ASRock P67 Extreme4 Gen3 User Manual - Page 37
Please connect an ATX 12V
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(3-pin CPU_FAN2) (see p.12 No. 5) ATX Power Connector (24-pin ATXPWR1) (see p.12 No. 8) 12 24 Please connect an ATX power supply to this connector. 1 13 Though this motherboard provides 24-pin ATX power connector, 12 24 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 13 ATX 12V Power Connector (8-pin ATX12V1) (see p.12 No. 1) 8 5 4 1 Please connect an ATX 12V power supply to this connector. Though this motherboard provides 8-pin ATX 12V power connector, it can still work if you adopt a traditional 4-pin ATX 12V power supply. To use the 4-pin ATX power supply, please plug your power supply along with Pin 1 and Pin 5. 8 5 4-Pin ATX 12V Power Supply Installation 4 1 SLI/XFIRE Power Connector (4-pin SLI/XFIRE_PWR1) (see p.12 No. 44) SLI/XFIRE_POWER1 IEEE 1394 Header (9-pin FRONT_1394) (see p.12 No. 31) RXTPAM_0 GND RXTPBM_0 +12V GND 1 +12V RXTPBP_0 GND RXTPAP_0 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. Besides one default IEEE 1394 port on the I/O panel, there is one IEEE 1394 header (FRONT_1394) on this motherboard. This IEEE 1394 header can support one IEEE 1394 port. 37