Asus H81M-C H81M-C User's Manual - Page 26

H81M-C Speaker Out connector, System power LED 2-pin PWR_LED

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9. System panel connector (10-1 pin PANEL) This connector supports several chassis-mounted functions. F_PANEL PWR_LED PWR_BTN PWR_LED+ PWR_LEDPWR GND HDD_LED+ HDD_LED- Ground HWRST# (NC) H81M-C PIN 1 +HDD_LED RESET H81M-C System panel connector • System power LED (2-pin PWR_LED) 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 HDD_LED) This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable to this connector. The HDD LED lights up or flashes when data is read from or written to the HDD. • ATX power button/soft-off button (2-pin PWR_BTN) 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. 10. Speaker connector (4-pin SPEAKER) The 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER H81M-C PIN 1 H81M-C Speaker Out connector 1-18 Chapter 1: Product introduction

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1-18
Chapter 1: Product introduction
9.
System panel connector (10-1 pin PANEL)
This connector supports several chassis-mounted functions.
•
System power LED (2-pin PWR_LED)
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 HDD_LED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable
to this connector. The HDD LED lights up or flashes when data is read from or written
to the HDD.
•
ATX power button/soft-off button (2-pin PWR_BTN)
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.
H81M-C
PIN 1
PWR_BTN
PWR_LED+
PWR_LED-
PWR
GND
HDD_LED+
HDD_LED-
Ground
HWRST#
(NC)
F_PANEL
PWR_LED
+HDD_LED
RESET
H81M-C System panel connector
10.
Speaker connector (4-pin SPEAKER)
The 4-pin connector is for the chassis-mounted system warning speaker. The speaker
allows you hear system beeps and warnings.
H81M-C Speaker Out connector
+5V
GND
GND
Speaker Out
SPEAKER
PIN 1
H81M-C