ent
for each program,
so
read the instructions
that
come
with
your
program
to
find
out
what
these keys
do
, if anything.
,A,nd
then there's the
SYSTEM
RESET
key.
Sounds
powerful, doesn't it?
That's because
it
is
. When
you
press
SYSTEM
RESET,
it
turns the machine
off
and back on again. If
you
are
working
with
some kinds
of
software, the program
will
be
interrupted and
you
will have
to
begin again.
Use
this key
with
care. Follow any specific in-
structions
that
come
with
your
software.
Since
you aren't running a program
now
and
don't have anything in
your
computer's
working
memory that
you
need
to
keep,
you
won
't lose
anything if
you
reset the system now.
Press
the
SYSTEM
RESET
key,
and
you
'
ll
go
back
to
the
READY
message.
On
the 1200XL computer there
is
a
HELP
key.
Atari intends
to
release software packages
that
will let you push this key
to get
helpful informa-
tion
about
how
to
use the software.
The
HELP
,
SELECT,
START,
and
RESET
keys are
also used during the system self-tests
on
the
1200XL. If
you
have
no
cartridge
or
other
soft-
ware in
your
computer,
you
can run the self-
tests
when
you
turn
on the computer and the
word
ATARI
appears.
The
self-tests determine
if
the memory, sound and color, and keyboard are
operating properly.
SCREENS
1-4
137
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