IBM Personal Computer Manual To Operations page 217

Hide thumbs Also See for Personal Computer:
Table of Contents

Advertisement

29
Turn the Brightness control fully clockwise and
the Contrast control fully counterclockwise.
Contrast
Control
Brightness
Control
30
Does the intensity of the characters decrease?
YES - Go to the next step.
NO - Have the display serviced.
April 1984
Test 9000-11

Advertisement

Table of Contents
loading

Table of Contents