Front Panel Connectors (Cn16, 17, 18, 19); Power Led (Cn16); Table 2.1: Ps/2 Or Atx Power Supply Led Status; External Speaker (Cn17) - Advantech PCA-6009 User Manual

2.12 Front Panel Connectors (CN16, 17, 18, 19)

There are several external switches to monitor and control the PCA-6009

2.12.1 Power LED (CN16)

CN16 is a 5-pin connector for the power on LED. Refer to Appendix B
for detailed information on the pin assignments. If a PS/2 or ATX power
supply is used, the system's power LED status will be as indicated below:

Table 2.1: PS/2 or ATX power supply LED status

Power mode
System On
System Suspend
System Off

2.12.2 External speaker (CN17)

CN17 is a 4-pin connector for an external speaker. If there is no external
speaker, the PCA-6009 provides an onboard buzzer as an alternative. To
enable the buzzer, set pins 3-4 as closed.
PCA-6009
User Manual
LED (PS/2 power)
On
Fast flashes
Off
22
LED (PS/2 power)
On
Fast flashes
Slow flashes