ASRock B450 Steel Legend User Manual - Page 34

Power LED and Speaker, USB 3.1 Gen1 Header

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Power LED and Speaker Header (7-pin SPK_PLED1) (see p.7, No. 16) Serial ATA3 Connectors (SATA3_1: see p.7, No. 9) (SATA3_2: see p.7, No. 10) (SATA3_3: see p.7, No. 13) (SATA3_4: see p.7, No. 14) (SATA3_A1: see p.7, No. 11) (SATA3_A2: see p.7, No. 12) SATA3_A2 SATA3_A1 SPEAKER DUMMY DUMMY +5V 1 PLED+ PLED+ PLED- SATA3_2 SATA3_1 Please connect the chassis power LED and the chassis speaker to this header. These six SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate. * M2_2, SATA3_3 and SATA3_4 share lanes. If either one of them is in use, the others will be disabled. SATA3_4 SATA3_3 USB 2.0 Headers (9-pin USB_1_2) (see p.7, No. 22) (9-pin USB_3_4) (see p.7, No. 21) USB_PWR PP+ GND DUMMY 1 GND P+ PUSB_PWR There are two headers on this motherboard. Each USB 2.0 header can support two ports. USB 3.1 Gen1 Header (19-pin USB3_5_6) (see p.7 or 8, No. 8) Vbus IntA_PA_SSRXIntA_PA_SSRX+ GND IntA_PA_SSTXIntA_PA_SSTX+ GND IntA_PA_DIntA_PA_D+ Vbus IntA_PB_SSRXIntA_PB_SSRX+ GND IntA_PB_SSTXIntA_PB_SSTX+ GND IntA_PB_DIntA_PB_D+ Dummy 1 There is one header on this motherboard. Each USB 3.1 Gen1 header can support two ports. 28 English

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English
28
1
+5V
DUMMY
PLED+
PLED+
PLED-
DUMMY
SPEAKER
DUMMY
GND
GND
P+
P-
USB_PWR
P+
P-
USB_PWR
1
1
IntA_PB_D+
Dummy
IntA_PB_D-
GND
IntA_PB_SSTX+
GND
IntA_PB_SSTX-
IntA_PB_SSRX+
IntA_PB_SSRX-
Vbus
Vbus
Vbus
IntA_PA_SSRX-
IntA_PA_SSRX+
GND
IntA_PA_SSTX-
IntA_PA_SSTX+
GND
IntA_PA_D-
IntA_PA_D+
Power LED and Speaker
Header
(7-pin SPK_PLED1)
(see p.7, No. 16)
Please connect the
chassis power LED and
the chassis speaker to this
header.
Serial ATA3 Connectors
(SATA3_1:
see p.7, No. 9)
(SATA3_2:
see p.7, No. 10)
(SATA3_3:
see p.7, No. 13)
(SATA3_4:
see p.7, No. 14)
(SATA3_A1:
see p.7, No. 11)
(SATA3_A2:
see p.7, No. 12)
°ese six SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
* M2_2, SATA3_3 and
SATA3_4 share lanes. If
either one of them is in
use, the others will be
disabled.
USB 2.0 Headers
(9-pin USB_1_2)
(see p.7, No. 22)
(9-pin USB_3_4)
(see p.7, No. 21)
°ere are two headers
on this motherboard.
Each USB 2.0 header can
support two ports.
USB 3.1 Gen1 Header
(19-pin USB3_5_6)
(see p.7 or 8, No. 8)
°ere is one header on
this motherboard. Each
USB 3.1 Gen1 header can
support two ports.
SATA3_1
SATA3_2
SATA3_A1
SATA3_A2
SATA3_3
SATA3_4