From: keay@tiuk.ti.com (John Keay)
Subject: Gauntlet pinouts
Date: 9 May 1995 14:58:00 GMT

PLAYER CONTROLS
---------------

PIN 1 GROUND
PIN 2 KEY
PIN 3 START
PIN 4 FIRE
PIN 5      (empty)
PIN 6      (empty)
PIN 7 RIGHT
PIN 8 LEFT
PIN 9 DOWN
PIN 10 UP
PIN 11? LED ???

COIN SWITCHES
-------------

PIN 1 GROUND
PIN 2 KEY
PIN 3 COIN 4 (RIGHT)
PIN 4 COIN 3 (MIDRIGHT)
PIN 5 COIN 2 (MIDLEFT)
PIN 6 COIN 1 (LEFT)

POWER
-----

1 GROUND
2 +SENSE
3 EMPTY
4 EMPTY
5 -SENSE
6 -15V DC
7 EMPTY
8 GROUND
9 +15V DC
10 +5V
11 +5V
12 GROUND

I can't remember exactly which numbers are which but it's something like:
+--------+
|1 4 7 10|
|2 5 8 11|
|3 6 9 12|
+--------+

PST CONNECTOR (TO AUX BOARD)
-------------

1 EMPTY
2 SELF TEST
3 KEY
4 AUDIO LEFT
5 GROUND
6 AUDIO RIGHT
7 GROUND
8 COIN COUNTER 1
9 COIN COUNTER 2
10-11 EMPTY

PVID
----

1  RED
2  GROUND
3  KEY
4  GREEN
5  GROUND
6  BLUE
7  GROUND
8  GROUND
9  COMPOSITE SYNC
10 VERTICAL SYNC
11 HORIZONTAL SYNC

JAUX
----

JAUX 1 KEY? (or empty)
JAUX 2 JCC1 (coin counter 1)
JAUX 3 JCC2 (coin counter 2)
JAUX 4 GROUND
JAUX 5 AUDIO-2
JAUX 6 KEY
JAUX 7 SELF-TEST
JAUX 8 GROUND
JAUX 9 AUDIO-1

JSPK
----
JSPK 1 SPKR2
JSPK 2 GROUND (other wire for SPKR2)
JSPK 3 BLANK
JSPK 4 KEY
JSPK 5 SPKR1
JSPK 6 GROUND (other wire for SPKR1)

J15V 1 -15V
J15V 2 -15V
J15V 3 +15V
J15V 4 +15V
J15V 5 GROUND
J15V 6 GROUND
J15V 7 KEY
J15V 8 12V AC LO
J15V 9 12V AC HI

JCDL A COIN DOOR LIGHTS   \
JCDL B COIN DOOR LIGHTS    \
JCC1 A COIN COUNTER 1       \ ____SMALL POP-UP CONNECTORS ON AUX BOARD
JCC1 B COIN COUNTER 1       /
JCC2 A COIN COUNTER 2      /
JCC2 B COIN COUNTER 2     /

* John Keay                               ! TMS320C80 design       *
* work: keay@tiuk.ti.com                  ! Texas Instruments Ltd. *
* home: john@keay.demon.co.uk             ! Northampton, U.K.      *
* Disclaimer:  All opinions expressed herein are personal. etc etc *