Power Led & Keyboard Lock Connector (Jfp3); Power Switch/Hdd Led/Smbus/Speaker (Jfp1+Jfp2); (Jfp1+Jfp2) - Advantech AIMB-223G2-S2A2E User Manual

B.7 Power LED & Keyboard Lock Connector (JFP3)
You can use an LED to indicate when the single board computer is on. Pin 1 of JFP3
supplies the LED's power, and Pin 3 is the ground.
Table B.7: Power LED & Keyboard Lock Connector (JFP3)
Pin
1
2
3
4
5
B.8 Power switch/HDD LED/SMBus/Speaker

(JFP1+JFP2)

The single board computer has its own buzzer. You can also connect it to the external
speaker on your computer chassis.
Table B.8: Power Switch/HDD LED/SMBus/Speaker (JFP1+JFP2)
Pin
1
2
3
4
5
6
7
8
9
10
11
12
Function
LED power
NC
GND
KEYLOCK#
GND
Signal
+5 V
HDLED+
PWRBT
NC
HDLED-
PULL LOW
SPK_P3
I2C DATA
SYS_RST
SPK_P4
I2CCLK
GND
73 AIMB-223 User Manual