ASRock 775Dual-VSTA User Manual - Page 22

Serial ATA (SATA) Power Cable (Optional) connect to the SATA HDD power connector connect to the power supply Please connect the black end of SATA power cable to the power connector on the drive. Then connect the white end of SATA power cable to the power connector of the power supply. USB 2.0 Header (9-pin USB67) (see p.11, No. 20) USB_PWR P-7 P+7 GND DUMMY 1 GND P+6 P-6 USB_PWR HD 8CH I/O provides you 4 ready-to-use USB 2.0 ports on the rear panel. If the rear USB ports are not sufficient, this USB 2.0 header is available to support 2 extra USB 2.0 ports. USB 2.0 Header (9-pin USB45) (see p.11, No. 18) USB_PWR P-4 P+4 GND DUMMY 1 GND P+5 P-5 USB_PWR Infrared Module Header (5-pin IR1) (see p.11, No. 27) Internal Audio Connector (4-pin CD1) (CD1: see p.11, No. 28) IRTX +5VSB DUMMY 1 GND IRRX CD-L GND GND CD-R CD1 HD 8CH I/O provides you 4 ready-to-use USB 2.0 ports on the rear panel. If the rear USB ports are not sufficient, this USB 2.0 header is available to support 2 extra USB 2.0 ports. This header supports an optional wireless transmitting and receiving infrared module. This connector allows you to receive stereo audio input from sound sources such as a CD-ROM, DVD-ROM, TV tuner card, or MPEG card. Front Panel Audio Header (9-pin HD_AUDIO1) (see p.11, No. 24) GND PRESENCE# MIC_RET OUT_RET 1 OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L This is an interface for the front panel audio cable that allows convenient connection and control of audio devices. 22