Power And Fan Connectors - BOSER Technology HS-4703 Manual

3.16 Power and Fan Connectors

HS-4703 provides one 4-pin ATX power in connector at CN7, and one
20-pin ATX power in connector at CN4.
CN4: 20-pin ATX Power In Connector
PIN Description PIN Description
1
2
3
4
5
6
7
8
9
10
11
1
CN7: 4-pin ATX Power In Connector
PIN
1
2
3
4
J1, J2 and J3 onboard HS-4703 are 3-pin fan power connectors.
J1/J2/J3: Fan Power In Connector
PIN
1
2
3
18
+3.3V 11
+3.3V 12
GND 13
+5V 14
GND 15
+5V 16
GND 17
PWORK 18
+5Vsb 19
+12V 20
Button View
Description
GND
GND
GND
+12V
+12V
+12V
Top View
Description
GND
+12V
Fan Speed
1
+3.3V
-12V
GND
PS_ON
GND
GND
GND
N/C
+5V
+5V
20
10
1 2
GND
+12V
3 4
3