ASRock Z97 Extreme3 User Manual - Page 33
Chassis and Power Fan, pin PWR_FAN1
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Chassis and Power Fan Connectors (4-pin CHA_FAN1) (see p.10, No. 19) FAN_SPEED_CONTROL CHA_FAN_SPEED +12V GND Please connect fan cables to the fan connectors and match the black wire to the ground pin. (3-pin CHA_FAN2) (see p.10, No. 6) (3-pin CHA_FAN3) (see p.10, No. 16) (3-pin PWR_FAN1) (see p.10, No. 27) GND FAN_VOLTAGE CHA_FAN_SPEED GND FAN_VOLTAGE CHA_FAN_SPEED CPU Fan Connectors (4-pin CPU_FAN1) (see p.10, No. 2) 4 3 21 This motherboard provides a 4-Pin CPU fan (Quiet Fan) GN D + 12V connector. If you plan to CPU_ FAN_SPEED FAN_SPEED_CONTROL connect a 3-Pin CPU fan, please connect it to Pin 1-3. (3-pin CPU_FAN2) (see p.10, No. 3) GND FAN_VOLTAGE CPU_FAN_SPEED ATX Power Connector (24-pin ATXPWR1) (see p.10, No. 7) 12 24 1 13 This motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX power supply, please plug it along Pin 1 and Pin 13. English 26