MARS
ARTIC ELECTRONICS
COPYRIGHT 1981

1 BOARD CLEARLY MARKED WITH THE ABOVE TEXT
VERIFIED 11/25/04 BY TIMOTHY SHIELS

CKT SIDE                         PARTS SIDE
---------                        ----------
 A1  -5V                          B1  +12V
 A2  SPEAKER                      B2  SPEAKER
 A3  2 PLAYER – FIRE RIGHT        B3  2 PLAYER – FIRE LEFT
 A4  2 PLAYER - RIGHT             B4  2 PLAYER - LEFT
 A5  1 PLAYER - START             B5  2 PLAYER - START
 A6  --                           B6  2 PLAYER - UP
 A7  1 PLAYER – FIRE LEFT         B7  1 PLAYER – FIRE RIGHT
 A8  1 PLAYER – RIGHT             B8  1 PLAYER - LEFT
 A9  1 PLAYER - UP                B9  2 PLAYER - DOWN
A10  COIN A                      B10  COIN B
A11  1 PLAYER - DOWN             B11  --
A12  --                          B12  --
A13  GREEN                       B13  BLUE
A14  RED                         B14  SYNC
A15  -- KEY --                   B15  -- KEY ---
A16  GND                         B16  GND
A17  GND                         B17  GND
A18  +5 V                        B18  +5 V
A19  +5 V                        B19  +5 V
A20  --                          B20  --
A21  2 PLAYER – FIRE DOWN        B21  1 PLAYER – FIRE UP
A22  1 PLAYER – FIRE DOWN        B22  2 PLAYER – FIRE UP

 

DIP SWITCHES
------------
CABINET: (dip 1)
- Upright*                 ON
- Cocktail                OFF

UNKNOWN: (dip 2)
 
LIVES: (dip 3)
- 3*                      OFF
- 255                      ON

COIN B: (dip 4)
- 1 Coin/3 Credits*        ON
- 1 Coin/5 Credits        OFF

COIN A: (dip 5)
- 1 Coin/1 Credit*         ON
- 2 Coins/1 Credit        OFF

UNKNOWN: (dip 6)