Half-Size CPU Ca r d
S B C - 6 5 7 B / H S B - 6 5 7 I
Chapter 2 Quick Installation Guide
2 - 16
2.13 Power Connector (ATX Power) (PWR1)
The ATX power supply uses 20-pin connector and the AT power
supply uses 6-pin connector as shown in the table. Please work
according to the pin assignments and ensure they are plugged in the
right direction.
ATX Power Connector Pin Assignment (PWR1)
Pin
Signal
Pin
Signal
1
+3.3V
11
+3.3V
2
+3.3V
12
-12V
3
GND
13
GND
4
+5V
14
PWRONX
5
GND
15
GND
6
+5V
16
GND
7
GND
17
GND
8
PWROK
18
-5V
9
+5VSB
19
+5V
10
+12V
20
+5V
2.14 FAN Connector (CN1)
Pin
Signal
1
GND
2
FAN VCC
3
CPU FAN
