
MS-C75
User’s Manual
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32
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2.14 <Power Supply and Fan Interface >
2.14.1 <Power Input>
MS-C75 provides a standard ATX power supply with 24-pin ATX connector and
additional 12V connector, The 4-pin additional power connector is optional for PCI
Express powering;; please connect this well before you finishing the system setup.
Connector:
CN_12V
Type: 4-pin DC power connector
Pin
Description
Pin
Description
1
Ground
2
Ground
3
+12V
4
+12V
Connector:
ATX
Type: 24-pin ATX power connector
PIN assignment
1
3.3V
13
3.3V
2
3.3V
14
-12V
3
GND
15
GND
4
5V
16
-PSON
5
GND
17
GND
6
5V
18
GND
7
GND
19
GND
8
PW_OK
20
N/C
9
5V_SB
21
5V
10
12V
22
5V
11
12V
23
5V
12
3.3V
24
GND
CN_12V
1
2
3
4
24 13
12 1
ATX