Apple macintosh se Servicehandbuch
Adjustments
Video - 9
Brightness and
Contrast
Contrast
1 Turn the external
contrast control fully
clockwise.
2 Using the plastic
alignment tool, adjust
the brightness control
counterclockwise so that
white lines are visible
on the screen. Turn the
brightness control
clockwise until the white
lines just disappear.
Brightness
Control
External
Contrast
Control