User manual

7
CN16
(keyboard lock
and power LED)
Power LED
Suspend: flash flash (ATX/AT)
System On: ON (ATX/AT)
System Off: OFF (AT)
System OffL Slow flash (ATX)
CN17 External speaker
CN18 Reset connector
CN19 HDD LED connector
CN20 ATX feature connector
CN21 ATX soft power switch (PS_ON)
CN22 HW Monitor Alarm
Close: Enable OBS Alarm
Open: Disable OBS Alarm
CN43 AC97 Link connector
CN63 USB port 3,4
CN65 Front Panel LAN Indicator connector
CN68 CPU FAN connector (4-pin)
SA0 Serial ATA0
SA2 Serial ATA2
ATX1 ATX 12V Auxillary power connector
Notice: The 4-pin ATX 12V power connector "ATX1"
must be connected to the power supply to
provide adequate power to the CPU card.
Otherwise, the system may become unstable.
Table 1.2: Connectors