Installation guide

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.
For Windows® 2000 / XP / XP 64-bit OS:
Click "Audio I/O", select "Connector Settings" J" ^ j , choose
"Disable front panel jack detection", and save the change by
clicking "OK".
For Windows® Vista™ / Vista™ 64-bit OS:
Click the right-top "Folder" icon , choose "Disable front
\
panel jack detection", and save the change by clicking "OK".
G. To activate the front mic.
For Windows® 2000 / XP / XP 64-bit OS:
Please select "Front Mic" as default record device.
If you want to hear your voice through front mic, please deselect "Mute"
icon in "Front Mic" of "Playback" portion.
For Windows® Vista™ / Vista™ 64-bit OS:
Go to the "Front Mic" Tab in the Realtek Control panel.
Click "Set Default Device" to make the Front Mic as the default record
device.
System Panel Header
(9-pin PANEL1)
(see p.2 No. 17)
,PLED +
.PLED-
L PV RBTN#
IGND
This header accommodates
several system front panel
functions.
'DUMMY
'RESET#
I
1
GND
1
H". ED-
'HDLFDŁ-
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.2 No. 14)
Щ,
HUM''
'SPE ,;ER
'DUMF'
'rUMtT:
Please connect the chassis
speaker to this header.
Chassis Fan Connector
(3-pin CHA_FAN1)
(see p.2 No. 19)
Please connect a chassis fan
cable to this connector and
match the black wire to the
ground pin.
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.2 No. 4)
I
Please connect a CPU fan cable
to this connector and match
the black wire to the ground pin.
AS Rock 945GCM-S Motherboard