Gigabyte GA-6PXSV4 - Page 26

Hardware Installation
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16) COM2 (Serial Port Header)
The COM header can provide one serial port via an optional COM port cable. For purchasing the op-
tional COM port cable, please contact the local dealer.
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Pin No. Denition
1 NDCD-
2 NDSR-
3 NSIN
4 NRST-
5 NSOUT
6 NCTS-
7 NDTR-
8 NRI
9 GND
10 No Pin
17) SATA_SGPIO (SATA SGPIO Header)
SGPIO stands for Serial General Purpose Input/Output which is a 4-signal (or 4-wire) bus used between
a Host Bus Adapter (HBA) and a backplane. Out of the 4 signals, 3 are driven by the HBA and 1 is driven
by the backplane. Typically, the HBA is a storage controller located inside a server, desktop, rack or
workstation computer that interfaces with Hard disk drives (HDDs) to store and retrieve data.
This header provides the SATA interface of SGPIO funtion.
Pin No. Denition
1 SGPIO_SATA_DATAIN
2 No Pin
3 SGPIO_SATA_DATAOUT
4 GND
5 GND
6 SGPIO_SATA_LOAD
7 NC
8 SGPIO_SATA_CLOCK