Dingo (1983 JALECO LTD. (ASHBY COMPUTER AND GRAPHICS LTD.))
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Component side          Pin             Solder side
----------------------------------------------------------
GND                     1               SPEAKER -
GND                     2               GND
GND                     3               GND
+5V                     4               +5V
+5V                     5               +5V
+12V                    6               +12V
                        7                      
KEY                     8               KEY
                        9               SPEAKER +
PLAYER 1 UP             10              PLAYER 2 UP
PLAYER 1 DOWN           11              PLAYER 2 DOWN
PLAYER 1 LEFT           12              PLAYER 2 LEFT
PLAYER 1 RIGHT          13              PLAYER 2 RIGHT
PLAYER 1 SHOOT          14              PLAYER 2 SHOOT
                        15                      
                        16              COIN
                        17                    
PLAYER 1 START          18              PLAYER 2 START
VIDEO RED               19                    
VIDEO GREEN             20                    
VIDEO BLUE              21                      
VIDEO SYNC              22                     


DIP Switch settings:

                       1      2      3      4      5      6      7     8
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Upright                OFF
Table                  ON
Coin                          OFF
                              ON
Easy                                 OFF    OFF
Hard                                 ON     ON
Nr. of lifes                                       OFF
                                                   ON
Extra life at 20000                                       OFF
Extra life at 40000                                       ON
Not used                                                         OFF   OFF



