ASRock Z77 Extreme4 User Manual - Page 36
Onboard Headers and Connectors - sata port 0 5
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2.12 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage of the motherboard! Serial ATA2 Connectors (SATA2_2_3: see p.13, No. 13) (SATA2_4_5: see p.13, No. 14) SATA2_3 SATA2_5 SATA2_2 SATA2_4 These four Serial ATA2 (SATA2) connectors support SATA data cables for internal storage devices. The current SATA2 interface allows up to 3.0 Gb/s data transfer rate. Serial ATA3 Connectors (SATA3_A0_A1: see p.13, No. 11) (SATA3_0_1: see p.13, No. 12) SATA3_A1 SATA3_1 These four Serial ATA3 (SATA3) connectors support SATA data SATA3_A0 cables for internal storage devices. The current SATA3 interface allows up to 6.0 Gb/s SATA3_0 data transfer rate. If the eSATA3 port on the rear I/O has been connected, the internal SATA3_A1 will not function. Serial ATA (SATA) Data Cable (Optional) USB 2.0 Headers (9-pin USB2_3) (see p.13, No. 26) (9-pin USB4_5) (see p.13, No. 25) USB_PWR P-3 P+3 GND DUMMY 1 GND P+2 P-2 USB_PWR Either end of the SATA data cable can be connected to the SATA / SATA2 / SATA3 hard disk or the SATA2 / SATA3 connector on this motherboard. Besides two default USB 2.0 ports on the I/O panel, there are three USB 2.0 headers on this motherboard. Each USB 2.0 header can support two USB 2.0 ports. 36