ASROCK H87M Pro4/ASM Manual page 28

1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must
support 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".
Chassis Speaker Header
(4-pin SPEAKER1)
(see p.1, No. 13)
SPDIF Out Connector
(2-pin SPDIF_OUT1)
(see p.1, No. 24)
Chassis and Power Fan
Connectors
(4-pin CHA_FAN1)
(see p.1, No. 15)
(3-pin CHA_FAN2)
(see p.1, No. 25)
(3-pin PWR_FAN1)
(see p.1, No. 1)
Please connect the chassis
DUMMY SPEAKER
speaker to this header.
1
+5V DUMMY
Please connect the
1
SPDIF_OUT connector of
GND
SPDIFOUT
a HDMI VGA card to this
header with a cable.
Please connect fan cables
to the fan connectors and
match the black wire to
the ground pin.
GND
+12V
CHA_FAN_SPEED
H87M Pro4/ASM
25