ASRock B75 Pro3 User Manual - Page 33

Front Panel Audio Header

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(9-pin USB6_7) (see p.13, No. 23) USB_PWR P-7 P+7 GND DUMMY 1 GND P+6 P-6 USB_PWR USB 3.0 Header (19-pin USB3_2_3) (see p.13, No. 8) Vbus IntA_P2_SSRXIntA_P2_SSRX+ GND IntA_P2_SSTXIntA_P2_SSTX+ GND IntA_P2_DIntA_P2_D+ Vbus IntA_P3_SSRXIntA_P3_SSRX+ GND IntA_P3_SSTXIntA_P3_SSTX+ GND IntA_P3_DIntA_P3_D+ Dummy 1 Besides two default USB 3.0 ports on the I/O panel, there is one USB 3.0 header on this motherboard. This USB 3.0 header can support two USB 3.0 ports. Infrared Module Header (5-pin IR1) (see p.13, No. 27) This header supports an optional wireless transmitting and receiving infrared module. Consumer Infrared Module Header (4-pin CIR1) (see p.13, No. 26) Front Panel Audio Header (9-pin HD_AUDIO1) (see p.13, No. 30) This header can be used to connect the remote controller receiver. This is an interface for front panel audio cable that allows convenient connection and control of audio devices. 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly. Please follow the instruction in our manual and chassis manual to install your system. 2. If you use AC'97 audio panel, please install it to the front panel audio header as below: A. Connect Mic_IN (MIC) to MIC2_L. B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L. 33

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33
(9-pin USB6_7)
(see p.13,
No. 23)
Infrared Module Header
This header supports an
(5-pin IR1)
optional wireless transmitting
(see p.13,
No. 27)
and receiving infrared module.
Consumer Infrared Module Header
This header can be used to
(4-pin CIR1)
connect the remote controller
(see p.13,
No. 26)
receiver.
Front Panel Audio Header
This is an interface for front
(9-pin HD_AUDIO1)
panel audio cable that allows
(see p.13,
No. 30)
convenient connection and
control of audio devices.
USB 3.0 Header
Besides two default USB 3.0
(19-pin USB3_2_3)
ports on the I/O panel, there is
(see p.13,
No. 8)
one USB 3.0 header on this
motherboard. This USB 3.0
header can support two USB 3.0
ports.
1
IntA_P3_D+
Dummy
IntA_P3_D-
GND
IntA_P3_SSTX+
GND
IntA_P3_SSTX-
IntA_P3_SSRX+
IntA_P3_SSRX-
Vbus
Vbus
Vbus
IntA_P2_SSRX-
IntA_P2_SSRX+
GND
IntA_P2_SSTX-
IntA_P2_SSTX+
GND
IntA_P2_D-
IntA_P2_D+
DUMMY
GND
GND
P+7
P-7
USB_PWR
P+6
P-6
USB_PWR
1
1. High Definition Audio supports Jack Sensing, but the panel wire on the
chassis must support HDA to function correctly. Please follow the
instruction in our manual and chassis manual to install your system.
2. If you use AC’97 audio panel, please install it to the front panel audio
header as below:
A. Connect Mic_IN (MIC) to MIC2_L.
B. Connect Audio_R (RIN) to OUT2_R and Audio_L (LIN) to OUT2_L.