
2-21
Hardware Setup
IDE3
SER2
1
7
SER1
Serial ATA/Serial ATA RAID Connectors controlled by
VT8237: SATA1, SATA2
The Southbridge of this mainboard is VT8237 which supports two serial
connectors SATA1 & SATA2.
SATA1 & SATA2 are dual high-speed Serial ATA interface ports. Each
supports 1
st
generation serial ATA data rates of 150 MB/s. Both connectors are
fully compliant with Serial ATA 1.0 specifications. Each Serial ATA connector
can connect to 1 hard disk device. Please refer to Serial ATA/Serial ATA Raid
manual for detail software installation procedure.
SATA2
SATA1
1
7
Serial ATA/Serial ATA RAID Connectors controlled by Prom-
ise 20378: IDE3, SER1 & SER2
The brand new Promise 20378 chipset supports one IDE connector IDE3
and two serial connectors SER1& SER2.
IDE3 is a 32-bit Enhanced PCI IDE and Ultra DMA 66/100/133 controller
that provides PIO mode 0~6, Bus Master, and Ultra DMA 66/100/133 function.
You can connect up to 2 hard disk drives---one IDE master and one IDE slave.
SER1 & SER2 are dual high-speed Serial ATA interface ports. Each
supports 1
st
generation serial ATA data rates of 150 MB/s. Both connectors are
fully compliant with Serial ATA 1.0 specifications. Each Serial ATA connector
can connect to 1 hard disk device. Please refer to Serial ATA/Serial ATA Raid
manual for detail software installation procedure.
SER1 & SER2 Pin Definition
Pin Signal Pin Signal
1 GND 2 TXP
3 TXN 4 GND
5 RXN 6 RXP
7 GND
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