Table 1-3 Self-Test Procedure
Instruction Result
if
Test Passes
Result
if
Test Fails
1.
Preliminary
Set
volume
level
potentiometer
Not
Applicable
Not
Applicable
(located
on
a
bracket
immed-
iately
behind
and
to
the
1
left
of
the
coin
door)
to
Yi
volume.
2.
RAM Test
Set
Self-Test Slide
switch
Clears
the
Screen The
TV
monitor
screen displays a
(located above
the
volume
pattern,
and a series
of
eight
tones
potentiometer,
immediately
(representing
DO
through
07
behind
and
to
the
left
of
the
respectively)
sound
off.
coin
door)
to
the
"on"
position.
A
distinct
LOW
tone
indicates a
good
bit.
A
HIGH
tone
indicates
the
bit
is
different
from
what
it
should
be.
The test stops (video, no audio) un-
til the self-test switch
is
turned
to
"off",
and then back on again.
3.
ROM
Test
(
No
operator
action
required.
When
ROMs 0, 1, 2, 3,
and
4
When
ROMs 0, 1, 2, 3,
and
4do
not
checksum
correctly
no
message
checksum,
a message
is
displayed
Immediately
follows
instruc-
is
displayed
on
the
TV
screen.
on
the
TV screen
to
indicate
the
tion
2
if
it
passes. This step
failed
ROM
number.
It
also
indi-
automatically
tests ROMS 0, 1,
cates
the
difference
between
2, 3, and 4
that
represent
five
obtained
value and
the
expected
1K
byte
blocks.
value, in a
2-digit
hexadecimal
number.
4.
Lights and
Audio
Test
Operator
should
adjust
volume
The
one-
and
two-player
start
Lights
do
not
turn
on.
control.
lights and
the
serve
light light
up.
Proceed
to
instruction
5.
Immediately
follows
instruc-
Four
audio
tones
are also
Either
no
tones
or
missing tones.
tion
3
whether
or
not
it
passes.
sounded
(from
high
to
low
tone).
5.
Switch and Lamp Test
Immediately
follows
instruc-
Paddle
control
potentiometer
re-
No
potentiometer
values displayed,
tion
4
whether
or
not
it
passes. mains displayed. All
lights
remain
and any
one
or
several lights
lighted.
turn
off.
Rotate Paddle
Knob
All values from 00
to
FF
hexa- Values
not
between
00 and
FF.
decimal notation should be ob- Possibility
potentiometer
too
noisy
tainable. Any movement
of
the
as
a result
of
a
dirty
pot.
knob should cause the numbers on
the screen
to
move
not
more than
1 digit in either direction.
Push all
the
following
switches:
SLAM,
COIN
SWITCHES,
Each
pressed
switch
generates
Neither
a
click
or
any
sound.
PLAYER
START
SWITCHES,
audible
click.
SERVE
SWITCH, GAME
SELECT
KNOB.
Super Breakout 1-9