Biostar TA990FXE Setup Manual - Page 12
SATA1~SATA3: Serial ATA Connectors, AUXPWR1: Auxiliary Power for Graphics, ATXPWR2: ATX Power Source - specs
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Motherboard Manual 2.4 CONNECTORS AND SLOTS SATA1~SATA3: Serial ATA Connectors The motherboard has a PCI to SATA Controller with 5 channels SATA interface, it satisfies the SATA 3.0 spec and with transfer rate of 6.0Gb/s. SATA1-U SATA2-U SATA1- L SATA2- L SATA3 741 Pin Assignment 1 Ground 2 TX+ 3 TX4 Ground 5 RX6 RX+ 7 Ground AUXPWR1: Auxiliary Power for Graphics This connector is an auxiliary power connection for graphics cards. Exclusive power for the graphics card provides better graphics performance. Pin Assignment 4 1 1 +12V 2 Ground 3 Ground 4 VCC ATXPWR2: ATX Power Source Connector This connector provides +12V to CPU power circuit. If CPU power plug is 4-pin, please plug it into Pin 1-2-7-8 of ATXPWR2. 5 4 8 1 Pin Assignment 1 +12V 2 +12V 3 +12V 4 +12V 5 Ground 6 Ground 7 Ground 8 Ground 10
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