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2.2.17 JPWR1 : ATX-24pin Power connector
The primary power supply connector (JPWR1) meets the ATX SSI EPS 24-pin
1
19
specifcation.You must also connect the 8-pin (JPWR2) processor power connector
to your power supply.
4
1
4
24
©Vecow UMBC-1100 User Manual
7
7
7
1
Pin No.
1
1
2
3
4
5
6
7
8
9
10
12
11
12
4
1
2
1
7
1
7
1
7
7
1
2
8
2
1
1
1
1
1
8
2
7
10
10
1
1
1
10
10
1
7
Defnition
Pin No.
+3.3V
+3.3V
GND
+5V
GND
+5V
GND
Power OK
+5VSB
+12V
+12V
+3.3V
GETTING TO KNOW YOUR UMBC-1100
1
1
2
12
30
8
2
2
2
8
8
8
1
11
1
1
1
7
7
7
7
1
10
1
10
1
10
1
4
1
Defnition
13
+3.3V
14
-12V
15
GND
16
PS_ON
17
GND
18
GND
19
GND
20
-5V
21
+5V
22
+5V
23
+5V
24
GND
24
JPWR1
4
1
27
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