ASROCK X299 Killer SLI/ac Manual page 26

Power LED and Speaker
Header
(7-pin SPK_PLED1)
(see p.1, No. 16)
Serial ATA3 Connectors
(SATA3_0_1:
see p.1, No. 12)
(SATA3_2_3:
see p.1, No. 13)
(SATA3_4_5:
see p.1, No. 14)
(SATA3_6_7:
see p.1, No. 15)
USB 2.0 Headers
(9-pin USB_5_6)
(see p.1, No. 22)
(9-pin USB_7_8)
(see p.1, No. 21)
(9-pin USB_9_10)
(see p.1, No. 20)
24
Please connect the
SPEAKER
DUMMY
chassis power LED and
DUMMY
+5V the chassis speaker to this
header.
1
PLED+
PLED+
PLED-
These eight SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
* If M2_1 is occupied by
a SATA-type M.2 device,
SATA3_0 will be disabled.
* If M2_2 is occupied by
a SATA-type M.2 device,
SATA3_1 will be disabled.
* If M2_3 is occupied by
a SATA-type M.2 device,
SATA3_4 and SATA3_5
will be disabled.
* If M2_3 is occupied by
a PCIe-type M.2 device,
SATA3_4, SATA3_5,
SATA3_6 and SATA3_7
will be disabled.
There are three headers
USB_PWR
P-
P+
on this motherboard.
GND
DUMMY
Each USB 2.0 header can
support two ports.
1
GND
P+
P-
USB_PWR