E01-TLB4

14.2.1 Dot Defect

14.2.1.1 Bright Dot

Dots (sub-pixels) which appeared brightly in the screen when the LCM displayed with dark pattern.

- R, G or B 1 dot ---------------------------------	0 Max
- Adjacent 2 dots --------------------------------	0 Max
- Total amount of Bright dots --------------------	0 Max
- Minimum distance of Bright dots ---------------	NA
14.2.1.2 Dark Dot

Dots (sub-pixels) which appeared darkly in the screen when the LCM displayed with bright pattern.

- 1 dot --------------------------------------------	4 Max
- Adjacent 2 dots --------------------------------	2 Max
- Total amount of Dark dot ----------------------	4 Max
- Minimum distance of Dark dots ---------------	15mm
14.2.1.3 Total amount of Dot Defects --------------------	5 Max (Combination)

Note) a. Every dot herein means Sub-Pixel (Each Red, Green, or Blue Color) b. Bright dot

-Red or Blue dots smaller than half size of sub-pixel are not counted as a defect dots.

-Green dots smaller than 1 / 3 size of sub-pixel are not counted as a defect dots.

c. Dark dots smaller than half size of sub-pixel are not counted as a defect dots.

14.2.2. Polarizer Defects

Where, W: Width

L: Length

D:Average diameter =(a+b)/2

a.Extraneous substances, which can be wiped out, like Finger Print, Particles, are not considered as a defect.

b.Defects which are on the Black Matrix (outside of Active Area) are not considered as a defect.

14.2.3 Foreign Material

72