ASRock Z77 Extreme9 Chassis Speaker Header, Speaker to this header, Hdled Hard Drive Activity LED

system is in S1/S3 sleep state. The LED is off when the system is in S4 sleep state or powered off (S5).

HDLED (Hard Drive Activity LED):

Connect to the hard drive activity LED on the chassis front panel. The LED is on when the hard drive is reading or writing data.

The front panel design may differ by chassis. A front panel module mainly consists of power switch, reset switch, power LED, hard drive activity LED, speaker and etc. When connecting your chassis front panel module to this header, make sure the wire assignments and the pin assign-ments are matched correctly.

Chassis Speaker Header	Please connect the chassis
(4-pin SPEAKER 1)	speaker to this header.
(see p.2, No. 21)

Power LED Header

(3-pin PLED1)	1
			PLED-
(see p.2, No. 19)		PLED+
	PLED+

Please connect the chassis power LED to this header to indicate system power status. The LED is on when the system is operating. The LED keeps blinking in S1/S3 state. The LED is off in S4 state or S5 state (power off).

English

Chassis and Power Fan Connectors

(4-pin CHA_FAN1)	CHA_FAN_SPEED
(see p.2, No. 31)	+12V	FAN_SPEED_CONTROL
	GND

(3-pin CHA_FAN2)

(see p.2, No. 30)

(3-pin CHA_FAN3)

(see p.2, No. 46)

(3-pin PWR_FAN1)

(see p.2, No. 3)

Please connect the fan cables to the fan connectors and match the black wire to the ground pin. CHA_FAN1, CHA_FAN2 and CHA_FAN3 support Fan Control.

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ASRock Z77 Extreme9 Motherboard