Aristocrat USA MAV500/MKVI Service Manual page 308

USA MAV500/MKVI Service Manual
Com2 / Com4 Mikohn, P23
Pin Pin Name
1 RXDA-
2 Keyway
3 TXDA-
4 NC
5 EMIKN1
6 NC
7 EMIKN2
8 NC
9 O2
10 SOUT2
11 SIN2
12 P12VI
13 RXDA+
14 TXDA+
15 ISOLPGND
16 Keyway
17 EMIKP1
18 NC
19 EMIKP2
20 NC
21 RTS2
22 CTS2
23 I2
24 GndIsol
Com2 is used for Bally-232 and RS-232 ports. Com4 is used for Mikohn.
12.4 Removal and Replacement Procedures
Removal
The procedures for removing and replacing the Backplane Board are detailed in the
chapter Cabinet, Door and Top Box, under the section describing how to remove and
disassemble the logic cage.
Run a complete machine test after replacing the Backplane.
28-00486-00
This document contains confidential information which is proprietary to ATI. It may not be disclosed to any unauthorized parties,
and it may not be copied. All rights reserved. © Copyright (ATI) Aristocrat Technologies, Inc. 2002.
Connects to ...
J2-B32
J2-B31
-
J2-B30
-
J2-B26
-
JP20-A8
JP20-C6
JP20-A5
P12VI
J2-A32
J2-A31
ISOLPGND
J2-A30
-
J2-A26
-
JP20-C8
JP20-A6
JP20-A7
GndIsol
When handling electrostatic sensitive devices
(ESDs) such as PCBAs, take care to avoid
physical contact with components. PCBAs
should be handled by their edges. ESDs should
not be placed on metal surfaces.
handling PCBAs, take care to avoid flexing the
PCBA, as this may lead to permanent damage.
A fault tag must be placed on any faulty equipment.
Function
Mikohn isolated 422 serial
Plastic Keyway
Mikohn isolated 422 serial
-
Machine ID1
-
Machine ID2
-
BALLY RX - uP TX
232 RX - uP TX
232 TX - uP RX
12V for BALLY BLACKOUT
Mikohn isolated 422 serial
Mikohn isolated 422 serial
Mikohn isolated 422 serial Ground
Plastic Keyway
Data A1
-
Data A2
-
232 RTS
232 CTS
BALLY TX - uP RX
Isolated Ground for COM2
CAUTION
Note
Backplane Board
When
12-27