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USB 3.0 Header
(19-pin USB3_0_1)
(see p.2, No. 7)
Infrared Module Header
(5-pin IR1)
(see p.2, No. 25)
Consumer Infrared Module Header
(4-pin CIR1)
(see p.2 No. 20)
Print Port Header
(25-pin LPT1)
(see p.2 No. 23)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.2, No. 30)
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IntA_P0_D+
IntA_P0_D-
GND
IntA_P0_SSTX+
IntA_P0_SSTX-
1
IntA_P1_SSTX+
GND
IntA_P1_D-
IntA_P1_D+
DUMMY
AFD#
ERROR#
PINIT#
SLIN#
1
SPD4
SPD3
SPD2
SPD1
SPD0
STB#
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.
C. Connect Ground (GND) to Ground (GND).
ASRock H77M Motherboard
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Besides two default USB 3.0
ports on the I/O panel, there is
one USB 3.0 header on this
GND
IntA_P0_SSRX+
motherboard. This USB 3.0
IntA_P0_SSRX-
Vbus
header can support two USB 3.0
ports.
Vbus
IntA_P1_SSRX-
IntA_P1_SSRX+
GND
IntA_P1_SSTX-
This header supports an
optional wireless transmitting
and receiving infrared module.
This header can be used to
connect the remote
controller receiver.
This is an interface for print
port cable that allows
GND
convenient connection of printer
devices.
SPD7
SPD6
ACK#
SPD5
BUSY
PE
SLCT
This is an interface for front
GND
PRESENCE#
panel audio cable that allows
MIC_RET
OUT_RET
convenient connection and
control of audio devices.
OUT2_L
J_SENSE
OUT2_R
MIC2_R
MIC2_L
29
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