User manual

ASMB-920IR User Manual 18
2.8 Front Panel Connector (JFP1)
There are several external switches and LEDs to monitor and control the ASMB-
920IR.
2.8.1 Power LED (JFP1)
JFP1 pin 9 and pin 13 are for the power LED. Refer to Appendix B for detailed infor-
mation on the pin assignments. If an ATX power supply is used, the system’s power
LED status will be as indicated as follows.
2.8.2 External Speaker (JFP1 pins 10, 12, 14, 16)
JFP1 pins 10, 12, 14, 16 connect to an external speaker. The ASMB-920IR provides
an onboard buzzer as an alternative. To enable the buzzer, set pins 14-16 closed.
JFP1
Table 2.3: ATX Power Supply LED Status
Power mode LED (ATX power)
System On On
System Suspend Fast flashes
System Off Off
10 12 14 16
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