CirclesL

Description

This image may be called for by some display

 

manufacturers’ test procedures. The image consists

 

of five large white circles on a black background.

 

The circles are positioned in the center and in the

 

corners of the active video area.

 

The secondary version inverts the image to black

 

circles on a white background.

 

 

 

 

 

 

 

 

Purpose

This pattern is specified by one or more monitor

 

manufacturers for checking and adjusting video

 

scan size, linearity and over scanning.

4-16

Chapter 4: Built-In Images

Model 801GC, 801GF & 801GX¥Rev. X1

Page 54
Image 54
Quantum Data 801GC, 801GF, 801GX manual CirclesL