SPACE INVADERS  TAITO

 COMP                               CKT
------        GAME BOARD           ------
  1  GND                              A  GND
  2  GND                              B  GND
  3  GND                              C 
  4  SP                               D  SP
  5  +12V                             E  +12V
  6                                   F
  7                                   H  +12V
  8                                   J  GND
  9  +5V                              K  +5V
 10  RESET                            L
 11                                   M
 12  TILT                             N  2 START
 13  CTR DRIVER BD  PIN 2             P  1 START
 14  FIRE                             R  RIGHT
 15                                   S  LEFT
 16                                   T
 17                                   U
 18                                   V
              CPU BOARD
 1  +5V                                
 2  +5V                                
 3  +12V                               
 4  +12V                               
 5  -5V                                
 6                                     
 7
 8
 9
10
11
12
13
14  GND                                
15  GND                                
16  GND                                
17  GND                                
18  VIDEO                              

 DIP 1         1    2    3    4    5    6    7    8               
 ------        ON   ON                                  3  # OF BASES
               OFF  ON                                  4
               ON   OFF                                 5
               OFF  OFF                                 6
                         ON                             CHECK RAM AND SOUND
                                                        CPU BD# CUN00006
                              ON                        1500 BONUS PTS
                              OFF                       1000
                                   ON   ON   ON         FACTORY
                                                  OFF   NO PRICING ON SCREEN
  VOLUME POTS
  1  UFO VOLUME
  2  LASER BASE FIRING
  3  LASER BASE DESTROYING
  4  INVADERS BEING DESTROYED
  5  BEEP FOR BONUS
  6  INVADERS ADVANCING
  7  UFO BEING DESTROYED
  8  MASTER VOLUME