Asus P9D-E/4L - Manual (Page 51)

ASUS P9D-E/4L 2-31
3. Hard disk activity LED connector (4-pin HDLED1)
This LED connector is for the storage add-on card cable connected to the SATA or SAS
add-on card. The read or write activities of any device connected to the SATA or SAS
add-on card causes the front panel LED to light up.
2. PSAS connectors
(7-pin PSAS1, PSAS2, PSAS3, PSAS4, PSAS5, PSAS6, PSAS7, PSAS8
[Light Blue])
This motherboard comes with eight (8) PIKE Serial Attached SCSI (PSAS) connectors
that supports both Serial Attached SCSI (SAS) and Serial ATA (SATA). Each connector
supports one device.
• These connectors function only when you install a PIKE RAID card.
• Connect the SAS hard disk drives to PSAS connectors 1–8 (blue) when installing a
PIKE RAID card.