ASRock 775Dual-915GV User Manual - Page 23

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 each 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.12 No. 16) USB_PWR P-7 P+7 GND DUMMY 1 GND P+6 P-6 USB_PWR ASRock 8CH I/O accommodates 4 default USB 2.0 ports. If those USB 2.0 ports on the I/O panel are not sufficient, this USB 2.0 header is available to support 2 additional USB 2.0 ports. USB 2.0 Header (9-pin USB45) (see p.12 No. 15) USB_PWR P-5 P+5 GND DUMMY 1 GND P+4 P-4 USB_PWR ASRock 8CH I/O accommodates 4 default USB 2.0 ports. If those USB 2.0 ports on the I/O panel are not sufficient, this USB 2.0 header is available to support 2 additional USB 2.0 ports. Infrared Module Header (5-pin IR1) (see p.12 No. 7) Internal Audio Connectors (4-pin CD1) (CD1: see p.12 No. 30) IRTX +5VSB DUMMY 1 GND IRRX CD-R GND GND CD-L CD1 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 AUDIO1) (see p.12 No. 26) GND +5VA BACKOUT-R BACKOUT-L 1 A U D - O U T- L GND A U D - O U T- R MIC-POWER MIC This is an interface for front panel audio cable that allows convenient connection and control of audio devices. 23