Aaeon SBC-776 Quick Installation Manual page 26

SBC-776
Power connector (CN23)
ATX power connector (CN23)
The ATX power supply uses 20-pin connector shown below. Make
sure you plug in the right direction.
ATX power connector
Pin Signal
1
2
3 GND
4
5
6
7
8
9
10
Speaker/Buzzer (CN 24)
You can choose to use the internal buzzer on the SBC-776 baord, or
you may use your own external speaker.
Speaker/Buzzer (CN24)
CN24
2 6 SBC-776 Installation Guide
(CN23)
+3.3V
+3.3V
+5V
GND
+5 V
GND
POWER OK
+5VSB
+12V
Speaker
1 2 3 4
BC-599/596
Pin Signal
11 +3.3V
12 -12V
13 GND
14 POWER ON
15 GND
16 GND
17 GND
18 -5V
19 +5V
20 +5V
On Board Buzzer
1 2 3 4