Secondary controls

Control buttons , and have dual functions, , and . To make adjustments to the secondary controls press

shift button . The LED indicator will light up to show secondary controls are active. To revert back to primary controls (

) press shift button again and the LED indicator will go off.

To adjust secondary controls :

1.

Press shift button

to select secondary controls.

2.

Press control button you wish to adjust.

3.

Press - and + buttons to adjust the image.

Function

Effect of Control

Description

 

 

 

-

+

 

 

 

 

 

Trapezoid

 

 

Equalizes the length of the top and bottom edges

 

 

 

 

Side Pincushion

 

 

Adjusts the amount of curvature on the vertical edges

 

 

 

 

Memory Recall

 

 

Recalls the preset image settings if operating in any

 

 

one of the factory set display modes (see Table 1 on

 

 

 

 

 

 

page 9)

 

 

 

 

8

Page 10
Image 10
IBM C50 manual Secondary controls