ASROCK X370 Killer SLI/ac Handbuch Seite 33

USB 3.0 Header
(19-pin USB3_7_8)
(see p.1, No. 8)
(19-pin USB3_9_10)
(see p.1, No. 7)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.1, No. 26)
Chassis Fan Connectors
(4-pin CHA_FAN1)
(see p.1, No. 11)
(4-pin CHA_FAN2)
(see p.1, No. 20)
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IntA_PA_SSRX-
IntA_PA_SSRX+
IntA_PA_SSTX-
IntA_PA_SSTX+
IntA_PA_D-
IntA_PA_D+
1
MIC2_L
1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must sup-
port 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".
1
2
3
4
FAN_SPEED_CONTROL
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X370 Killer SLI/ac / X370 Killer SLI
Besides four USB 3.0 ports
Vbus Vbus
Vbus IntA_PB_SSRX-
on the I/O panel, there
IntA_PB_SSRX+
GND
are two headers on this
GND IntA_PB_SSTX-
IntA_PB_SSTX+
motherboard. Each USB
GND
GND IntA_PB_D-
3.0 header can support
IntA_PB_D+
Dummy
two ports.
1
This header is for
GND
PRESENCE#
MIC_RET
connecting audio devices
OUT_RET
to the front audio panel.
OUT2_L
J_SENSE
OUT2_R
MIC2_R
Please connect fan cables
GND
FAN_VOLTAGE
to the fan connectors and
CHA_FAN_SPEED
FAN_SPEED_CONTROL
match the black wire to
the ground pin.
4 3 2 1
CHA_FAN_SPEED
FAN_VOLTAGE
GND
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