Advantech AIMB-766 - Manual (Page 40)

AIMB-766 User Manual 28
2.12 Front Panel Connectors (JFP1, JFP2 & JFP3)
There are several external switches and LEDs to monitor and control the AIMB-766.
2.12.1 Power LED and Keyboard Lock (JFP3)
JFP3 is a 5-pin connector for the power LED. Refer to Appendix B for detailed infor-
mation on the pin assignments. If a PS/2 or ATX power supply is used, the system’s
power LED status will be as indicated as follows.
2.12.2 External Speaker (JFP2 pins 1, 3, 5 & 7)
JFP2 is a 8-pin connector for an external speaker. The AIMB-766 provides an
onboard buzzer as an alternative. To enable the buzzer, set pins 5-7 as closed.
JFP3
JFP2
JFP1
Table 2.1: PS/2 or ATX power supply LED status
Power mode LED (PS/2 power) LED (ATX power)
System On On On
System Suspend Fast flashes Fast flashes
System Off Off Slow flashes