HP book XE2 manual Type of Imperfection Mechanical Imperfections

Type of Imperfection

Mechanical Imperfections:

Spots (b)

Lines (c)

Polarizer scratches (d) Polarizer dents, bubbles (e)

Imperfections Not Allowed

∙6 or more spots 0.2-0.5 mm avg. dia.

∙4 or more lines 0.3-3 mm long and over 0.07 mm wide.

∙5 or more scratches 5-20 mm long and over 0.02 mm wide.

∙9 or more dents or bubbles 0-0.5 mm avg. dia.

∙Any spot over 0.5 mm avg. dia.

∙Any line over 3 mm long or 0.1 mm wide.

∙Any scratch over 20 mm long or 0.05 mm wide.

∙Any dent or bubble over 0.5 mm avg. dia.

Definitions of imperfections:

aBright or dark dot: A subpixel (red, green, or blue dot) that is stuck on or off.

bSpot: A point on the display that appears dark or bright and does not change in size. Caused by foreign circular matter on the backlight.

cLine: A line on the display that appears dark or light and does not change in size. Caused by contamination (lint, hair) behind the display.

dPolarizer scratch: A light line that is visible on a darker background and does not change in size.

ePolarizer dent or bubble: A light spot with a darker border that appears on a lighted display and does not change in size.