Installation guide

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ASRock N68C-GS FX / N68C-S FX Motherboard

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C. Connect Ground (GND) to Ground (GND).

D. MIC_RET and OUT_RET are for HD audio panel only. You don’t

need to connect them for AC’97 audio panel.

Chassis Speaker Header Please connect the chassis

(4-pin SPEAKER 1) speaker to this header.

(see p.2 No. 19)

Chassis and Power Fan Connectors Please connect the fan cables

(3-pin CHA_FAN1) to the fan connectors and

(see p.2 No. 21) match the black wire to the

ground pin.

(3-pin PWR_FAN1)

(see p.2 No. 25)

System Panel Header This header accommodates

(9-pin PANEL1) several system front panel

(see p.2 No. 20) functions.

CPU Fan Connector Please connect the CPU fan

(4-pin CPU_FAN1) cable to this connector and

(see p.2 No. 2) match the black wire to the

ground pin.

ATX Power Connector Please connect an ATX power

(24-pin ATXPWR1) supply to this connector.

(see p.2 No. 8)

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.

3-Pin Fan Installation

Pin 1-3 Connected

4 3 2 1