Table 5-1. Omnibook 500 LCD Guidelines (12.1-in TFT, XGA)

Type of Imperfection

TFT Cosmetic Specifications

Electrical Imperfections:

No more than 6 single bright dots.

Bright dots (a)

No more than 6 single dark dots.

Dark dots (a)

No more than 8 total (bright and dark combined) defective dots.

 

 

No occurrence of multiple defective dots within 15 mm.

Mechanical Imperfections:

No polarizer discoloration, bubble, or scratch that is visible from at

Discoloration

least 36 cm (14 in).

Polarizer bubbles, scratches (b)

 

Definitions of imperfections:

 

a

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

b

A polarizer bubble is a light spot with a darker border that appears on a lighted display and does not

 

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

 

size.

 

HP Omnibook 500

Reference Information

5-3