USA MAV500/MKVI Service Manual
Backplane Board
28-00486-00
12-7
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and it may not be copied. All rights reserved.
© Copyright (ATI) Aristocrat Technologies, Inc. 2002.
12.3 Description of Connectors
12.3.1 MKVI Main Board
The MKVI Main Board interfaces with the other peripheral devices via the
Backplane through three 96-pin DIN41612 connectors.
Main Board/Backplane DIN, JP20/P20
JP20 on the Backplane board connects to P20 on the Main Board.
PIN
Pin Name,
MAV/6 Main
Board
Connects
to ...
Comment
A1
SIN1
P13-3
Receive data, serial channel 1 (BACC DATA)
B1
N12VI
N12VI
-12V from Main Board, isolated
C1 NC
-
-
A2
CTS1
P13-15
Handshake Input 0, serial channel 1 (BACC SERVICE)
B2 GNDISOL GNDISOL
ground of ±12 voltage, isolated
C2
SOUT1
P13-1
Transmit Data, serial channel 1 (Used for loopback testing
to DTR1)
A3
I1
P13-17
Handshake Input 2, serial channel 1 (LED ANODE)
B3
P12VI
P12VI
+12V from Main Board, isolated
C3
DSR1
P13-16
Handshake Input 1, serial channel 1 (INTERRUPT)
A4
Not Used
-
Handshake Output 2, serial channel 1
B4 DTR1
P13-20 Handshake
Output 1, serial channel 1 (SEND)
C4
RTS1
P13-19
Handshake Output 0, serial channel 1 (ACCEPT ENABLE)
A5 SIN2
P23-11
P18-3
P19-2
Receive data, serial channel 2 (232 TX - uP RX)
B5
N12VI
N12VI
-12V from Main Board, isolated
C5 NC
-
-
A6 CTS2
P23-22 Handshake
Input
0, serial channel 2 (232 CTS)
B6 GNDISOL GNDISOL
ground of ±12 voltage, isolated
C6 SOUT2
P23-10
P18-2
P19-3
Transmit data, serial channel 2 (232 RX - uP TX)
A7 I2
P23-23
P18-4
Handshake Input 2, serial channel 2 (BALLY TX - uP RX)
B7
P12VI
P12VI
+12V from Main Board, isolated
C7
Not Used
-
Handshake Input 1, serial channel 2
A8 O2
P23-9
P18-1
Handshake Output 2, serial channel 2 (BALLY RX - uP
TX)
B8
Not Used
-
Handshake Output 1, serial channel 2
C8 RTS2
P23-21 Handshake
Output
0, serial channel 2 (232 RTS)
A9
SIN3
P7-18
Receive data, serial channel 3 (PRINTER TX - uP RX)
B9
N12VI
N12VI
-12V from Main Board, isolated
C9 -
-
-
A10
CTS3
P7-9
Handshake Input 0, serial channel 3
B10 GNDISOL
GNDISOL
ground of ±12 voltage, isolated
C10
SOUT3
P7-19
Transmit data, serial channel 3 (PRINTER RX - uP TX)
A11
Not Used
-
Handshake Input 2, serial channel 3
B11
P12VI
P12VI
+12V from Main Board, isolated