Eurotech CPU-1450, Руководство пользователя, Страница: 19 / 43

19 CPU-1450 Power management connections
Electrical connections
In general if you want to supply the CPU-1450 with an ATX power supply here the connections you've to
realize:
J9 Aux PWR ATX
Pin Signal Description Pin Wire Colour
1 GND Ground 5 Black
2 VDD (+5VDC) +5V DC signal 4 Red
3 N.C. Not connected -- N.C.
4 +12VDC +12 VDC signal 10 Yellow
5 N.C. Not connected -- N.C.
6 -12VDC -12 VDC signal 12 Blue
7 GND Ground 15 Black
8 VDD (+5VDC) +5 VDC signal 6 Red
9 N.C. Not connected -- N.C.
10 PWR_BTN Power Button -- N.C.
11 +5VSB Always high (ATX only) 9 Purple
12 ATX ON ATX Power on signal 14 Green
Table 7. CPU-1450 to ATX cable connections
Note:
The +12VDC and -12VDC voltages are neither used nor generated by the CPU-1450
module: they are only conveyed on the PC/104Plus bus (connector J1) and can be used
by other devices or modules that are stacked onto the CPU module.
Warning:
Improper connection of the power supply will result in serious damage for the module.
Table 8 shows the pinout of the Standard ATX female connector with the suggested 18AWG wire colour.
Pin Signal Pin Signal
11 +3.3 VDC - Orange (22AWG) 1
+3.3 VDC - Orange
11 3.3V sense - Brown (22AWG) 1
+3.3 VDC - Orange
12 -12 VDC Blue 2
+3.3 VDC - Orange
13 Black COM 3
COM - Black
14 Green PS-ON 4
+5 VDC - Red
15 Black COM 5
COM - Black
16 Black COM 6
+5 VDC - Red
17 Black COM 7 COM
-
Black
18 White -5 VDC 8 POK - Gray
19 Red +5 VDC 9
+5VSB - Purple
20 Red +5 VDC 10
+12 VDC - Yellow
An0065. CPU-1450 Soft Power Management
Table 8. ATX Power Connections