ASRock Z170 Pro4 User Manual - Page 27
pin ATX12V1, ATX 12V Power
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Chassis Fan Connectors (4-pin CHA_FAN1) (see p.6, No. 18) (4-pin CHA_FAN2) (see p.6, No. 17) (4-pin CHA_FAN3) (see p.6, No. 26) FAN_SPEED_CONTROL CHA_FAN_SPEED FAN_VOLTAGE GND Please connect fan cables to the fan connectors and match the black wire to the ground pin. GND FAN_VOLTAGE FAN_SPEED CPU Fan Connector (4-pin CPU_FAN1) (see p.6, No. 8) GND FAN_VOLTAGE_CONTROL FAN_SPEED FAN_SPEED_CONTROL This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector. If you plan to connect a 3-Pin CPU fan, please connect it to Pin 1-3. ATX Power Connector (24-pin ATXPWR1) (see p.6, No. 4) 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. ATX 12V Power Connector (8-pin ATX12V1) (see p.6, No. 1) 8 5 This motherboard pro- vides an 8-pin ATX 12V power connector. To use a 4 1 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. Serial Port Header (9-pin COM1) (see p.6, No. 23) RRXD1 DDTR#1 DDSR#1 CCTS#1 1 RRI#1 RRTS#1 GND TTXD1 DDCD#1 This COM1 header supports a serial port module. English 22