24
Front Panel Audio Header
This is an interface for front
(9-pin HD_AUDIO1)
panel audio cable that allows
(see p.10 No. 30)
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.
C. Connect Ground (GND) to Ground (GND).
D. MIC_RET and OUT_RET are for HD audio panel only. You don’t
need to connect them for AC’97 audio panel.
E. To activate the front mic.
Go to the “FrontMic” Tab in the Realtek Control panel. Adjust
“Recording Volume”.
3W Audio AMP Output Wafer
(4-pin SPEAKER1)
(see p.10 No. 31)
ATX 12V Power Connector
This motherboard provides an
(8-pin ATX12V1)
8-pin ATX 12V power
(see p.10 No. 35)
connector. To use a 4-pin ATX
power supply, please plug it
along Pin 1 and Pin 5.
ATX Power Input Connector
This motherboard provides
(24-pin ATXPWR1)
a 24-pin ATX power connector.
(see p.10 No. 11)
To use a 20-pin ATX power
supply, please plug it along Pin
1 and Pin 13.
1
PIN Signal
Name PIN
Signal
Name PIN
Signal
Name
PIN Signal
Name
4 OUTRN
3
OUTRP
2
OUTLP
1
OUTLN
5 1
8 4
12
1
24
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Summary of Contents for IMB-1311-D
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