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CONNECTOR IDENT1FICATION
WILLIAMS ELECTRONICS 'GAMES uses
a
special technique to identify connectors.
Each plug or
Jack receives a prelix number (which identifies the circuit board), a letter, and a number.
J-designations refer to the male part 01 a connector.
P-deslgnatians refer 10 the' female part of a
connector.
For example,
1J1 designates jack 1 01 board 1 (a CPU Board jack); 3PB designates plll9 6
of board 3 (a PowerSupply Board plug).
'
Identifying the specific pin number of a connector Involves a hyphen" which ssparates tha
p'ln
number
Irom the plug or jack designation.
For example, lJI-3 refers 10
pin
3'01 jack 1 on board 1.
SPACE STATION
CIRCUIT BOARDS
SPACE STA TlON's
Syst,em 11B Circuit Boards are In t!1e backbox. They are accessible by removing
the bacsbox glass; unlatching the insert board, and swinging it open.
CPU
BOARD..
The
'System
t
1B CPU Board (pIn 0-1; 883-552) must
be
equipped with the
ROMs speCified
in
the
SPACE
STATION
(System 118) ROM Summary.
For this ROM
complement ano'CPU Board, jumpers
WI, W2, W4, W5, W7,
WB,
Wit,
W1'4,
W16, WI?,
and WIg must
be
connected. (Jumper W7 is cut/removed fo~
West
German games.)
AUDIO BOAR D, The Audio Board is pIn D-1158 1-552, as- supplied with ROMs and micro-
processor.
OISPLAY BOARD. The Alphanumeric;
Display Uriit Board is pin D~11609.
POWER SUPPLY BOARD.
The Power SupPly Board Is pin 0-8345-557.
AlJX POW~ DRIVE;RBOARD. The
Aux:
Power Driver Board is D.11813"552.,
Prelix numbers tor Ihe System '11B circuil
boards and other major assemblies
are
listed
below. A prefix number may precede
a
component deSignator to identify the unit (e;g., con-
nector
lJl).
,
1
CPU
2
(nOt as sign ed
1
3
Backbox
Power
Supply
4, -
Alphanumeric Display
·5 -
Aux Power Drrver
6 -
Backbox
7 -
Cabinet
a -
Playtield
9 - Inserl Boarc
10 ·
(not-ll$~iglled)
11
Audio
12
(00'1
assigned'}
13 •. (not assigned)
14 - (n,ol assigned)
15 -
(not assig ned)
SPACE STA TlON
GAME CONTf\QL LOCATIONS
The On,OIl
switch
ls
on the bottom
Of
the cabinet
hear the
right front leg.
The Volume CoQ1rolls an thj:t len inller wall of the cabinet on 1he Hit mechanisms board.
II, is acces!;l-
b1e'by opening the coin
box
door.
The Credit switch
iii
a pushbutton 10 the left 01
tile
coin door on
the
cabinet exterior.
GAME·AOJUSTM ENTIDIAGNOSTIC-SWITCHES.
SPACE STATION
allows the operator 10 program
virtually all game .adjustments,
obtain
bookkeeping inlormaiion,
and diagnose problems,
using only
th re(?, sw~ches mounted on the Inside of ihe coin door and "the Credit button beside
the.
coin door.
ADVANCE,
AUTO,·UP/MANUAL-DOWN,
and HIGH-SCOAE RESET
are
the
swltch6sIoc:afed on
ihe inside
01
the
~in
door.
Refpr
to the Game Status
Oisplays
lex!
and.
the TextlDlagnQ~tic Pro-
cedures lor
details concprning their
operalioll.
The MeITlQty Protect
switch
Is
on
the inside
frame
of the coin door. This interlock switch must be op~n
10 clear bC;lOkkeeping totals and 10 make game .adjustments.
II autornatlcally opens, when the com
door- opens.