IBASE MB980 User Manual
Page 22
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INSTALLATIONS
18
MB980 User’s Manual
J3: ATX 12V Power Connector
This connector supplies the CPU operating voltage.
Pin #
Signal Name
1
Ground
2
Ground
3
+12V
4
+12V
J4, J5, J6, J7: COM3~COM6 RS232 Serial Ports
Signal Name Pin #
Pin #
Signal Name
DCD#
1
6
DSR#
SIN
2
7
RTS#
SOUT
3
8
CTS#
DTR#
4
9
RI#
GND
5
X
KEY
1 2
3 4
5
1
10
6
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