ASRock B550M-ITX/ac User Manual - Page 35

Front Panel Audio Header

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B550M-ITX/ac SATA3_4 SATA3_3 SATA3_2 SATA3_1 Serial ATA3 Connectors (SATA3_1_3: see p.7, No. 7) (SATA3_2_4: see p.7, No. 8) These four SATA3 connectors support SATA data cables for internal storage devices with up to 6.0 Gb/s data transfer rate. USB 2.0 Headers (9-pin USB_3_4) (see p.7, No. 11) DUMMY GND P+ P- USB_PWR GND P+ PUSB_PWR 1 There is one header on this motherboard. This USB 2.0 header can support two ports. USB 3.2 Gen1 Header (19-pin USB3_4_5) (see p.7, No. 9) 1 Dummy IntA_PB_D+ IntA_PB_D- GND IntA_PB_SSTX+ IntA_PB_SSTX- GND IntA_PB_SSRX+ IntA_PB_SSRX- Vbus IntA_PA_D+ IntA_PA_DGND IntA_PA_SSTX+ IntA_PA_SSTXGND IntA_PA_SSRX+ IntA_PA_SSRX- Vbus There is one header on this motherboard. This USB 3.2 Gen1 header can support two ports. Front Panel Audio Header OUT_DETECT (9-pin HD_AUDIO1) (see p.7, No. 15) MIC2_DETECT N/A AGND_A OUT L AGND_A OUT R MIC2-R MIC2-L This header is for connecting audio devices to the front audio panel. 1 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instructions in our manual and chassis manual to install your system. 2. If you use an AC'97 audio panel, please install it to the front panel audio header by the steps below: A. Connect Mic_IN (MIC) to MIC2_L. B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. C. Connect Ground (GND) to Ground (GND). D. MIC_RET and OUT_RET are for the HD audio panel only. You don't need to connect them for the AC'97 audio panel. E. To activate the front mic, go to the "FrontMic" Tab in the Realtek Control panel and adjust "Recording Volume". English 29

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English
29
B550M-ITX/ac
Serial ATA3 Connectors
(SATA3_1_3:
see p.7, No. 7)
(SATA3_2_4:
see p.7, No. 8)
°ese four SATA3
connectors support SATA
data cables for internal
storage devices with up to
6.0 Gb/s data transfer rate.
USB 2.0 Headers
(9-pin USB_3_4)
(see p.7, No. 11)
°ere is one header on
this motherboard. °is
USB 2.0 header can
support two ports.
USB 3.2 Gen1 Header
(19-pin USB3_4_5)
(see p.7, No. 9)
°ere is one header on
this motherboard. °is
USB 3.2 Gen1 header can
support two ports.
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.7, No. 15)
°is header is for
connecting audio devices
to the front audio panel.
SATA3_4
SATA3_2
SATA3_3
SATA3_1
DUMMY
GND
GND
P+
P-
P+
P-
USB_PWR
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
V
Vbus
V
IntA_PA_SSRX-
IntA_PA_SSRX+
GND
IntA_PA_SSTX-
IntA_PA_SSTX+
GND
IntA_PA_D-
IntA_PA_D+
1.
High Definition Audio supports Jack Sensing, but the panel wire on the chassis
must support HDA to function correctly. Please follow the instructions in our
manual and chassis manual to install your system.
2. If you use an AC’97 audio panel, please install it to the front panel audio header by
the steps below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for the HD audio panel only. You don’t need to
connect them for the AC’97 audio panel.
E. To activate the front mic, go to the “FrontMic” Tab in the Realtek Control panel
and adjust “Recording Volume”.
AGND_A
OUT L
1
MIC2_DETECT
OUT_DETECT
OUT R
MIC2-R
MIC2-L
AGND_A
N/A