ASRock B450M Steel Legend Quick Installation Guide - Page 159
Spk_pled1, Sata3_1, Sata3_2, Sata3_3, Sata3_4, Sata3, 0 Gb/s, Sata3_3, Usb 2.0, Usb_3_4, Usb_5_6,
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B450M Steel Legend SATA3_1 SATA3_3 SATA3_2 SATA3_4 简体中文 电源 LED 7 针 SPK_PLED1) (见第 1 页,第 14 个) 串行 ATA3 接口 (SATA3_1: 见第 1 页, 第 12 个) (SATA3_2: 见第 1 页, 第 11 个) (SATA3_3: 见第 1 页, 第 9 个) (SATA3_4: 见第 1 页, 第 10 个) SPEAKER DUMMY DUMMY +5V 1 PLED+ PLED+ PLED- LED 这四个 SATA3 6.0 Gb/s SATA M2_2 和 SATA3_3 USB 2.0 接脚 (9 针 USB_3_4) (见第 1 页,第 20 个) (9- 针 USB_5_6 1 页,第 19 个) USB_PWR PP+ GND DUMMY 1 GND P+ PUSB_PWR 2 USB 2.0 USB 3.1 Gen1 接脚 (19 针 USB3_56 1 页或第 8 页, 第 8 个) 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 USB 3.1 Gen1 9 针 HD_AUDIO1) (见第 1 页,第 25 个) GND PRESENCE# MIC_RET OUT_RET 1 OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L 157
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