ASROCK Z97 Pro4 Handbuch Seite 26

Power LED Header
(3-pin PLED1)
(see p.1, No. 17)
Serial ATA3 Connectors
(SATA3_0:
see p.1, No. 9)
(SATA3_1:
see p.1, No. 11)
(SATA3_2:
see p.1, No. 13)
(SATA3_3:
see p.1, No. 10)
(SATA3_4:
see p.1, No. 12)
(SATA3_5:
see p.1, No. 14)
Serial ATA Express
Connector
(SATAE_1:
see p.1, No. 15)
USB 2.0 Headers
(9-pin USB_4_5)
(see p.1, No. 21)
(9-pin USB_6_7)
(see p.1, No. 22)
24
1
PLED-
PLED+
PLED+
USB_PWR
P-
P+
GND
DUMMY
1
GND
P+
P-
USB_PWR
Please connect the chassis
power LED to this header
to indicate the system's
power status.
These six SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
The SATA3_4, SATA3_5
are shared with the SATA
Express connector.
Please connect either
SATA or PCIe storage
devices to this connector.
The SATA Express
connector is shared with
the SATA3_4, SATA3_5
and the M.2_SSD (NGFF)
Socket 3.
*The SATA Express
interface is a combination
of SATAE_1, SATA3_4,
and SATA3_5.
Besides four USB 2.0 ports
on the I/O panel, there
are two headers on this
motherboard. Each USB
2.0 header can support
two ports.