ASRock 4Core1333-eSATA2 User Manual - Page 27

Chassis Speaker Header (4-pin SPEAKER 1) (see p.10 No. 19) Chassis Fan Connector (3-pin CHA_FAN1) (see p.10 No. 11) 1 SPEAKER DUMMY DUMMY +5V GND +12V CHA_FAN_SPEED Please connect the chassis speaker to this header. Please connect a chassis fan cable to this connector and match the black wire to the ground pin. CPU Fan Connector (4-pin CPU_FAN1) 4 3 2 1 Please connect a CPU fan cable to this connector and match (see p.10 No. 5) GND +12V CPU_FAN_SPEED FAN_SPEED_CONTROL the black wire to the 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 (24-pin ATXPWR1) (see p.10 No. 35) 12 13 Please connect an ATX power supply to this connector. 1 24 12 13 Though this motherboard provides 24-pin ATX power connector, it can still work if you adopt a traditional 20-pin ATX power supply. To use the 20-pin ATX power supply, please plug your power supply along with Pin 1 and Pin 13. 20-Pin ATX Power Supply Installation 1 24 ATX 12V Connector (4-pin ATX12V1) (see p.10 No. 2) Please connect an ATX 12V power supply to this connector. SLI/XFIRE Power Connector (4-pin SLI/XFIRE_POWER1) (see p.10 No. 34) SLI/XFIRE_POWER1 It is not necessary to use this connector, but please connect it with a hard disk power connecor when two graphics cards are plugged to this motherboard at the same time. 27