Phoenix Centuri, 1980
---------------------

There are two boards to the Phoenix boardset, the logic and the CPU board.
   OVG15D (Logic board, 12 EPROMs)
   OVG15U (CPU board, 8085 CPU, 8 pin DIP switch, 36 pin edge connector)

CPU Edge Connector:
                       SOLDER SIDE  |  PARTS SIDE
                   --------------------------------
                           Gnd  | A | 1 | Gnd 
                           Gnd  | B | 2 | Gnd 
                           COM  | C | 3 | Gnd 
                                | D | 4 | Speaker
                          +12V  | E | 5 | +12V 
               (Notch cut here) | F | 6 |  (Notch cut here)
                                | H | 7 |
                                | J | 8 |   
                           +5V  | K | 9 | +5V 
                                | L | 10|
                     P1 Shield  | M | 11| P2 Shield 
                2 Player Start  | N | 12|  
                1 Player Start  | P | 13| Coin 
                      P1 Right  | R | 14| P1 Fire 
                       P1 Left  | S | 15| Red 
                          Blue  | T | 16| P2 Right 
                         Green  | U | 17| P2 Left 
                          Sync  | V | 18| P2 Fire 

 
   Switches 1 and 2 control the number of times the
player may have his spaceship destroyed before the game
is over.  The following truth table lists these switch
settings:
 
   SWITCH 1:     SWITCH 2:    NUMBER OF SPACESHIPS:
   ---------     ---------    ---------------------
     OFF           OFF                  6
     ON            OFF                  5
     OFF           ON                   4
     ON            ON                   3
 
   Switches 3 and 4 control the score at which one or
two free spaceships are awarded according to the follow-
ing truth table:
 
                               FIRST FREE     SECOND FREE
   SWITCH 3:     SWITCH 4:     SHIP SCORE:    SHIP SCORE:
   ---------     ---------     -----------    -----------
     OFF           OFF           6,000          60,000
     ON            OFF           5,000          50,000
     OFF           ON            4,000          40,000
     ON            ON            3,000          30,000
 
   Switches 5, 6, 7 and 8 are factory adjustments, and
must be left in OFF position.

Addendum:
   Switch 8 controls whether the screen inverts for a cocktail
cabinet.  Turn it ON if you want cocktail.


