Asus V9-P8H77E User Manual download pdf (Page 62)

3-10

Chapter 3: Motherboard info

• System power LED (2-pin PLED)

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 +IDE_LED)

This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity LED cable

to this connector. The IDE LED lights up or ashes when data is read from or written to

the HDD.

• System warning speaker (4-pin SPEAKER)

This 4-pin connector is for the chassis-mounted system warning speaker. The speaker

allows you to hear system beeps and warnings.

• ATX power button/soft-off button (2-pin PWRSW)

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.

11. System panel connector (20-8 pin PANEL)

This connector supports several chassis-mounted functions.

P8H77-M PRO_DP

P8H77-M PRO_DP System panel connector

PIN 1

* Requires an ATX power supply

PLED SPEAKER

PLED+

PLED-

+5V

Ground

Speaker

IDE_LED+

IDE_LED-

PWR

Ground

Reset

Ground

PANEL

IDE_LED PWRSW RESET

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Asus V9-P8H77E User Manual Page 62