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Adjusting the Zoom, Focus and Keystone
1.
Use
the
Zoom
+/-
control
to
resize
the
projected
im-
age
and
screen
size.
A
display
pattern
appears
on
the
screen
to
indicate
the
border
of
the
display
window;
adjust
until
the
projected
image
m
a
tches
the
display-pattern
border.
2.
Use
the
Focus
+/-
control
to
sharpen
the
projected
image.
A
display
pattern
appears
on
the
screen;
adjust
until
the
cross-hair
is
sharp.
3.
Use
the
Keystone
+/-
but-
tons
to
correct
image
distortion.