2727
2727
27
System Panel Header This header accommodates
(9-pin PANEL1) several system front panel
(see p.11 No. 18) functions.
Chassis Speaker Header Please connect the chassis
(4-pin SPEAKER 1) speaker to this header.
(see p.11 No. 19)
Chassis Fan Connector Please connect a chassis fan
(3-pin CHA_FAN1) cable to this connector and
(see p.11 No. 17) match the black wire to the
ground pin.
CPU Fan Connector Please connect a CPU fan cable
(4-pin CPU_FAN1) to this connector and match
(see p.11 No. 6) the black wire to the ground pin.
+5V
DUMMY
DUMMY
SPEAKER
1
GND
PWRBTN#
PLED-
PLED+
DUMMY
RESET#
GND
HDLED+
HDLED-
1
Front Panel Audio Header This is an interface for front
(9-pin HD_AUDIO1) panel audio cable that allows
(see p.11 No. 29) convenient connection and
control of audio devices.
J_SENSE
OUT2_L
1
MIC _RET
PRESENC E#
GND
OUT2_R
MIC 2_R
MIC 2_L
OUT_RET
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. Enter BIOS Setup Utility. Enter Advanced Settings, and then select
Chipset Configuration. Set the Front Panel Control option from
[Auto] to [Enabled].
F. Enter Windows system. Click the icon on the lower right hand
taskbar to enter Realtek HD Audio Manager. Click “Audio I/O”, select
“Connector Settings” , choose “Disable front panel jack
detection”, and save the change by clicking “OK”.
GND
+12V
C HA_FAN_SPEED
GND
+12V
C PU_FAN_SPEED
FAN_SPEED_CONTROL
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