Asus B150M-C D3 User Guide - Page 26

7. Serial port connector (10-1 pin COM) This connector is for a serial (COM) port. Connect the serial port module cable to this connector, then install the module to a slot opening at the back of the system chassis. COM1 COM2 RXD DTR DSR CTS RXD DTR DSR CTS PIN 1 PIN 1 DCD TXD GND RTS RI DCD TXD GND RTS RI B150M-C D3 B150M-C D3 Serial port (COM) connectors The COM module is purchased separately. 8. Intel® B150 Serial ATA 6.0Gb/s connector (7-pin SATA6G_1~6 [gray]) This connector connects to Serial ATA 6.0 Gb/s hard disk drives via Serial ATA 6.0 Gb/s signal cables. SATA6G_4 GND RSATA_RXP4 RSATA_RXN4 GND RSATA_TXN4 RSATA_TXP4 GND SATA6G_5 B150M-C D3 GND RSATA_RXP3 RSATA_RXN3 GND RSATA_TXN3 RSATA_TXP3 GND GND RSATA_RXP6 RSATA_RXN6 GND RSATA_TXN6 RSATA_TXP6 GND GND RSATA_TXP5 RSATA_TXN5 GND RSATA_RXN5 RSATA_RXP5 GND SATA6G_3 SATA6G_6 SATA6G_1 GND RSATA_TXP1 RSATA_TXN1 GND RSATA_RXP1 RSATA_RXN1 GND SATA6G_2 GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXP2 RSATA_RXN2 GND B150M-C D3 Intel® SATA 6 Gb/s connectors • You must install Windows. XP Service Pack 3 or later version before using Serial ATA hard disk drives. • When using hot-plug and NCQ, set the SATA Mode Selection item in the BIOS to [AHCI]. 1-18 Chapter 1: Product introduction