5  ·Turn the Vertical Size control clockwise until the 
black areas 
at 
the top and bottom of the screen 
disappear. 
If 
one 
of 
the black areas disappears 
before the other, continue to turn the control 
until the second black area also disappears. 
6  Adjust the Brightness and Contrast controls for 
eye comfort. 
bl 
.
• 
~ 
/ 
r 
/  / 
/
Contrast 
Brightness 
Control 
Control 
3-36 
Color Display