Aplex Technology AHM-6086A - Manual (Page 24)

AHM-6XX6A User Manual 23
Signal Name Pin# Pin# Signal Name
HD LED+ 1 2 POWER LED+
HD LED- 3 4 POWER LED-
Ground 5 6 PWRBTN
RESET 7 8 Ground
BUZZER+ 9 10 BUZZER-
Pin1-3: HDD LED, They are used to connect hard disk activity LED. The LED blinks
when the hard disk is reading or writing data.
Pin2-4: POWER LED. They are used to connect power LED. When the system is
powered on or under S0/S1 state, the LED is normally on; when the
system is under S4/S5 state, the LED is off.
Pin5-6: POWER on/off Button. They are used to connect power switch button.
The two pins are disconnected under normal condition. You may short
them temporarily to realize system startup & shutdown or awaken the
system from sleep state.
Pin7-8: RESET Button. They are used to connect reset button. The two pins are
disconnected under normal condition. You may short them temporarily
to realize system reset.
Note:
When connecting LEDs and buzzer, pay special attention to the signal polarity. Make
sure that the connector pins have a one-to-one correspondence with chassis wiring,
or it may cause boot up failure.
6. USB3: (2.0mm Pitch 2x5 Pin Header), Front USB connector, it provides two USB
ports via a dedicated USB cable, speed up to 480Mb/s.
Signal Name Pin# Pin# Signal Name
+5V 1 2 +5V
USB_P6_DN 3 4 USB_P7_DN
USB_P6_DP 5 6 USB_P7_DP
Ground 7 8 Ground
NC 9 10 Ground
Note:
Before connection, make sure that pinout of the USB Cable is in accordance with that