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Chapter 1: Product introduction
8. System panel connector (10-1 pin PANEL)
This connector supports several chassis-mounted functions.
C8HM70-I/HDMI System panel connector
PIN 1
PWR BTN
PLED+
PLED-
PWR
GND
HD_LED+
HD_LED-
Ground
HWRST#
(NC)
F_PANEL
PWR LED
+HD_LED RESET
C8HM70-I/HDMI
• System power LED (2-pin PWRLED)
This 2-pin connector is for the system power LED. Connect the chassis power LED
cable to this connector. The system power LED lights up when you turn on the system
power, and blinks when the system is in sleep mode.
•
Hard disk drive activity LED (2-pin +HDLED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The HD LED lights up or ashes when data is read from or written to
the HDD.
•
ATX power button/soft-off button (2-pin PWRBTN)
This connector is for the system power button.
•
Reset button (2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for system reboot without
turning off the system power.
9. Speaker connector (4-pin SPEAKER)
The 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you to hear system beeps and warnings.
C8HM70-I
C8HM70-I/HDMI Speaker Out Connector
+5V
GND
GND
Speaker Out
SPEAKER
PIN 1
C8HM70-I/HDMI