Biostar G31-M7 User Manual

G31-M7 OC
13
JATXPWR1: ATX Power Source Connector
This connector allows user to connect 24-pin power connector on the ATX
power supply.
1
12
13
24
Pin Assignment Pin Assignment
13 +3.3V 1 +3.3V
14 -12V 2 +3.3V
15 Ground 3 Ground
16 PS_ON 4 +5V
17 Ground 5 Ground
18 Ground 6 +5V
19 Ground 7 Ground
20 NC 8 PW_OK
21 +5V 9 Standby Voltage+5V
22 +5V 10 +12V
23 +5V 11 +12V
24 Ground 12 +3.3V
JATXPWR2: ATX Power Source Connector
By connecting this connector, it will provide +12V to CPU power circuit.
Pin Assignment
1 +12V
2 +12V
3 Ground
1
23
4
4 Ground
Note:
Before power on the system, please make sure that both JATXPWR1 and JATXPWR2
connectors have been plugged-in.

Biostar G31-M7 Specifications

General

Form Factor	Micro ATX
CPU Socket	LGA 775
Memory Type	DDR2
Memory Slots	2 x DIMM
Maximum Memory	4 GB
Storage Interface	4 x SATA 3Gb/s, 1 x IDE
Integrated Graphics	Intel GMA 3100
Audio	Realtek ALC662 6-Channel HD Audio
Video Outputs	1 x VGA
Chipset	Intel G31
CPU Support	Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
Expansion Slots	1 x PCIe x16, 2 x PCI
LAN	Realtek RTL8102EL 10/100 Mbps
USB Ports	8 x USB 2.0 (4 on back panel, 4 via headers)
Rear Panel I/O Ports	1 x PS/2 Keyboard, 1 x PS/2 Mouse, 1 x VGA, 4 x USB 2.0, 1 x RJ45 LAN, 3 x Audio Jacks