ASRock B660 Steel Legend User Manual - Page 26
Front Panel Type C USB, time, use Intel® Z690 SATA
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B660 Steel Legend Serial ATA3 Connectors Right Angle: (SATA3_2: see p.6, No. 15) (SATA3_3: see p.6, No. 14) (SATA3_A1: see p.6, No. 13) (SATA3_A2: see p.6, No. 12) Vertical: (SATA3_0: see p.6, No. 20) (SATA3_1: see p.6, No. 19) SATA3_0 SATA3_1 SATA3_2 SATA3_3 SATA3_A1 SATA3_A2 These six SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate. * To minimize the boot time, use Intel® Z690 SATA ports (SATA3_0~3) for your bootable devices. * If M2_2 is occupied by a SATA-type M.2 device, SATA3_0 will be disabled. USB 2.0 Header (9-pin USB_3_4) (see p.6, No. 24) USB_PWR PP+ GND DUMMY 1 GND P+ PUSB_PWR There is one header on this motherboard. This USB 2.0 header can support two ports. USB 3.2 Gen1 Header (19-pin USB3_5_6) (see p.6, No. 11) Vbus IntA_PA_SSRXIntA_PA_SSRX+ GND IntA_PA_SSTXIntA_PA_SSTX+ GND IntA_PA_DIntA_PA_D+ Vbus IntA_PB_SSRXIntA_PB_SSRX+ GND IntA_PB_SSTXIntA_PB_SSTX+ GND IntA_PB_DIntA_PB_D+ Dummy 1 There is one header on this motherboard. This USB 3.2 Gen1 header can support two ports. Front Panel Type C USB 3.2 Gen2x2 Header (20-pin F_USB32_TC_1) (see p.6, No. 10) USB Type-C Cable There is one Front Panel Type C USB 3.2 Gen2x2 Header on this motherboard. This header is used for connecting a USB 3.2 Gen2x2 module for additional USB 3.2 Gen2x2 ports. English 19
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