Asus P5LD2 SE - Manual (Page 48)

2-26 Chapter 2: Hardware information
3. Serial ATA connectors (7-pin SATA1 [red], SATA2 [red],
SATA3 [black], SATA4 [black])
These connectors are for the Serial ATA signal cables for Serial ATA
hard disk drives.
Important note on Serial ATA
When using the connectors in Standard IDE mode, connect the primary
(boot) hard disk drive to the SATA1 or SATA2 connector. Refer to the
table below for the recommended SATA hard disk drive connections.
Serial ATA hard disk drive connection
SATA4 SATA1
G
ND
RS
AT
A_
TX
P1
RS
AT
A_
TX
N1
G
ND
RS
AT
A_
RX
P1
RS
AT
A_
RX
N1
G
ND
G
ND
RS
AT
A_
TX
P2
RS
AT
A_
TX
N2
G
ND
RS
AT
A_
RX
P2
RS
AT
A_
RX
N2
G
ND
SATA3 SATA2
G
ND
RS
AT
A_
TX
P1
RS
AT
A_
TX
N1
G
ND
RS
AT
A_
RX
P1
RS
AT
A_
RX
N1
G
ND
G
ND
RS
AT
A_
TX
P2
RS
AT
A_
TX
N2
G
ND
RS
AT
A_
RX
P2
RS
AT
A_
RX
N2
G
ND
P5LD2 SE SATA Connectors
R
P5LD2 SE
Below:Mic In Center:Line Out Top:Line In
Connector Color Setting Use
SATA1/SATA2 Red Master Boot disk
SATA3/SATA4 Black Slave Data disk