ASRock 939Dual-VSTA User Manual - Page 21
Front Panel Audio Header
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Serial ATA (SATA) Data Cable (Optional) Serial ATA (SATA) Power Cable (Optional) connect to the SATA HDD power connector connect to the power supply Either end of the SATA data cable can be connected to the SATA / SATAII hard disk or the SATA / SATAII connector on the motherboard. 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 USB45) (see p.11 No. 21) USB_PWR P-5 P+5 GND DUMMY 1 GND P+4 P-4 USB_PWR Besides four default USB 2.0 ports on the I/O panel, there is one USB 2.0 header on this motherboard. This USB 2.0 header can support two USB 2.0 ports. Infrared Module Header (5-pin IR1) (see p.11 No. 24) IRTX +5VSB DUMMY 1 GND IRRX Internal Audio Connectors (4-pin CD1) (CD1: see p.11 No. 35) CD-L GND GND CD-R CD1 Front Panel Audio Header (8-pin AUDIO1) (see p.11 No. 26) GND BACKOUT-R BACKOUT-L 1 A U D - O U T- L GND A U D - O U T- R MIC-POWER MIC 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. This is an interface for front panel audio cable that allows convenient connection and control of audio devices. 21