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Coin-Op : Arcade : Galaxian : KB-1046-260

Title

Galaxian Pinout

Author

spies.com

Article

Typed in by Jonathan Deitch (jdeitch@umiami.miami.edu)

44 Pin wiring chart for Galaxian


                       SOLDER SIDE  |  PARTS SIDE
------------------------------------|--------------------------------------
                     GND        | A | 1 | GND
--------------------------------|---|---|----------------------------------
                     GND        | B | 2 | GND
--------------------------------|---|---|----------------------------------
                         +5 VDC | C | 3 | +5 VDC
--------------------------------|---|---|----------------------------------
                         +5 VDC | D | 4 | +5 VDC
--------------------------------|---|---|----------------------------------
                                | E | 5 | Coin Slot Return 
--------------------------------|---|---|----------------------------------
                                | F | 6 | 
--------------------------------|---|---|----------------------------------
                                | H | 7 | Coin Slot Send
--------------------------------|---|---|----------------------------------
                    Coin Switch | J | 8 | 
--------------------------------|---|---|----------------------------------
                     Service Switch | K | 9 | Credit Switch
--------------------------------|---|---|----------------------------------
                     Player One | L | 10| Player Two
--------------------------------|---|---|----------------------------------
               Move Left        | M | 11| Move Right
--------------------------------|---|---|----------------------------------
                           Fire | N | 12| 
--------------------------------|---|---|----------------------------------
                                | P | 13| 
--------------------------------|---|---|----------------------------------
                                | R | 14| 
--------------------------------|---|---|----------------------------------
            Video Ground        | S | 15| Input Switch Ground
--------------------------------|---|---|----------------------------------
                      Video Red | T | 16| Video Green
--------------------------------|---|---|----------------------------------
                     Video Blue | U | 17| Video Sync
--------------------------------|---|---|----------------------------------
                        Speaker | V | 18| Speaker
--------------------------------|---|---|----------------------------------
                          + 12V | W | 19| + 12V
--------------------------------|---|---|----------------------------------
                          - 12V | X | 20| - 12V
--------------------------------|---|---|----------------------------------
                            GND | Y | 21| GND
--------------------------------|---|---|----------------------------------
                            GND | Z | 22| GND
---------------------------------------------------------------------------


 Internet: musjndx@gsusgi2.gsu.edu      Fidonet: Jonathan Deitch@1:133/411.7
           jdeitch@gisatl.fidonet.org   Bellnet: 1 - (404) - 261 - 3665
-----------------------------------------------------------------------------
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--------------------------------------------------| trust my own technology!"
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Pinouts for Midway's GALAXIAN:
typed by Greg Kam

* NOTE
This pinout is to be used on a converted Galaxian to
operate on DC voltages.  Conversion instructions follow
the pinout.


   Comp Side         |    Solder Side
-----------------|---|---|----------------------
      GND        | A | 1 |    GND
-----------------|---|---|----------------------
      GND        | B | 2 |    GND
-----------------|---|---|----------------------
     +5 VDC      | C | 3 |   +5 VDC
-----------------|---|---|----------------------
     +5 VDC      | D | 4 |   +5 VDC
-----------------|---|---|----------------------
                 | E | 5 |   Coin Slot Return
-----------------|---|---|----------------------
                 | F | 6 |
-----------------|---|---|----------------------
                 | H | 7 |   Coin Counter
-----------------|---|---|----------------------
  Coin Switch 1  | J | 8 |   Coin Switch 2
-----------------|---|---|----------------------
  Test Switch    | K | 9 |   Credit Switch
-----------------|---|---|----------------------
  P1 Start       | L | 10|   P2 Start
-----------------|---|---|----------------------
  P1 Left        | M | 11|   P1 Right
-----------------|---|---|----------------------
  P1 Fire        | N | 12|   P2 Fire
-----------------|---|---|----------------------
  P2 Left        | P | 13|   P2 Right
-----------------|---|---|----------------------
  GND for Table  | R | 14|
-----------------|---|---|----------------------
  Video GND      | S | 15|   GND
-----------------|---|---|----------------------
  Video RED      | T | 16|   Video GREEN
-----------------|---|---|----------------------
  Video BLUE     | U | 17|   Video SYNC
-----------------|---|---|----------------------
  Speaker (-)    | V | 18|   Speaker (+)
-----------------|---|---|----------------------
  +12 VDC        | W | 19|   +12 VDC
-----------------|---|---|----------------------
  +12 VDC        | X | 20|   +12 VDC
-----------------|---|---|----------------------
     GND         | Y | 21|     GND
-----------------|---|---|----------------------
     GND         | Z | 22|     GND
-----------------|---|---|----------------------

Conversion from AC to DC
------------------------

Short the following components on the board:
D4
D5
D6
D7
R87


ROMs
-----
U, V, W, Y, Z are NEC 2716s
"886J" is a Fujitsu 8516 (read in as a 2716)
"866L" is a Gen. Instr. 9316 (read in as 2716)


ROM     PB-10 Checksum
-----------------------
U...........5B78
V...........F481
W...........E0E3
Y...........48F5
Z...........292F


866J........1D08
866L........D037



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