IBM XStation 130 Set Up And Operation Manual page 75

Option 6,
Graphics Tests,
selected from the preceding Display Port Menu produces a
sequence of test screens that can vary according to your display type.
Question
Is the screen correct (yin) ?
y
=
yes n
=
no
Boxes are: Red, Green, Blue on Black
BLUE
GREEN
Question
Is the screen correct (yin) ?
y:= yes n
=
no
Diagnostics
3-15