ASROCK G31M-VS2 User Manual

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E. Enter BIOS Setup Utility. Enter Advanced Settings, and then select
Chipset Configuration. Set the Front Panel Control option from
[Auto] to [Enabled].
+5V
DUMMY
DUMMY
SPEAKER
1
GND
PWRBTN#
PLED-
PLED+
DUMMY
RESET#
GND
HD LED+
HD LED-
1
System Panel Header This header accommodates
(9-pin PANEL1) several system front panel
(see p.10 No. 9) functions.
Chassis Speaker Header Please connect the chassis
(4-pin SPEAKER 1) speaker to this header.
(see p.10 No. 14)
Chassis Fan Connector Please connect a chassis fan
(3-pin CHA_FAN1) cable to this connector and
(see p.10 No. 16) 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.10 No. 3) the black wire to the ground pin.
GND
+12V
CHA_FAN_SPEED
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4
20-Pin ATX Power Supply Installation
ATX Power Connector Please connect an ATX power
(24-pin ATXPWR1) supply to this connector.
(see p.10 No. 4)
Though this motherboard provides 24-pin ATX power connector, it can still work
if you adopt a traditional 20-pin ATX power supply. To use the 20-pin ATX power
supply, please plug your power supply along with Pin 1 and Pin 13.
24 13
12 1
24 13
12 1
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.
3-Pin Fan Installation
Pin 1-3 Connected

ASROCK G31M-VS2 Specifications

General

Non-ECC	Yes
Number of memory slots	2
Maximum internal memory	8 GB
Processor socket	LGA 775 (Socket T)
Processor manufacturer	Intel
Number of SATA connectors	4
Number of Parallel ATA connectors	1
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Firewire (IEEE 1394) ports	0
Audio chip	VIA VT1705
Certification	FCC, CE
Power source type	ATX
Audio output channels	5.1 channels
Motherboard form factor	micro ATX
Compatible operating systems	Win XP, Vista, 7
Networking features	10/100 Mbps
BIOS memory size	32 Mbit

Weight and Dimensions

Depth	170 mm
Width	226 mm