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GETTING TO KNOW YOUR ECS-4500
2.4.12 SATA1, SATA2 : SATA III Connector
There are 2 onboard high performance Serial ATA III (SATA III) on ECS-4700. It
supports higher storage capacity with less cabling effort and smaller required space.
The pin assignments of SATA1 and SATA2 are listed in the following table :
SA
TA2
SA
TA1
SATA1/SATA2
Pin No.
Definition
Pin No.
Definition
1
GND
2
TXP
3
TXN
4
GND
5
RXN
6
RXP
7
GND
1
7
2.4.13 HDD_PWR1, HDD_PWR2 : SATA Power Connector
The ECS-4700 also equip with a SATA power connector. The one port supports
5V (Up to 2A) and 12V (Up to 1A) current to the hard drive or SSD. The pin
assignments of HDD_PWR1, HDD_PWR2 are listed in the following table:
HDD_P
WR1
HDD_P
WR2
Layout
Pin No.
Description
1
1A max
2
GND
3
GND
4
+5V (2A max)
1
4