Power Led And Keyboard Lock (Cn16); Table B.12:Power Led And Keyboard Lock (Cn 16); External Speaker Connector (Cn17); Table B.13:External Speaker Connector (Cn 17) - Advantech PCA-6184 User Manual

B.12 Power LED and Keyboard Lock (CN16)
You can use an LED to indicate when the CPU card is on. Pin 1 of CN16
supplies the LED's power, and Pin 3 is the ground.
Pin 4 is for keyboard lock.
Table B.12: Power LED and Keyboard Lock (CN 16)
Pin
1
2
3
4
5
B.13 External Speaker Connector (CN17)
The CPU card has its own buzzer. You can also connect it to the external
speaker on your computer chassis.
Table B.13: External Speaker Connector (CN 17)
Pin
1
2
3
4
Function
LED power (+5 V)
NC
GND
Keyboard Lock
GND
Function
+5 VCC
GND
Internal buzzer
Speaker out
99 Appendix B