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œ CPU/VIDEO BOARD

@y1J1zPOWER INPUT
@@‚PF
@@‚QF GND
@@‚RF GND
@@‚SF ----
@@‚TF +12V
@@‚UF
@@‚VF +5V
@@‚WF +12V
@@‚XF -5V


@y1J3zMONITOR
@@‚PF RED
@@‚QF GREEN
@@‚RF BLUE
@@‚SF GND
@@‚TF V SYNC
@@‚UF H SYNC
@@‚VF@

œ@ROM BOARD

@y2J2zPOWER INPUT
@@‚PF GND
@@‚QF
@@‚RF ----
@@‚SF +5V


@y2J3zCOIN DOOR SWITCHES
@@‚PF AUTO-UP/MAN-DOWN
@@‚QF ADVANCE
@@‚RF RIGHT COIN
@@‚SF HIGH SCORE
@@‚TF LEFT COIN
@@‚UF CENTER COIN
@@‚VF SLAM
@@‚WF
@@‚XF ----
@‚P‚OF


@y2J4zSOUND BOARD INTERFACE
@@‚PF ----
@@‚QF y10J3z 2‚Ö
@@‚RF y10J3z 3‚Ö
@@‚SF y10J3z 4‚Ö
@@‚TF y10J3z 5‚Ö
@@‚UF y10J3z 6‚Ö
@@‚VF y10J3z 7‚Ö
@@‚WF y10J3z 8‚Ö
@@‚XF y10J3z 9‚Ö

¨SOUND BOARD y10J3z‚ÖÚ‘±


œ@INTERFACE BOARD

@y3J2z
@@‚PF UP-DOWN SW A1
@@‚QF UP-DOWN SW B1
@@‚RF UP-DOWN SW C1
@@‚SF UP-DOWN SW DIRECTION1
@@‚TF LEFT-RIGHT SW A1
@@‚UF LEFT-RIGHT SW B1
@@‚VF ----
@@‚WF LEFT-RIGHT SW C1
@@‚XF LEFT-RIGHT SW DIRECTION1
@‚P‚OF FIRE1
@‚P‚PF BOMB1
@‚P‚QF
@‚P‚RF 1P START
@‚P‚SF 2P START
@‚P‚TF GND


@y3J3z
@@‚PF UP-DOWN SW A2
@@‚QF UP-DOWN SW B2
@@‚RF UP-DOWN SW C2
@@‚SF UP-DOWN SW DIRECTION2
@@‚TF LEFT-RIGHT SW A2
@@‚UF LEFT-RIGHT SW B2
@@‚VF LEFT-RIGHT SW C1
@@‚WF LEFT-RIGHT SW DIRECTION1
@@‚XF FIRE2
@‚P‚OF BOMB2
@‚P‚PF
@‚P‚QF GND

œ@SOUND BOARD

@y10J1zPOWER INPUT

@@‚PF
@@‚QF +12V
@@‚RF +5V
@@‚SF
@@‚TF GND
@@‚UF
@@‚VF
@@‚WF -12V
@@‚XF


@y10J2zSPEAKER
@@‚PF AUDIO(SP+)
@@‚QF
@@‚RF
@@‚SF GND(SP-)


@y10J4zVOLUME CONTROL
@@‚PF IN
@@‚QF OUT
@@‚RF ----
@@‚SF SHIELD
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@y10J3zSOUND SELECT
@@‚PF ----
@@‚QF y2J4z 2‚Ö
@@‚RF y2J4z 3‚Ö
@@‚SF y2J4z 4‚Ö
@@‚TF y2J4z 5‚Ö
@@‚UF y2J4z 6‚Ö
@@‚VF y2J4z 7‚Ö
@@‚WF y2J4z 8‚Ö
@@‚XF y2J4z 9‚Ö

¨ROM BOARD y2J4z‚ÖÚ‘±