Congo Bongo   Sega, 1983
------------------------

According to the service manual there apears to be two different board 
sets.
One is constructed of 3 pcbs, the other 2.

3 Board set.
------------
Complete set part number 834-5165
Control pcb  part number 834-5166
Video   pcb  part number 834-5167
Sound   pcb  part number 834-5168


2 Board set.
------------
Complete set part number 834-5180
Control pcb  part number 834-5181
Video   pcb  part number 834-5167


44-pin connector 
                       SOLDER SIDE  |  PARTS SIDE
              ----------------------+-------------------------
                           Gnd  | A | 1 |  Gnd
                           Gnd  | B | 2 |  Gnd
                           +5V  | C | 3 |  +5V
                           +5V  | D | 4 |  +5V
                                | E | 5 |  
                          +12V  | F | 6 |  +12V
                        Spkr -  | H | 7 |  Spkr + 
                  Coin Meter 1  | J | 8 |  Coin Meter 2
                   Coin Mech 1  | K | 9 |  Coin Mech 2
                         Reset  | L | 10|  Service Switch
                      P1 Start  | M | 11|  P2 Start
                       P1 Left  | N | 12|  P1 Right 
                         P1 Up  | P | 13|  P1 Down 
                       P1 Fire  | R | 14|  
                       P2 Left  | S | 15|  P2 Right  
                         P2 Up  | T | 16|  P2 Down  
                       P2 Fire  | U | 17|   
                           Gnd  | V | 18|  Gnd
                           Red  | W | 19|  Green
                          Blue  | X | 20|  Sync
                           Gnd  | Y | 21|  Gnd 
                           Gnd  | Z | 22|  Gnd 


Switch Bank #1 
-------------- 

SW #1   SW #2   (Bonus Ship)           SW #5   SW #6
-----   -----                          -----   -----
 ON      ON     AT 10,000               ON      ON     3 Ships 
 ON      OFF    AT 20,000               ON      OFF    4 Ships
 OFF     ON     AT 30,000               OFF     ON     5 Ships
 OFF     OFF    AT 40,000               OFF     OFF    Free-Play

SW #3   SW #4   (Difficulty)       
-----   -----                      
 ON      ON	Easy
 ON      OFF	Medium
 OFF     ON	Hard
 OFF     OFF	Hardest

SW #7                                  SW #8
-----                                  -----
 ON        Sound On                     ON       Cocktail Table
 OFF       Sound Off                    OFF      Upright Machine 


Switch Bank #2            
--------------            

SW #1 SW #2 SW #3 SW #4 SW #5 SW #6 SW #7 SW #8     (Coin Mech A/B)
----- ----- ----- ----- ----- ----- ----- -----
 ON    ON    ON    ON    ON    ON    ON    ON       4 Coins   1 Play
 ON    ON    ON    OFF   ON    ON    ON    OFF      3 Coins   1 Play
 ON    ON    OFF   ON    ON    ON    OFF   ON       2 Coins   1 Play
 ON    ON    OFF   OFF   ON    ON    OFF   OFF      1 Coin    1 Play
 ON    OFF   ON    ON    ON    OFF   ON    ON       1 Coin    2 Plays
 ON    OFF   ON    OFF   ON    OFF   ON    OFF      1 Coin    3 Plays
 ON    OFF   OFF   ON    ON    OFF   OFF   ON       1 Coin    4 Plays
 ON    OFF   OFF   OFF   ON    OFF   OFF   OFF      1 Coin    5 Plays
 OFF   ON    ON    ON    OFF   ON    ON    ON       1 Coin    6 Plays
 OFF   ON    ON    OFF   OFF   ON    ON    OFF      2 Coins   1 Play
                                                    4 Coins   2 Plays
                                                    5 Coins   3 Plays
                                                    6 Coins   4 Plays
 OFF   ON    OFF   ON    OFF   ON    OFF   ON       2 Coins   1 Play
                                                    4 Coins   3 Plays
 OFF   ON    OFF   OFF   OFF   ON    OFF   OFF      1 Coin    1 Play
                                                    2 Coins   2 Plays
                                                    3 Coins   3 Plays
                                                    4 Coins   4 Plays
                                                    5 Coins   6 Plays
 OFF   OFF   ON    ON    OFF   OFF   ON    ON       1 Coin    1 Play
                                                    2 Coins   2 Plays
                                                    3 Coins   3 Plays
                                                    4 Coins   5 Plays
 OFF   OFF   ON    OFF   OFF   OFF   ON    OFF      1 Coin    1 Play
                                                    2 Coins   3 Plays
 OFF   OFF   OFF   ON    OFF   OFF   OFF   ON       1 Coin    2 Plays
                                                    2 Coins   4 Plays
                                                    3 Coins   6 Plays
                                                    4 Coins   8 Plays
                                                    5 Coins  11 Plays
 OFF   OFF   OFF   OFF   OFF   OFF   OFF   OFF      1 Coin    2 Plays
                                                    2 Coins   4 Plays
                                                    3 Coins   6 Plays
                                                    4 Coins   9 Plays


 
 


