6)
Press
the
Enter
key
to
select
the
Lightgun
X
Analog
menu
item
and
move
your
AimTrak
Light
Gun
steadily
to
the
right,
in
a
horizontal
motion.
7)
This
should
assign
“GUN
#
X”
to
the
Lightgun
X
Analog
input
where
#
is
the
number
assigned
to
your
AimTrak
by
MAME.
If
“GUN
#
X
or
GUN
#
Y”
is
assigned
instead,
try
again
but
keep
the
motion
of
the
Light
Gun
as
horizontal
as
possible.
Move
the
menu
selection
up
then
down
again
to
Lightgun
X
Analog
and
repeat
step
6.
If
you
are
still
having
difficulty,
try
the
Alternate
Method
below.
8)
Repeat
steps
5
and
6
for
the
Lightgun
Y
Analog
input,
using
a
vertical
movement
instead
of
horizontal.
9)
The
Analog
Dec
and
Analog
Inc
inputs
can
be
assigned
to
“None”
for
both
X
and
Y.
Do
this
by
selecting
them
(Enter
key)
and
then
pressing
Escape.
10)
If
you
have
two
AimTrak
Light
Guns
installed,
repeat
steps
4
through
9
above
with
your
second
Light
Gun,
selecting
Player
2
Controls
instead
in
step
4.
11)
Move
the
menu
up
to
P1
Button
1
.
This
should
be
assigned
by
default
as
shown:
The
AimTrak
Light
Gun
trigger
will
be
seen
by
MAME
as
“Joy
#
Button
0”,
but
it
may
not
be
“Joy
1
Button
0”
as
in
the
default.
12)
Press
the
Enter
key
to
select
P1
Button
1
and
then
press
the
trigger
on
the
AimTrak
Light
Gun.
NOTE:
The
trigger
can
be
assigned
to
different
buttons
when
aimed
on
and
off
the
screen.
Make
sure
you
point
the
Light
Gun
at
the
screen
when
you
assign
this
input.
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