ASRock H61M-GS Chassis Speaker Header, Speaker to this header, Chassis and Power Fan Connectors

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. 13)

Chassis and Power Fan Connectors

(4-pin CHA_FAN1)

(see p.2	No. 18)	FAN_SPEED_CONTROL +12V
		GND
		CHA_FAN_SPEED
(3-pin PWR_FAN1)		PWR_FAN_SPEED
(see p.2	No. 1)	+12V
		GND

Please connect the fan cables to the fan connectors and match the black wire to the ground pin.

CPU Fan Connectors	FAN_SPEED_CONTROL	Please connect the CPU fan
(4-pin CPU_FAN1)	CPU_FAN_SPEED	cable to the connector and
(see p.2 No. 3)	+12V	match the black wire to the
	GND
	1 2 3 4	ground pin.

Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin CPU fan still can work successfully even without the fan speed control function. If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this motherboard, please connect it to Pin 1-3.

			Pin 1-3 Connected
			3-Pin Fan Installation
ATX Power Connector	12	24	Please connect an ATX power
(24-pin ATXPWR1)			supply to this connector.
(see p.2 No. 6)
	1	13

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ASRock H61M-GS / H61M-S Motherboard