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3W Audio AMP Output Wa-
fer
(4-pin SPEAKER1)
(see p.15 No. 26)
Front Panel Audio Header
(9-pin HD_AUDIO1)
(see p.15 No. 25)
1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must sup-
port 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".
Chassis Fan Connector
(4-pin CHA_FAN1)
(see p.15 No. 14)
1
GND
PRESENCE#
MIC_RET
OUT_RET
1
OUT2_L
J_SENSE
OUT2_R
MIC2_R
MIC2_L
1
GND
2
+12V
FAN_SPEED
3
FAN_SPEED_CONTROL
4
PIN
Signal Name
1
OUTLN
2
OUTLP
3
OUTRP
4
OUTRN
This is an interface for front
panel audio cable that allows
convenient connection and
control of audio devices.
Please connect the fan cable to
the fan connector and match the
black wire to the ground pin.
iBOX-155
23
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