ASROCK A770CROSSFIRE User Manual page 25

G. To activate the front mic.
For Windows
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
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. 13)
Chassis Speaker Header
(4-pin SPEAKER 1)
(see p.2 No. 12)
Chassis Fan Connector
(3-pin CHA_FAN1)
(see p.2 No. 20)
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.2 No. 4)
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.2 No. 38)
ASRock
®
XP / XP 64-bit OS:
® Vista TM / Vista TM 64-bit OS:
This header accommodates
several system front panel
functions.
Please connect the chassis
speaker to this header.
Please connect a chassis fan
cable to this connector and
match the black wire to the
ground pin.
Please connect the CPU fan
4
cable to this connector and
3
2
match the black wire to the
1
ground pin.
Pin 1-3 Connected
3-Pin Fan Installation
Please connect an ATX power
13 1
supply to this connector.
12
24
A770CrossFire Motherboard
2 5 2 5 2 5
2 5 2 5